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JP3534754B2 - 伸縮性吸収構造体 - Google Patents
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JP3534754B2 - 伸縮性吸収構造体 - Google Patents

伸縮性吸収構造体

Info

Publication number
JP3534754B2
JP3534754B2 JP50468894A JP50468894A JP3534754B2 JP 3534754 B2 JP3534754 B2 JP 3534754B2 JP 50468894 A JP50468894 A JP 50468894A JP 50468894 A JP50468894 A JP 50468894A JP 3534754 B2 JP3534754 B2 JP 3534754B2
Authority
JP
Japan
Prior art keywords
absorbent article
stretchable
absorbent
superabsorbent material
absorbent structure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP50468894A
Other languages
English (en)
Other versions
JPH07509384A (ja
Inventor
ウォード ザ、サード オズボーン，トーマス
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Procter and Gamble Co
Original Assignee
Procter and Gamble Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25435272&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JP3534754(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Procter and Gamble Co filed Critical Procter and Gamble Co
Publication of JPH07509384A publication Critical patent/JPH07509384A/ja
Application granted granted Critical
Publication of JP3534754B2 publication Critical patent/JP3534754B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A61F13/15203—Properties of the article, e.g. stiffness or absorbency
    • A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
    • A61F2013/15414—Bulk thickness
    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A61F13/15203—Properties of the article, e.g. stiffness or absorbency
    • A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
    • A61F2013/15447—Fibre dimension, e.g. denier or tex
    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F2013/4512—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape folded in special shape during use
    • A61F2013/4568—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape folded in special shape during use three-dimensional; with split absorbent core
    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F2013/4512—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape folded in special shape during use
    • A61F2013/4568—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape folded in special shape during use three-dimensional; with split absorbent core
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    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F13/49007—Form-fitting, self-adjusting disposable diapers
    • A61F13/49009—Form-fitting, self-adjusting disposable diapers with elastic means
    • A61F13/4902—Form-fitting, self-adjusting disposable diapers with elastic means characterised by the elastic material
    • A61F2013/49022—Form-fitting, self-adjusting disposable diapers with elastic means characterised by the elastic material being elastomeric sheet
    • A61F2013/49023—Form-fitting, self-adjusting disposable diapers with elastic means characterised by the elastic material being elastomeric sheet being textured, e.g. corrugated
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F13/49007—Form-fitting, self-adjusting disposable diapers
    • A61F13/49009—Form-fitting, self-adjusting disposable diapers with elastic means
    • A61F13/4902—Form-fitting, self-adjusting disposable diapers with elastic means characterised by the elastic material
    • A61F2013/49031—Form-fitting, self-adjusting disposable diapers with elastic means characterised by the elastic material being elastic in longitudinal direction
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F13/49007—Form-fitting, self-adjusting disposable diapers
    • A61F13/49009—Form-fitting, self-adjusting disposable diapers with elastic means
    • A61F13/4902—Form-fitting, self-adjusting disposable diapers with elastic means characterised by the elastic material
    • A61F2013/49033—Form-fitting, self-adjusting disposable diapers with elastic means characterised by the elastic material being elastic in transversal direction
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F13/49007—Form-fitting, self-adjusting disposable diapers
    • A61F2013/49042—Form-fitting, self-adjusting disposable diapers with only stretchable part, i.e. part being not elastic but only extensible with not a full recovery of its original length
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F13/49007—Form-fitting, self-adjusting disposable diapers
    • A61F2013/49042—Form-fitting, self-adjusting disposable diapers with only stretchable part, i.e. part being not elastic but only extensible with not a full recovery of its original length
    • A61F2013/49044—Form-fitting, self-adjusting disposable diapers with only stretchable part, i.e. part being not elastic but only extensible with not a full recovery of its original length being stretchable non-elastic panels
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F13/49007—Form-fitting, self-adjusting disposable diapers
    • A61F2013/49042—Form-fitting, self-adjusting disposable diapers with only stretchable part, i.e. part being not elastic but only extensible with not a full recovery of its original length
    • A61F2013/49044—Form-fitting, self-adjusting disposable diapers with only stretchable part, i.e. part being not elastic but only extensible with not a full recovery of its original length being stretchable non-elastic panels
    • A61F2013/49046—Form-fitting, self-adjusting disposable diapers with only stretchable part, i.e. part being not elastic but only extensible with not a full recovery of its original length being stretchable non-elastic panels at the crotch
    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F13/49058—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies characterised by the modular concept of constructing the diaper
    • A61F2013/49063—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies characterised by the modular concept of constructing the diaper the diaper having decoupled components
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F13/49058—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies characterised by the modular concept of constructing the diaper
    • A61F2013/49063—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies characterised by the modular concept of constructing the diaper the diaper having decoupled components
    • A61F2013/49065—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies characterised by the modular concept of constructing the diaper the diaper having decoupled components being joined by a transverse line
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F13/49058—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies characterised by the modular concept of constructing the diaper
    • A61F2013/49063—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies characterised by the modular concept of constructing the diaper the diaper having decoupled components
    • A61F2013/49066—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies characterised by the modular concept of constructing the diaper the diaper having decoupled components being joined by an area of low stiffness
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F2013/49068—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies characterized by the shape of the outline
    • A61F2013/49069—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies characterized by the shape of the outline being rectangular, i.e. parallelepiped
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F2013/49068—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies characterized by the shape of the outline
    • A61F2013/49074—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies characterized by the shape of the outline hourglass; dog bone-shaped
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/505—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators with separable parts, e.g. combination of disposable and reusable parts
    • A61F2013/5055—Possibility of doubling or putting in new pieces
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
    • A61F2013/51059—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads being sprayed with chemicals
    • A61F2013/51061—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads being sprayed with chemicals for rendering the surface hydrophobic
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A—HUMAN NECESSITIES
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    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
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    • A61F13/51401—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material
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    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
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    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
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    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530007—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp
    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530007—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp
    • A61F2013/530036—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp being made in chemically-modified cellulosic material, e.g. Rayon
    • A61F2013/530051—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp being made in chemically-modified cellulosic material, e.g. Rayon being made in cross-linked cellulosic fibres
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530007—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp
    • A61F2013/530058—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp with specific method of producing wood pulp fibres
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530007—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp
    • A61F2013/530058—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp with specific method of producing wood pulp fibres
    • A61F2013/530094—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp with specific method of producing wood pulp fibres with mechanical pulp
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530007—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp
    • A61F2013/530058—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp with specific method of producing wood pulp fibres
    • A61F2013/530094—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp with specific method of producing wood pulp fibres with mechanical pulp
    • A61F2013/530102—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp with specific method of producing wood pulp fibres with mechanical pulp with thermomechanical pulp
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530007—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp
    • A61F2013/530058—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp with specific method of producing wood pulp fibres
    • A61F2013/530094—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp with specific method of producing wood pulp fibres with mechanical pulp
    • A61F2013/530109—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp with specific method of producing wood pulp fibres with mechanical pulp with chemithermomechanical pulp
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530131—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530131—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp
    • A61F2013/530138—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp characterized by the fibre length
    • A61F2013/530145—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp characterized by the fibre length being short
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530131—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp
    • A61F2013/530138—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp characterized by the fibre length
    • A61F2013/530153—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp characterized by the fibre length being long
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530131—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp
    • A61F2013/53016—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp having special shape
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530131—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp
    • A61F2013/53016—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp having special shape
    • A61F2013/530167—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp having special shape being crimped
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530131—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp
    • A61F2013/530226—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp with polymeric fibres
    • A61F2013/530255—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp with polymeric fibres being hydrophobic fibres
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530131—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp
    • A61F2013/530226—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp with polymeric fibres
    • A61F2013/530299—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp with polymeric fibres being hydrophilic fibres
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530131—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp
    • A61F2013/530343—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp being natural fibres
    • A61F2013/53035—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp being natural fibres of cotton
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530131—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp
    • A61F2013/530343—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp being natural fibres
    • A61F2013/530357—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp being natural fibres of wool
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530131—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp
    • A61F2013/530343—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp being natural fibres
    • A61F2013/530372—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp being natural fibres of ramie or jute or linen
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A61F2013/530489—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being randomly mixed in with other material
    • A61F2013/530496—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being randomly mixed in with other material being fixed to fibres
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A61F2013/53051—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being only in particular parts or specially arranged
    • A61F2013/530547—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being only in particular parts or specially arranged positioned in a separate layer or layers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A61F2013/53051—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being only in particular parts or specially arranged
    • A61F2013/530547—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being only in particular parts or specially arranged positioned in a separate layer or layers
    • A61F2013/530554—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being only in particular parts or specially arranged positioned in a separate layer or layers and being fixed to a web
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A61F2013/530569—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the particle size
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A61F2013/530583—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A61F2013/530583—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form
    • A61F2013/530613—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the form in fibres
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530802—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterized by the foam or sponge other than superabsorbent
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530868—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterized by the liquid distribution or transport means other than wicking layer
    • A61F2013/530927—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterized by the liquid distribution or transport means other than wicking layer having longitudinal barriers
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F13/53708—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction
    • A61F2013/53721—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction with capillary means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
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    • A61F2013/53721—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction with capillary means
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    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F2013/53791—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer being resilient or elastic
    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
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    • A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
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    • A61F2013/53795—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer being a surge management layer
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/538—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by specific fibre orientation or weave
    • A61F2013/5386—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by specific fibre orientation or weave by the fibre orientation in the z plane or vertical direction
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/539—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
    • A61F2013/53908—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers with adhesive
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    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/539—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
    • A61F2013/53908—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers with adhesive
    • A61F2013/53925—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers with adhesive with intermittent pattern, e.g. spots
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/539—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
    • A61F2013/5395—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers with thermoplastic agent, i.e. softened by heat
    • A—HUMAN NECESSITIES
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    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/539—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
    • A61F2013/53966—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers by needling, sewing, blow-needling
    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/539—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
    • A61F2013/53975—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers by Hydraulic entanglement
    • A—HUMAN NECESSITIES
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    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/539—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
    • A61F2013/53983—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers with hook and loop-type fastener or the like
    • A—HUMAN NECESSITIES
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    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
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    • A—HUMAN NECESSITIES
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    • A61F13/84—Accessories, not otherwise provided for, for absorbent pads
    • A61F2013/8476—Accessories, not otherwise provided for, for absorbent pads with various devices or method

Landscapes

  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dermatology (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Undergarments, Swaddling Clothes, Handkerchiefs Or Underwear Materials (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Saccharide Compounds (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Materials For Medical Uses (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Packages (AREA)
  • Paper (AREA)
  • Details Of Garments (AREA)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)

Description

【発明の詳細な説明】 発明の分野 この発明は，おむつ，衛生ナプキン，パンテイーライ
ナー，および失禁パッド等の吸収性物品に関するもので
あり，さらに具体的には衛生ナプキンおよび軽量失禁製
品等の吸収性物品に使用するための簡単で経済的な，超
吸収性材料含有ストレッチ構造体に関するものである。
この吸収性構造体は，内蔵する超吸収性材料粒子に対し
て一層改善された液体収容力を供与する。
発明の背景 おむつ，衛生ナプキン，パンテイーライナー，および
失禁パッド等の吸収性物品は下着の股部分に着用するデ
バイスである。これらのデバイスは人体からの液体や排
泄物を吸収して身体や衣服が汚れるのを防止する目的で
設計される。通常，この種の使い捨て吸収性物品の大半
は延伸性を示さない材料から作られる。すなわち，これ
らの材料（および物品自体）は吸収性物品の着用に際し
て通常経験されるよな緊張力下では延伸しない。
キンバリー・クラーク社（Kimberly−Clark Corpora
tion）は吸収性ストレッチ複合材料に関する米国特許第
4,891,258号を取得（1990年１月２日付きFahrenkrugへ
許諾）したが，この特許発明は少なくとも４層，すなわ
ち液体透過層，液体不透過層，吸収性層およびストレッ
チ層から成る複合材料構造体を指向するものである。こ
の場合のストレッチ層は孔空き不透質弾性フイルムから
成り，かつ液体透過層と吸収性層との間に配設される。
このストレッチ層は他の複数層にストレッチ接着されて
いるので，ストレッチ層の緊張緩和に際して多数の皺が
液体透過層，液体不透過層，吸収性層中に形成される。
このFahrenkrug特許明細書中には，この吸収性ストレッ
チ複合材料が有用であるような物品の種類についての記
載が見られない。（したがって本願出願人は,Fahrenkru
g特許の吸収性ストレッチ複合材料が本願発明明細書中
に記載したと同一タイプの物品に係わるものであるとは
認めていない）。さらに，このFahrenkrug特許発明には
多数の欠点がある。すなわち吸収性ストレッチ複合材料
に延伸性を付与するための別個のストレッチ層の使用が
必要であるが，この層は複合材料の吸収能または液体保
持性に関する目的には何等寄与せず，コスト高にもな
る。さらに，このストレッチ層は液体不透質材料から成
り、かつ液体透過層と吸収性層との間に配設されるので
扱い難い構造を有しており，吸収性層への液体の透過を
妨げる。
本願発明の譲受人であるプロクター・エンド・ギヤン
ブル社（Procter ＆ Gamble Company）は衛生ナプキ
ン，パンテイーライナー，および失禁パッド等の吸収性
物品に対して総合伸長性を付与することを目指して多く
の努力をしてきた。
殆どまたは全てが延伸性部材から成り，好ましくは約
10％乃至40％程度の総合伸び率を示す衛生ナプキンおよ
び他の吸収性物品は，オスボーン（Osborn）らの米国特
許出願第07/915,133号に”吸収性ストレッチ物品”と題
し，さらに同第07/915,284号に”伸長性を示す吸収性物
品”と題して開示されている（出願日はいずれも1992年
７月23日付き）（PCT公告番号WO93/01785号および同WO9
3/01786号，いずれも1993年２月４日付き）（本願はこ
の一部継続出願）。
出願人の譲受人によりフアイルされたこれらの特許出
願中に記載の吸収性物品の機能は良好ではあるが，ある
種の観点では改良の余地がある。例えばかかる吸収性物
品に対して伸長性を付与するための材料および製造操作
によれば，現在市販中の使い捨て吸収性物品に較べて製
造原価が一層高くなる。したがって吸収性物品に用いる
伸長性の吸収性構造体であって，前記引例記載の吸収性
物品に較べて少なくとも性能が同一であり，しかも層数
が少なくとも構成が単純で，その結果製造原価が一層安
い，伸縮性吸収構造体の提供が望まれている。したがっ
て上記特許出願に記載の物品に代替でき，かつ一層改良
された性能を有する吸収性ストレッチ物品の開発が継続
されてきた。
以上のように衛生ナプキン等の伸長性吸収性物品であ
って総合延伸性が付与された，衛生ナプキン等の吸収性
ストレッチ物品の開発が要望がされている。特に，層数
が少なく構成が簡単で，上記引例中に記載の物品に較べ
て一層製造原価が安い吸収性物品の開発が望まれてい
る。
この発明の目的は，好ましくは約10％乃至40％程度の
総合伸び率を示す，衛生ナプキン等の吸収性物品を提供
することにある。
他の目的は，層数が少なく，上記引例記載の吸収性ス
トレッチ物品よりも構成が単純な，衛生ナプキン等の吸
収性物品に代替できるタイプの物品の提供にある。
さらに他の目的は，衛生ナプキン等として使用する超
吸収性材料含有吸収性物品であって，この超吸収性材料
粒子に対して改良された液体収容力を付与しうるような
吸収性物品の提供にある。
この発明のその他の目的は，添付図面を参照しながら
次の記載を判読することにより一層明瞭になるはずであ
る。
発明の要約 この発明によれば，おむつ，衛生ナプキン，パンテイ
ーライナー，および失禁パッド等の吸収性物品に使用す
るための伸縮性吸収構造体が提供される。
この発明の伸縮性吸収構造体はバリヤーフイルムとし
ても機能する液体不透質ストレッチ部材に積層された不
織ウエブ等の吸収性部材から成る。不織ウエブはバルヤ
ーフイルムの延伸条件下でバリヤーフイルムに積層され
る。次いでバリヤーストレッチフイルムの応力を緩和す
ると不織ウエブ中に多数の皺が発生する。この不織ウエ
ブは多数の超吸収性材料粒子が張り付けられたり，その
中に粒子を分散させたタイプの使用が好ましい。この伸
縮性吸収構造体はそのままで使用してもよく，また構造
体の不織面を液体透質性表面シートでカバーしたり，ま
たは表面シートおよび超吸収性材料封じ込め層でカバー
し，次いで表面シートでカバーしてもよい。
この発明の伸縮性吸収構造体によれば，衛生ナプキン
や軽量失禁製品等の吸収性物品に使用するための超吸収
性材料含有吸収性構造体であって，安価で単純で，超吸
収性材料粒子に対して改良された液体収容力を付与しう
るような吸収性構造体が提供される。
図面な簡単な説明 この明細書中には発明の内容を詳細に指摘しかつ明瞭
にクレイムした請求の範囲を包含させてあるが，この発
明の内容は添付図面を参照しながら次の記載を判読する
ことにより一層明瞭になるはずである。
図１は好ましい衛生ナプキンの一実施態様における，
この発明の伸縮性吸収構造体の平面図であり，下に横た
わる構造体を示すために表面シートの一部を取り除いて
ある。
図２は図１の線２−２についての図１の衛生ナプキン
を示す断面図である。
図３はこの発明の伸縮性吸収構造体の一実施態様を示
す斜視図である。
図４は衛生ナプキンの伸び率（伸長性）説明するため
の平面図である。
図５は衛生ナプキンに加えられた延伸力の大きさと，
かかる力に対応した衛生ナプキン伸び量との好ましい相
関を説明するための表である。
発明の詳細な説明 図１および２に，使い捨て吸収性物品の好ましい一実
施態様における，この発明の吸収性構造体を示す。この
吸収性構造体は超吸収性材料を含有し，延伸性好ましく
は伸縮性を示し，さらに好ましくは弾性的延伸性を示
す。吸収性物品の好ましい一実施態様における図１およ
び２に示す吸収性物品は衛生ナプキン20である。
ここで使用する”衛生ナプキン”なる用語は女性が外
陰部に近く着用する物品であって，人体から排泄される
例えば血液，月経，および尿等の各種滲出液を吸収およ
び収容する目的の物品を指す。しかし，この発明の伸縮
性吸収構造体はパンテイーライナー等の他の女性用衛生
または月経パッド類，または”おむつ",失禁パッド等の
他の吸収性物品用にも使用しうることを理解されたい。
衛生ナプキン20は液体透質性で身体に接触する面すな
わち”ボデイー面"20Aおよび液体不透質性被服面20Bか
ら成る２表面を有する。図１に示す衛生ナプキン20はボ
デイー面20Aから見た説明図である。このボデイー面20A
は着用者の身体に隣接して着用されるように意図され，
反対側に位置する被服面20Bは衛生ナプキン20を着用し
た際に着用者の下着に隣接して配設されるように意図さ
れている。
衛生ナプキン20は縦方向中心線Ｌおよび横方向中心線
Ｔの２中心線を有する。ここで使用する”縦の”なる用
語は衛生ナプキン20の着用者が立ち上がった際に左右に
身体を二分する垂直面に，例えばほぼ平衡に配列する衛
生ナプキン20の面中の線，軸または方向を指す。また”
横の”なる用語は縦方向にほぼ垂直な，衛生ナプキン20
の平面以内に位置する線，軸または方向を指す。また衛
生ナプキン20は互いに間隔を隔てた縦方向エッジ22およ
び互いに間隔を隔てた横方向すなわち”端部エッジ”
（または単に”端部”）24を有しており，衛生ナプキン
20の周縁部26を互いに形成している。
衛生ナプキン20の厚さは任意であり，比較的厚手，比
較的薄手，または著しく薄手のものも含有される。衛生
ナプキン20（図１）では比較的薄手の衛生ナプキン，好
ましくは”超薄手”の衛生ナプキンの例を示すように意
図したが，これらの図を参照する際には材料層の数に起
因して衛生ナプキン20が実際よりも著しく厚く見えるこ
とに留意されたい。”超薄手”衛生ナプキン20は約３ミ
リメーター以下の厚さを有することが好ましい。この薄
手ナプキン20は着用し易いように比較的柔軟性であるこ
とも必要である。超薄手衛生ナプキンの例はオスボーン
（Osborn）による米国特許第4,950,264号および同第5,0
09,653号公報中に開示がある。
この発明の衛生ナプキン20の個々の部材を図２に示し
た。この衛生ナプキン（図２）は液体透質性表面シート
38,表面シート38の下方に位置する吸収性構造体42,およ
び表面シートと吸収性構造体との間に位置する超吸収性
材料封じ込め層46から成る。この表面シートおよび超吸
収性材料封じ込め層はPCT公告第WO93/01785号および同
第93/01786号に開示された部材から選択できる。かくし
てこの衛生ナプキンは吸収性構造体に加えて一種または
二種以上の延伸性部材から成り，また全てが延伸性部材
から成る総体的伸長性を有するナプキンであることがさ
らに好ましい。
この衛生ナプキン20の伸長性の略図を図４に示した。
ここで用いる”伸長性”なる用語はｘ−ｙ面中での寸法
の少なくとも一つが増加できうる物品を指す。このｘ−
ｙ面は衛生ナプキン20の諸面にほぼ平衡する面である。
この”伸長性”なる用語中には伸縮性および次に規定す
る弾性的延伸性を有する物品も包含される。衛生ナプキ
ン20（図４）は長さおよび幅方向の両方に延伸性である
のが好ましい。しかし他の実施態様における衛生ナプキ
ン20は一つの方向にだけ延伸性を有することもできる。
少なくとも縦方向に延伸性を有する衛生ナプキンである
ことが好ましい。
ある種の好ましい実施態様での衛生ナプキン20では，
延伸性であると同時に伸縮性でもある。ここで使用す
る”延伸性”なる用語は物品に延伸力を与えた場合に伸
長し，かつ延伸に対して若干の抵抗を示すような物品を
指す。さらに好ましい衛生ナプキン20は弾性的延伸性を
示すナプキンである。”弾性的伸縮性”または”弾性的
延伸性”なる用語は互換的に用いられる。これらの用語
は，延伸力を解除した際に衛生ナプキンが未延伸または
未伸長（すなわち”オリジナル”）寸法に向けて戻ろう
とする傾向のある衛生ナプキンの性質を指す。しかしこ
の衛生ナプキンの場合，未延伸寸法へと全部が戻る必要
はない。図４に見られるように未延伸寸法と伸長寸法
（または延伸寸法）ＬSおよびＷS間の,LRおよびＷRのよ
うな緩和寸法に戻ればよい。衛生ナプキンに弾性的延伸
性を付与すると延伸力を取り除いた場合に衛生ナプキン
が縦内側（すなわち縦バンチ）に集合する悪い傾向が低
減する。このことは着用者のパンテイーが引き締まった
場合に特にそうである。
この発明の衛生ナプキン20および吸収性構造体は，衛
生ナプキンまたは吸収性構造体のいずれかに延伸条件下
で弾性ストランドを別途に取り付けることなく延伸性を
付与するのが好ましい。かくすることによりはじめて衛
生ナプキンおよび吸収性構造体が,"伸縮性繊維を織り込
んでいない”または”弾性剤を使用しない”製品である
と言えることになる。しかし，この衛生ナプキンおよび
吸収性構造体は任意の弾性ストランドを有する製品から
除外されることを意味するものではない。
この発明の衛生ナプキンはPCT公告第WO93/01785号お
よび同第WO93/01786号に開示された範囲の延伸性を有す
ることが好ましい。これを要約すれば一対のパンテイー
中に衛生ナプキンを着用する際に伴う力条件下で約５％
乃至50％以下に延伸しうる能力，さらに好ましくは約10
％および約40％の間，最も好ましくは約25％および約40
％の間に延伸しうる能力を有する衛生ナプキンが好まし
い。約50乃至100グラムおよび約1,000乃至1,500グラム
の間の力条件下，より好ましくは約250グラムおよび約8
00グラムの間の力条件下で，かかる伸長をなしうるナプ
キンが好ましいことになる。吸収性構造体の延伸性は同
じ力条件下では同じ程度に延伸できる。好ましい吸収性
物品類の伸長性に対する力の追加範囲を表５に示す。こ
こに限定した全ての限界および範囲中には，この限定お
よび範囲中にある一層狭い全ての範囲，限定および量が
包含されることを理解されたい。また図５に見られるよ
うに，この衛生ナプキンに”押し込み壁”（force wal
l）を設けてナプキンに付与される力量を実質的に増加
させることなく一定限度範囲を超えた伸びを回避させる
こともできる。
以下，この発明の衛生ナプキン20の個々の部材を図１
−３を参照しながら詳しく検討する。
この発明の吸収性構造体42は図１および２の表面シー
ト38の下に横たわつて見られる。ここに示した吸収性構
造体は弾性的延伸性を有するものが好ましい。（ここで
使用する吸収性構造体なる用語は簡単に言えば”伸縮性
吸収構造体”を指す）。この伸縮性吸収構造体42は月経
や他の体液の吸収手段として機能し，また着用者の衣服
や下着等の衛生ナプキンと接触する物品が，吸収滲出液
で湿潤されるのを防止するためのバックシートとしても
役立つ。
伸縮性吸収構造体42は吸収表面を備えた３次元構造体
であり，そな中にピークとバレーを有している。図１−
３で示す実施態様では，この伸縮性吸収構造体42は不織
ウエブ43等の吸収性部材から成り，この部材は液体不透
質ストレッチ部材，バリヤーフイルム40に積層される。
バリヤー層40はこの吸収性構造体に対して延伸性を付与
する（かつ液体類に対するバリヤーとしても機能す
る）。伸縮性吸収構造体42の不織側は液体透質性表面シ
ートでカバーするのが好ましい。図１および２に示す衛
生ナプキンの場合の他の実施態様では，この伸縮性吸収
構造体を表面シートおよび超吸収性材料封じ込め層でカ
バーし，次いで表面シートでカバーする。
吸収性構造体42は不織材料43をバリヤーフイルムの伸
長状態下でストレッチバリヤーフイルム40に積層させて
形成させる。次いでストレッチバリヤーフイルム40を緩
和させる。この積層構造体は好ましくは積層体の不織部
材上または中に分散させた超吸収性のヒドロゲル形成性
材料粒子または繊維41を有する。吸収性構造体42が未伸
長状態の時には，この吸収性構造体42の表面は模様付け
され，かつ多数の皺66で特徴付けられる。
吸収性構造体の不織部材43は各種タイプの不織材料か
ら成る。好適な不織材料中にはカード不織布，スパンボ
ンド，湿式レイアップ，溶融吹込，ヒドロからみ合い材
料およびこれらの組み合わせ材料等が包含されるが，必
ずしもこれらのみに限定されるものではない。天然繊維
や合成繊維から成る不織材料も使用きる。好適な天然繊
維の例中にはセルロース系および綿系繊維が包含され
る。好適な合成繊維の例中にはポリエステル，ポリプロ
ピレンおよび２成分系繊維等のポリオレフイン系材料が
包含される。不織材料から成る繊維類のデニールは約１
および約30の間にある。不織材料から成るこの繊維類は
均一または混合材料組成物から成るか，および／または
デニールのものでもよい。厚さは約0.07mmおよび約0.30
mmの間にあり，坪量は約9g/m2および約25g/m2の間にあ
る。
この不織材料および材料自体の繊維は親水性または親
油性のいずれかの表面処理を行ってもよい。コロナ放電
処理により親水性を付与してもよく，繊維中に界面活性
剤を添加したり，不織材料の繊維上に界面活性剤をスプ
レーしたり，または他の公知方法により，この不織材料
を親水性にすることができる。不織布上にスプレーする
のに好適な界面活性剤はロンザ社（Lonza,Inc.,William
sport,Pa.）から市販され商品名「Pegosperese 200M
L」である。この不織材料の変形としては毛管路繊維
（すなわち繊維内毛管路を特に外表面上に有する繊維）
が挙げられる。毛管路繊維類は液体類の輸送（それ自体
または特定方向におけるいずれかの）を支援する目的で
使用できる。好ましい毛管路繊維に就いてはトンプソン
（Thompson）らによる米国特許第5,200,248号（1993年
４月６日付き）に記載がある。他の変形では，不織部材
が合成繊維から成る場合にノーザン針葉樹材クラフト繊
維等のセルロース繊維を包含する少量の天然繊維または
綿繊維を不織材料中に含有させて液体の吸収および輸送
を支援することもできる。
この発明の超吸収性材料は”吸収性ゲル化材料”とも
呼称されるヒドロゲル形成性高分子ゲル化剤から成る。
高分子ゲル化剤は水または体液等の液体と接触すると，
かかる液体を吸収してヒドロゲルを形成する。このよう
にして伸縮性吸収構造体42中に排出された液体はこの高
分子ゲル化剤により捕捉されて保持され，したがって物
品に対して一層強化された吸収能および／または改良さ
れた液体保持性能を付与することになる。吸収性構造体
42に使用される高分子ゲル化剤は実質的水不溶性で，軽
く架橋して部分中和したヒドロゲル形成性高分子材料か
ら成る。この発明で用いる高分子ゲル化剤の形状は任意
であり，ペレット，フレークまたは繊維状が包含される
が，これらのみに限定されるものではない。
繊維状ではなくて粒子状をなす場合には，この超吸収
性材料は不織材料に貼り付け（すなわち接着）るのが好
ましい。この目的には不織部材をバリヤーフイルムに接
着する以前または以後に各種の異なった方法で実施でき
る。超吸収性材料粒子を不織材料に接着させるための各
種の方法の例中には次の方法が包含されるが，必ずしも
これらのみに限定されるものではない。
湿気（例えば水蒸気，水ミスト）の使用または不織材
料上に配設する以前に超吸収性材料粒子を事前に湿潤さ
せることにより，この超吸収性材料粒子を不織材料に接
着させることができる。この超吸収性材料粒子はホット
メルト接着剤，水系接着剤および他の公知接着剤を包含
する公知接着剤を使用して不織材料に接着させることが
できる。接着剤の施工形状は任意であり，スプレー，ス
パイラル等があるが，これらのみに限定されない。この
超吸収性材料粒子はグリセロール，グリセリンまたは他
の化学品，できれば無毒性の薬剤を用いて超吸収性材料
粒子表面を膨潤させ表面を粘着性にし，不織材料への繊
維の接着を行なうことができる。
繊維状超吸収性材料を使用する場合には，この繊維状
超吸収性材料を不織材料製造用の他の繊維状材料と混合
して不織部材を一体的に形成させるのが好ましい。別法
として不織材料を全て超吸収性材料の繊維から構成させ
ることもできる。
この発明の吸収性構造体42の縦側エッジ42Cおよび端
部エッジ42Dは密封して，液体または液体含有超吸収性
材料が着用ナプキンから吸い上げられたり排除されるの
を防止する。吸収性構造体42のエッジは例えば薄葉層で
包むか，またはカバーする。別法としてこの薄葉層のエ
ッジは折り畳んで調節して，液体または液体含有超吸収
性材料粒子41が吸収構造体42から吸い上げられたり排除
されるのを防止してもよい。他の別法による実施体様で
は，衛生ナプキン20の縦エッジおよび端部エッジ22およ
び24はこの目的のために密封される。衛生ナプキン20の
周長回りの永久シール類は，引き伸ばしに際して一切破
損してはならない（すなわち衛生ナプキンの使用期間中
には全てのシールが破損せずに残存するように配慮され
る）。
バリヤー40は不透質なので，使用者の衣服は体液で汚
染されるのが防止できる。このバリヤー40は延伸性，好
ましくは伸縮性，さらに好ましくは弾性的延伸性の液体
不透質材料から製造できる。
好ましい実施態様ではバリヤー40はバリヤーフイルム
40から成る。好ましいフイルムの例中には米国特許第4,
476,180号（Wnukら）（1991年４月16日付き）に開示の
方法により製造されたフイルム等の，延伸性で好ましく
は弾性的延伸性を有するフイルムが包含される。かかる
フイルムはエクソン社（Exxon Chemical Company of
Lake Zurich,IL.）から商品名「エクソン弾性フイル
ムEX−500」（以前のEXX−７）として市販されている。
好ましい他のフイルムの例としてはフアインドレー社
（Findley Adhesives Company,Wauwatosa,Wisconsi
n）で製造された「Formula ＃198−338」延伸性接着フ
イルムが市販されている。このフアインドレー接着フイ
ルムは200−300％伸長しうる液体不透質フイルムであ
る。このものは弾性的延伸性を示すので好ましい。
吸収性構造体42のアセンブリーは，完全ストレッチ条
件を指向する少なくとも一道程の条件下でバリヤーフイ
ルム40を延伸し，かつバリヤーフイルム40および不織材
料43を一緒に積層することにより行なう。バリヤーフイ
ルム40の延伸は未延伸長さの約150％（すなわち未延伸
長さの1.5倍）で行なうのが好ましい。バリヤーフイル
ム40および不織材料43の積層方法は，形成される吸収性
構造体に対して延伸性と３次元表面を付与する方法であ
れば特に限定はされない。バリヤーフイルム40と不織材
料43との積層は最終吸収性構造体42の縦方向に配向した
平行ビーズ形態の接着剤を用いて行なうのが好ましい。
フイルムの緊張を解くと，バリヤーフイルム40は横切る
多数の皺66を形成しながら収縮する。これにより吸収性
構造体42に対して縦方向の伸長性が付与される。
またこの吸収性構造体には任意の方法で多方向伸長性
（または延伸性）を付与するともできる。例えばこのバ
リヤーフイルムを積層中に２方向以上に延伸して多方向
の延伸性を付与することができる。別法による実施態様
では，リングローリングまたはクレーピング等の機械的
作業を積層のあとに吸収性構造体に対して行なうことも
できる。別法として，ボンドパターンを使用して不織材
料をバリヤーフイルムに接着させて多方向延伸を行なう
ことも可能である。例えば，バリヤーフイルムを延伸
し，接着剤をスポットまたはダイヤモンドパターンで施
してから不織材料を施して多方向に延伸することができ
る。
この発明の吸収性構造体の実施態様は多数が可能であ
る。例えば不織材料の他の層45をバリヤーフイム40の他
の側面にしっかり固定できる（図３）。変法として，バ
リヤーフイルムの延伸程度およびグルーパターンを変え
て皺の大きさと形状を変更する（すなわち，延伸の程度
が大きく，かつグルーボンド間のスペースが大きい程皺
が大きくなる）。さらに，不織材料層を不織サンドイッ
チ中に折り込んで延伸済みバイヤーフイルム上に積層し
てもよい。
吸収性構造体には密度勾配，毛管勾配，超吸収性勾
配，一層の低密度および低平均坪重量の取得領域を付与
することもできる。例えば，高密度領域を圧縮により吸
収性構造体に付与して液体取得力，液体貯蔵量および液
体分配力を向上させることも可能である。
吸収性構造体42の吸収性部材は上記の特定超吸収性材
料含有不織材料のみに限定されるものではない。この吸
収性部材は，業界で該目的に使用している材料であれば
その種類は問わない。かかる例中には，一般にエアフエ
ルトと呼称される微粉砕木材パルプ，クレープセルロー
ス詰綿，修飾架橋セルロース繊維（ヤングらの米国特許
第5,217,445号公報）（1933年６月８日月），毛管路繊
維，吸収性フォーム，吸収性スポンジ，合成ステープル
フアイバー，高分子繊維，ピートモス，およびこれらの
対応物ならびに混合物が包含される。
バリヤーフイルムとして延伸性接着フイルムを使用す
る実施態様では，このフイムを衛生ナプキン20中にその
まま使用できる。例えばこの接着フイルムの一側面（図
3,符号40A）を不織材料43に接着できる。バリヤーフイ
ルム40の衣服に面する側から成る他の側面40Bをパンテ
イーファスナー接着剤として使用できる。別法として，
衣服に面する側面40Bを形成する接着フイルム側に，少
なくともその一部がカバー（または接着性を排除するた
めの”ブロック”）された接着面を持たせることもでき
る。体に面したバリヤーフイルムの側面40Aは一部また
は完全にブロックすることもできる。
露出接着剤をブロックする方法は多数ある。例えば非
接着性材料層を当がう方法，タルク粉またはコーンスタ
ーチ等の粉状材料を露出接着剤の少なくとも一部にブラ
シ塗りまたは散布する方法が挙げられるが，これらに限
定されない。バリヤーフイルム40の体に面した側面40B
上の露出接着剤の部分ブロッキングは残留接着性部分と
共に特定のパンテイーフアスナー接着パターンを創るの
に使用できる。
さらに他の実施態様では，一側面が接着タックを示
し，他面がタックを示さない接着フイルムを創ることが
できる。これらの特性を有する好適な接着フイルムの一
例は低モジユラス感圧接着剤［フインドレー社から商品
名「Formula H2301」等のブロッキングフイルムと共に
商品名「Formula ＃198−338」として市販］を有する
不織エラストマーフイルムから成る複合構造体である。
かかる材料については米国特許第5,032,120号（フリー
ランドら）（1991年７月16日付き）および同第5,037,41
6号（アレンら）（1991年８月６日付き）に詳しく開示
され，他の目的にも使用されている。この発明の吸収性
構造体42によると多くの利点が得られる。テイッシュー
層の除去作業や折り畳み作業が不要なので吸収性構造体
の製造コストの低減に繋がり，これを使用する吸収性物
品が著しく薄くかつ柔軟に製造できる。
この発明の不織材料に伴う皺に起因して均質ウエブ構
造体や積層構造体に較べてボイドが多く，かつ大きい
（すなわち，ボイド容積の増加）。このボイドは超吸収
性材料粒子が液体を吸収したのちに膨張できる空間を提
供するのに有用である。このことは積層体の層間に同一
量の超吸収性材料を有する積層体に較べて一層大きな液
体収容力を吸収性構造体に対して付与することを意味す
る。
皺に起因して一定面積（すなわちcm2当り）当りの超
吸収性材料の濃度を高めるることができる。一層高濃度
の超吸収性材料をこの吸収性構造体の必要領域に効果的
に配分することも可能である。その理由は大きいボイド
容積を有する構造体では２方向の超吸収性材料があるか
らである。（皺を有する構造体上への，またはのちに皺
を施す平面構造体への超吸収性材料の析出方法では２方
向分配を創る）。加えて，この吸収性構造体には緩和状
態において過剰濃度の超吸収性材料を付与することがで
き，この吸収性構造体を延伸すると所望範囲以内の濃度
で超吸収性材料を付与できる。
表面皺に起因して”サージ”容量が提供され，これに
より遊離液体が超吸収性材料により吸収されるまでの間
の噴出遊離液体の一時的収容が可能になる。また，この
表面皺はソフト感を高め，弾性構造を高めるので着用性
が改良される。さらに，この発明に使用するタイプの薄
層バリヤー上に直接粒状超吸収性材料を配設しようとす
る従来の試みは，特に製造または着用中に吸収性物品上
に圧力が加わった場合に，バリヤー中にピンホールが発
生した。これによりバリヤーまたは超吸収性材料粒子を
通じて液体の漏洩が起きる。この発明の吸収性構造体に
使用する不織材料は，吸収性構造体が加圧された場合ピ
ンホールが形成されるのを妨げるクッションを提供して
これらの問題を軽減または回避させる。
表面シート38は衛生ナプキン着用に際して使用者の皮
膚に近接して設けられる液体透過質部材から成る。この
表面シート38は可能な限り柔軟性で，ソフト感があり，
かつ皮膚刺激性の少ないものが好ましい。さらに表面シ
ート38はしみ通り性に優れ，再び湿潤する傾向が少な
く，体から排出物を速やかに浸透させて吸収性構造体42
の方向に誘導させるが，一方では排泄物が表面シート38
を通じて着用者の皮膚に逆流するのを防止できるもので
なければならない。
この表面シート38には体に面した側面38Aと衣服に面
した側面38Bから成る２側面がある。体に面した側面38A
は，一般に衛生ナプキン20の体に接触する表面（”ボデ
ー表面”）20Aの少なくとも一部を形成する。表面シー
ト38は二つの縦エッジ38Cと二つの端部エッジ38Dを有し
ている。同様の符号が衛生ナプキンの他の部材類にも適
用されている。着用者の体に面した部材の側面は部材の
符号および"A"で表示してある。着用者の下着に面した
側面は部材符号および"B"で表示してある。このサイド
および端部エッジそれぞれ部材符号および"C"および"D"
で示してある。
表面シート38は多数の材料から製造でき，その例中に
は織材料および不織材料，孔空き形成した熱可塑性フイ
ルム，孔空きプラスチックフイルム，油圧成形フイル
ム，多孔性フオーム材料，網状フオーム，網状熱可塑性
フイルム，および熱可塑性スクリムが包含されるが，こ
れらのみに限定はされない。織および不織材料の好まし
い例中には，天然繊維（例えば木材および綿繊維），合
成繊維または改質天然繊維（例えばポリエステル，ポリ
プロピレン繊維，ポリエチレンまたはポリビニルアルコ
ール，澱粉系樹脂，ポリウレタン，セルロースエステ
ル，ナイロン，およびレーヨン繊維），および天然繊維
と合繊の混合物が包含されるが，必ずしもこれらのみに
限定されるものではない。表面シート38が不織ウエブか
ら成る場合，このウエブの例中にはスパンボンド，カー
ド，湿式堆積，溶融吹き込み，ヒドロエンタングル，お
よびこれらの併用法により成形されたウエブが包含され
る。
表面シート38としては孔空きフイルムが好ましく，こ
れらは液体透質性であり，孔空きが適正であれば液体を
逆流させて着用者の皮膚を再び湿潤させる傾向を低減さ
せる。好ましいフィルムに就いては次の開示を参照され
たい。
米国特許第3,929,135号公報（トップソン）（1975年12
月30日付き） 同第4,324,426号公報（ミユーレンら）（1982年４付き1
3日付き） 同第4,342,314号公報（ラデールら）（1982年８月３日
付き） 同第4,463,045号公報（エールら）（1984年７月31日付
き） 同第5,006,394号公報（ベアードら）（1991年４付き９
日付き） この表面シート38にプリーテイング，コルゲーテイン
グ，またはリングローリング等の機械的処理を施して伸
長性を与えることができ，これにより表面シートに折り
目を与えて，表面シートの延伸に際して折り目が開口す
るようにする。各種の表面シート材料に対してかかる方
法が適用できる。この発明の好ましい例では，表面シー
ト38を米国特許第4,463,045号公報に開示の方法に準拠
して作り，次いでリングロールに処して一定の縦延伸性
を与える。このような表面シートはジョーンらの米国特
許出願第07/936,195号（1992年８月25日）明細書中に”
改良された弾性をウエブに付与するための変形部分を有
する高分子ウエブ”と題して記載がある。
リングロールまたは”プレコルゲート”に対する適当
な方法は米国特許第4,107,364号（シソン）（1978年８
月15日付き），同第4,834,741号（サビー）（1989年５
月30日付き）および米国特許出願第07/662,536号（ジェ
ラルドら）（1991年２月28日付き），同第07/662,537号
（ケネースら）（1991年２付き28日付き），および同第
07/662,543号公報（ジェラルドら）（1991年２月28日付
き）に開示されている。
リングロール法による表面シートの波の折畳線はトラ
バース方向に走るのが好ましく，これにより表面シート
が縦延伸性になる。他の実施対様では，この折畳線が縦
方向，両方向，および／または他の方向に走ることもで
きる。表面シート38はこの折畳線に垂直方向に延伸でき
る。
好ましい一例では，表面シート38は親水性であり，液
体が表面シート38を通じて一層速やかに輸送される。し
たがって体排泄物は吸収性構造体中に吸収されるよりも
寧ろ表面シートから流出する機会を低減させる。表面シ
ートの親水化は界面活性剤で処理することにより達成で
き，米国特許第4,950,264号および同第5,009,653号（オ
スボーン）明細書中に開示がある。
さらに，表面シート38の内面38Bは下層吸収性層と接
触的に固定される。この接触関係により液体が一層速や
かに表面シート38に浸透する。この表面シート38は表面
シートを下層に接着することにより下側に横たわる層と
接触関係が保たれる。しかし，この表面シート38の面を
下層と接着することは絶対条件ではない。表面シート38
は表面シートと下層部材との間に接着剤を施したり，下
層の繊維を表面シートと絡ませたり，表面シート38を下
の吸収性層に一群の個々に区別された融着ボンドを用い
て融着させたり，または他の公知方法を用いて下層吸収
性部材と接触を保たせることができる。
超吸収性材料封じ込め部材（または”封じ込め層”）
46は表面シート38と吸収性構造体42との間に配置する。
この封じ込め層46は不織部材43中の超吸収性材料粒子41
が表面シート38（および衛生ナプキンから）を通過して
製造中または着用中に逸散するのを防止するのに使われ
る。
封じ込め層46の材質は特に限定されないが，表面シー
ト38を通じて吸収性構造体中に通過する液体の輸送を妨
害しないものを選択する。好ましい封じ込め層に就いて
はPCT公告第WO93/01785号および同第WO93/01786号を参
照されたい。他の材料としてはクレープテイシュペーパ
ー，およびフアイバーウエブ社（Fiberweb North Ame
rica of Simponsville,SC.）で商品名「8144−102」
として製造される溶融吹き込み複合体が挙げられる。繊
維状の超吸収性材料が使用される場合，この封じ込め層
46は，表面シート38の材料として適合するものであれば
種類は問わない。繊維状の超吸収性材料が使用される場
合，かかる材料は製品表面に面する体に超吸収性材料
が”ブリード”するのを防止するのに極めて有用であ
る。
封じ込め層46にはプリート，コルゲート，クレープ，
またはリングロール等の機械的手段を封じ込め層に適用
することにより延伸性を付与することができる。好まし
くは，この封じ込め層46は20％および200％（すなわ
ち，初期長さの約1.2乃至3.0倍）の間の延伸を与えたテ
イシューペーパーから作ることにより伸長性を付与する
のが好ましい。かかるテイシューシートの波は所望の延
伸方向に垂直であるべきである。かかるテイシュシート
は各種の方法で作れる。テイシュペーパーの一例は公知
クレープテイシューである。例えば，製造時にヤンキー
ドライヤーから取り除いたのちでもクレープを実質的に
維持している「BOUNTY」テイシューが挙げられる。かか
るテイシューの製法はスムルコスキー（Smurkoksi）ら
の米国特許第5,098,522号公報（1992年３月24日付き）
に開示がある。
上記衛生ナプキンの部材（表面シート，封じ込め層，
および吸収性構造体）は衛生ナプキン20が伸長できるよ
うに互いに適宜の方法で固定することができる。図１の
好ましい実施態様では，衛生ナプキン20の部材は，表面
シートのエッジおよびバイヤーフイルム40が吸収性構造
体42の不織部材43のエッジを越えて外方に伸長するよう
な大きさに揃える。表面シート38および封じ込め層46は
吸収性構造体42の頂部に配設する。不織材料43の部分を
越えて外方に伸長する表面シート38のエッジの部分はバ
リヤーフイルム40の部分と固定する。表面シート38はシ
ーム90に沿ってバリヤーフイルム40に固定するのがよ
い。シーム90は液体不透質が好ましい。シーム90は接
着，クリンプ，またはヒートシール等の適当な公知手段
で形成できる。
上記の場合は構成に就いての好ましい実施体様であ
る。（各種部材を合体させる他の手段も使用可能であ
る）。例えば，この発明の吸収性構造体はいわゆる”チ
ユーブ”製品に使用できる。これらの製品では，表面シ
ート材料等の液体透質カバー材料を吸収性構造体回りに
完全に包み込み，吸収性構造体に固定できる。
衛生ナプキンの衣服対向面20B（図２）には感圧接着
剤50等のフアスナーを取り付けて衛生ナプキン20をパン
テイーのクロッチに固定する。感圧接着剤は各種の好ま
しい配置で施工できる。
好ましい接着剤パターンはPCT第WO93/01785号およびW
O93/01786号中に記載がある。接着フアスナー50は延伸
性，非延伸性，またはこれらの組み合わせ接着剤から成
る。
接着剤が延伸性である場合には，衛生ナプキンとほぼ
同量伸長するのが好ましい（表１）。適当な延伸性接着
剤の例中には延伸性接着剤自体，および延伸性接着剤／
バリヤーフイルムの組み合わせが包含される。延伸性接
着剤の種類は問わない。適当な延伸性接着剤／バリヤー
フイルムの組み合わせ例中には，延伸性バリヤーフイル
ム材料上に使用された非延伸性接着剤；「フインドレー
接着剤198−338」（商標名）等の弾性的延伸性フイル
ム；または低モジュラス弾性フイルム上の（商品名）
「3M接着剤1442」等のスプレー接着剤が包含されるが，
必ずしもこれらに限定されるものではない。
適当な非延伸性接着剤としてはセンチユリー社（Cent
ury Adhesive）から商品番号「A305−４」として，ま
たはアンカー社（Anchor Continental Inc.3M Sigma
Division,of Covington,Ohio）から，およびフユー
ラー社（H.B.Fuller Co.,Ohio）から商品名「Fuller
Ｈ−2238ZP」として製造される0.6ミル合格として規定
された接着剤が挙げられる。
適当な非延伸性接着フアスナーは米国特許第4,917,69
7号公報中に詳細な記載が見られる。
接着フアスナー50は剥離ライナー（すなわちカバース
トリップ）52でカバーするのが好ましい。剥離ライナー
の種類は問わない。好ましい一実施態様では，この剥離
ライナーは個々にパックされた衛生ナプキンおよび使用
後に衛生ナプキンを廃棄するための容器（スワンソンら
米国特許第4,556,146号公報に記載のような）の両方を
提供するラッパーで置き換えてもよい。
フアスナーについては簡略化のために接着剤の範疇に
含めて記載してきた。しかしフアスナーの種類は接着剤
に限定されない。好ましいフアスナーの例中には感圧接
着剤，機械的フアスナーおよび両者の組み合わせ等の接
着フアスナー手段が包含されるが，これらに限定はされ
ない。
以下，この発明を実施例によりさらに詳しく説明する
が，これらの実施例のみに限定することを意図するもの
ではない。
実施例 表面シート38を米国特許第4,463,045号に準拠して作
り，延伸性付与のためにリングロールに処した。封じ込
め層はクレープ「BOUNTY」テイシューのシングルプライ
である。この不織層はスコット社製の11g/m2ポリプロピ
レン（商品コード）「2022CA」である。バリヤーフイル
ムはエクソン社から市販の商品名「EXX−7A」として公
知の1.5ミルのキヤリパーフイルムである。
この延伸性吸収性構造体は初期長さの約1.5倍のバリ
ヤーフイルムを延伸し，このフイルムの両面上にフイン
ドレー（Findley）「Ｈ−2031」（商品名）を押し出し
て作った。約1mm幅の連続フィラメント形態のグルーを
施した。フイラメントは約9.5mmだけの間隔を置いた。
スコット不織材料をこのフイルムの両側に積層し,3層ラ
ミネートを作った。次いでこの延伸性吸収性構造体を衛
生ナプキンとしての所望の形状に切断した。
スパイラルパターン接着剤「フインドレー2031」（商
品名）をこの延伸性吸収性構造体の両面に施し，延伸性
吸収性構造体のこの側面上にゲル化材料（商品名）「ナ
ルコ（Nalco）1180」1.0gを分散させた。超吸収性材料
を有するこの吸収性構造体の側面をシングルプライ・ク
レープテイッシュー（破断点伸び％が200％またはそれ
以上）でカバーした。スパイラルパターン接着剤「フイ
ンドレー「2031」（商品名）の単一層をこのテイシュー
外側に向いた面に施した。ホットメルト「フインドレー
接着剤990」（商品名）をバリヤーのエッジに沿って施
し，このリングロール表面シート材料を部分組み立て製
品に適用して製品が縦方向に延伸するようにした。次い
でこの組み立て製品を互いにプレスした。「フーラー延
伸性接着剤2254」（商品名）をパンテイーフアスナー接
着剤としてこのバリヤーの背面に施した。横方向の延伸
性を付与する方法は当業者にとり容易に想到しうるとこ
ろである。
以上衛生ナプキンの好ましい一実施態様に就いて記載
してきたが，文献には衛生ナプキンの他の製法も多数開
示さてている。これらにより伸縮性吸収構造体を提供す
ことも可能であろう。かかる衛生ナプキンの数例が米国
特許出願第07/944,764号（クリーら）（1992年９月14日
付き）および米国特許第5,009,653号および同第4,950,2
64号公報（オスボンン）（1988年４月23日付き）中に記
載がある。
”パンテイーライナー（panty liner）”または”パ
ンチライナー（pantiliner）”なる用語は衛生ナプキン
よりも嵩高ではなく吸収性が少なく吸収性物品を指し，
月経期の女性により屡着用またはタンポンと併用される
物品を指す。パンチライナー形状の吸収性物品の一例は
オスボーン（Osborn）の米国特許第4,738,676号（1988
年４月19ひ付き）中に開示されている。
”失禁物品”なる用語は，パッド類，下着類（ベルト
等のサスペンション手段で保持されたパッド類），吸収
性物品用挿入物，吸収性物ブースター，ブリーフ，ベッ
ド用パッド等を指し，着用者が成人または失禁者である
かは問わない。ストリックランドらの米国特許第4,253,
461号；ブエルの米国特許第4,704,115号；エアールらの
米国特許第4,909,802号公報；ギプソンらの米国特許第
4,964,860号；および米国特許出願第07/637,090号，同
第07/637,571号公報（ノエルら）（1991年１月３日付
き）（PCT公告第WO92/11830号および同第WO92/11831
号）（いずれも1992年７月23日付き）中に開示されてい
る。
この発明の記載はは使用者の下着のクロッチ領域に着
用される吸収性物品に焦点が置かれたが，この発明の伸
縮性吸収構造体は”おむつ”としても使用できる。おむ
つ類は幼児または失禁者により着用される吸収性物品で
あり，着用者のウエスト近くに固定する。伸縮性吸収構
造体が得られる好ましい”おむつ”はビユエルらの米国
特許第3,860,003号および同第5,151,092号公報中に開示
がある。
ここに引用した関連文献中に記載の全ての市販材料お
よび製品は，この発明を教示または開示するものでは決
してないことを明言できる。
以上，この発明を特定実施態様について説明および記
載したが，この発明の精神と範囲を逸脱することなく種
々の変形，修正がなしうることは明瞭であろう。
フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) A61F 13/15

Claims (10)

    (57)【特許請求の範囲】
  1. 【請求項１】着用者の下着内に装着し、前記下着ととも
    に延伸可能な延伸性の吸収性物品であって、前記延伸性
    の吸収性物品は、 延伸可能な液体透過性表面シートと、 ２つの対向する面を有し緩和状態と延伸状態とを有する
    前記表面シートに接合された弾性的に延伸可能な液体不
    透質部材と、 前記吸収性物品に組み込まれる前は平面的な２つの対向
    する面を有し、前記表面シートと前記液体不透質部材と
    の間に配置され、前記液体不透過質部材が少なくとも部
    分的に延伸状態に延伸された時に前記液体不透質部材に
    対して面と面の関係で接着された吸収性の不織部材とを
    有し、 前記吸収性物品が延伸したときに皺を伸ばすことにより
    前記不織部材が延伸できるように、前記液体不透質部材
    が緩和されたときに前記不織部材の部分に皺が形成さ
    れ、前記液体不透質部材は前記吸収物品の液体不透質バ
    リヤとして機能し、 着用者の下着に固定するための前記液体不透質部材上の
    ファスナーを有している、延伸性の吸収性物品。
  2. 【請求項２】50グラムおよび1,500グラムの間の力で５
    ％から50％未満の間で伸長する請求項１に記載の吸収性
    物品。
  3. 【請求項３】前記不織部材は、すべてが合成繊維、すべ
    てが天然繊維、少なくとも一部が合成繊維、少なくとも
    一部が天然繊維のいずれかから選択されてなることを特
    徴とする請求項１に記載の吸収性物品。
  4. 【請求項４】前記不織部材上にさらにヒドロゲル形成性
    の超吸収性材料を有していることを特徴とする請求項１
    に記載の吸収性物品。
  5. 【請求項５】前記不織部材中にさらにヒドロゲル形成性
    の超吸収性材料を有していることを特徴とする請求項１
    に記載の吸収性物品。
  6. 【請求項６】前記ヒドロゲル形成性の超吸収性材料は粒
    子状であることを特徴とする請求項４または５記載の吸
    収性物品。
  7. 【請求項７】前記ヒドロゲル形成性の超吸収性材料は繊
    維状であることを特徴とする請求項５記載の吸収性物
    品。
  8. 【請求項８】前記繊維状の超吸収性材料は前記不織部材
    の不可欠な一部となっていることを特徴とする請求項７
    に記載の吸収性物品。
  9. 【請求項９】前記ヒドロゲル形成性の超吸収性材料は、
    湿分接着、あるいは接着剤、あるいはそれら双方によ
    り、前記不織部材に接着されていることを特徴とする請
    求項６に記載の吸収性物品。
  10. 【請求項１０】前記表面シートと前記不織部材との間に
    超吸収性材料封じ込め層をさらに有していることを特徴
    とする請求項９記載の吸収性物品。
JP50468894A 1992-07-23 1993-07-23 伸縮性吸収構造体 Expired - Fee Related JP3534754B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US915,133 1986-10-03
US07/915,133 US5824004A (en) 1990-06-18 1992-07-23 Stretchable absorbent articles
PCT/US1993/006896 WO1994002094A1 (en) 1992-07-23 1993-07-23 Stretchable absorbent structure

Publications (2)

Publication Number Publication Date
JPH07509384A JPH07509384A (ja) 1995-10-19
JP3534754B2 true JP3534754B2 (ja) 2004-06-07

Family

ID=25435272

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JP6504719A Withdrawn JPH07509162A (ja) 1992-07-23 1993-07-22 会陰との接触が改善された月経用ショーツ
JP50471294A Expired - Fee Related JP3447288B2 (ja) 1992-07-23 1993-07-22 低延伸性バリヤを有する延伸性吸収性製品
JP50472694A Expired - Fee Related JP3696235B2 (ja) 1992-07-23 1993-07-22 改良されたファスナシステムを有する生理用ショーツ
JP06504727A Expired - Fee Related JP3098034B2 (ja) 1992-07-23 1993-07-22 パンティの両サイドを自然に包むパンティカバー部材を有する吸収用品
JP50468894A Expired - Fee Related JP3534754B2 (ja) 1992-07-23 1993-07-23 伸縮性吸収構造体

Family Applications Before (4)

Application Number Title Priority Date Filing Date
JP6504719A Withdrawn JPH07509162A (ja) 1992-07-23 1993-07-22 会陰との接触が改善された月経用ショーツ
JP50471294A Expired - Fee Related JP3447288B2 (ja) 1992-07-23 1993-07-22 低延伸性バリヤを有する延伸性吸収性製品
JP50472694A Expired - Fee Related JP3696235B2 (ja) 1992-07-23 1993-07-22 改良されたファスナシステムを有する生理用ショーツ
JP06504727A Expired - Fee Related JP3098034B2 (ja) 1992-07-23 1993-07-22 パンティの両サイドを自然に包むパンティカバー部材を有する吸収用品

Country Status (24)

Country Link
US (4) US5824004A (ja)
EP (5) EP0651630B1 (ja)
JP (5) JPH07509162A (ja)
KR (5) KR100295524B1 (ja)
CN (2) CN1111394C (ja)
AT (4) ATE167046T1 (ja)
AU (7) AU4687493A (ja)
BR (3) BR9306769A (ja)
CA (5) CA2239464C (ja)
CZ (3) CZ16895A3 (ja)
DE (4) DE69322390T2 (ja)
DK (1) DK0651630T3 (ja)
ES (4) ES2117139T3 (ja)
FI (3) FI950257A7 (ja)
GR (1) GR3030452T3 (ja)
HU (3) HU217377B (ja)
MX (1) MX9300354A (ja)
MY (1) MY108948A (ja)
NO (3) NO950207L (ja)
NZ (6) NZ244958A (ja)
PL (1) PL172579B1 (ja)
SG (5) SG55022A1 (ja)
TW (1) TW257669B (ja)
WO (5) WO1994002095A1 (ja)

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