JPH0470983B2 - - Google Patents
Info
- Publication number
- JPH0470983B2 JPH0470983B2 JP61286967A JP28696786A JPH0470983B2 JP H0470983 B2 JPH0470983 B2 JP H0470983B2 JP 61286967 A JP61286967 A JP 61286967A JP 28696786 A JP28696786 A JP 28696786A JP H0470983 B2 JPH0470983 B2 JP H0470983B2
- Authority
- JP
- Japan
- Prior art keywords
- resin film
- thermoplastic resin
- liquid
- nonwoven fabric
- manufacturing
- 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 - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/74—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
- B29C65/743—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area using the same tool for both joining and severing, said tool being monobloc or formed by several parts mounted together and forming a monobloc
- B29C65/7435—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area using the same tool for both joining and severing, said tool being monobloc or formed by several parts mounted together and forming a monobloc the tool being a roller
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/74—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
- B29C65/743—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area using the same tool for both joining and severing, said tool being monobloc or formed by several parts mounted together and forming a monobloc
- B29C65/7437—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area using the same tool for both joining and severing, said tool being monobloc or formed by several parts mounted together and forming a monobloc the tool being a perforating tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/112—Single lapped joints
- B29C66/1122—Single lap to lap joints, i.e. overlap joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
- B29C66/21—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being formed by a single dot or dash or by several dots or dashes, i.e. spot joining or spot welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/45—Joining of substantially the whole surface of the articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
- B29C66/73921—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
- B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
- B29C66/81427—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined comprising a single ridge, e.g. for making a weakening line; comprising a single tooth
- B29C66/81429—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined comprising a single ridge, e.g. for making a weakening line; comprising a single tooth comprising a single tooth
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
- B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
- B29C66/81433—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined being toothed, i.e. comprising several teeth or pins, or being patterned
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
- B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/8145—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the constructional aspects of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/81457—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the constructional aspects of the pressing elements, e.g. of the welding jaws or clamps comprising a block or layer of deformable material, e.g. sponge, foam, rubber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
- B29C66/834—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools moving with the parts to be joined
- B29C66/8341—Roller, cylinder or drum types; Band or belt types; Ball types
- B29C66/83411—Roller, cylinder or drum types
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
- B29C66/834—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools moving with the parts to be joined
- B29C66/8341—Roller, cylinder or drum types; Band or belt types; Ball types
- B29C66/83411—Roller, cylinder or drum types
- B29C66/83413—Roller, cylinder or drum types cooperating rollers, cylinders or drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
- B29C66/834—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools moving with the parts to be joined
- B29C66/8351—Jaws mounted on rollers, cylinders, drums, bands, belts or chains; Flying jaws
- B29C66/83511—Jaws mounted on rollers, cylinders, drums, bands, belts or chains; Flying jaws jaws mounted on rollers, cylinders or drums
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は、熱可塑性樹脂フイルムと吸液性不
織布を重ね合わせて形成した吸液マツトの製造方
法に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to a method for manufacturing a liquid absorbent mat formed by laminating a thermoplastic resin film and a liquid absorbent nonwoven fabric.
従来、吸液マツトを製造するには、まず合成樹
脂フイルムと吸液性不織布を重ね合わせた積層シ
ートを製造し、次に前記積層シートに穴を明け
る、といつた２つの工程が必要であつた。
Conventionally, manufacturing a liquid-absorbent mat requires two steps: first, manufacturing a laminated sheet made by laminating a synthetic resin film and a liquid-absorbing nonwoven fabric, and then drilling holes in the laminated sheet. Ta.
また、積層シートを製造する方法は、吸液性不
織布の上に液状の合成樹脂を塗布してコーテイン
グするか（例えば防湿セロフアン）、合成樹脂フ
イルムと吸液性不織布を接着剤などで貼り合わせ
るか、であつた。 In addition, the method for manufacturing a laminated sheet is to apply a liquid synthetic resin onto a liquid absorbent nonwoven fabric and coat it (for example, moisture-proof cellophane), or to bond a synthetic resin film and a liquid absorbent nonwoven fabric with an adhesive. , it was.
そのため、吸液マツトの製造は複雑であり、製
品は高価なものとなつていた。
Therefore, manufacturing of liquid absorbent mats is complicated and the products are expensive.
そこで、この発明は、吸液マツトを簡単に製造
できる方法を提供することを目的としている。 Therefore, an object of the present invention is to provide a method for easily manufacturing a liquid-absorbing mat.
この発明では、熱可塑性樹脂フイルムと、前記
熱可塑性樹脂フイルムより溶融温度が高い吸液性
不織布を重ね合わせ、熱可塑性樹脂フイルムだけ
溶融する温度に加熱した針を熱可塑性樹脂フイル
ム側から突き刺すことにより、貫通穴を形成する
と同時に貫通穴の部分の熱可塑性樹脂フイルムを
溶かして重ね合わせた前記不織布と接着するよう
にした。
In this invention, a thermoplastic resin film and an absorbent nonwoven fabric having a higher melting temperature than the thermoplastic resin film are superimposed, and a needle heated to a temperature that melts only the thermoplastic resin film is pierced from the thermoplastic resin film side. At the same time as the through-hole was formed, the thermoplastic resin film in the through-hole area was melted and bonded to the superimposed nonwoven fabric.
加熱した針を突き刺すことにより、貫通穴を形
成すると同時に貫通穴の部分の溶けた熱可塑性樹
脂フイルムによつて重ね合わせた吸液性不織布と
接着するので、簡単に製造することができる。さ
らに、吸液性不織布は穿孔されるだけで熱による
溶融がないので、吸液性不織布の吸液性に影響が
ない。
By piercing with a heated needle, a through hole is formed and at the same time, the melted thermoplastic resin film in the through hole area is bonded to the superimposed absorbent nonwoven fabric, making it easy to manufacture. Furthermore, since the liquid absorbent nonwoven fabric is only perforated and does not melt due to heat, the liquid absorbency of the liquid absorbent nonwoven fabric is not affected.
この発明の実施例を図面に基づき説明する。 Embodiments of the invention will be described based on the drawings.
第１図乃至第４図は、この発明に係る吸液マツ
トの製造方法に使用する装置を示している。この
装置は、パーフオレーシヨン装置という穴明けす
るための装置であり、ドラム１、ブラシロール２
と２本の搬送ロール３を有している。 1 to 4 show an apparatus used in the method of manufacturing a liquid absorbent mat according to the present invention. This device is a device for making holes called a perforation device, and includes a drum 1, a brush roll 2
and two transport rolls 3.
ドラム１は、ニードルロール４は直列に数本連
結したものである。ニードルロール４は、外周に
多数の針５を放射状に、かつ着脱自在に植設され
ている（第３図及び第４図参照）。 The drum 1 has several needle rolls 4 connected in series. The needle roll 4 has a large number of needles 5 radially and removably implanted on its outer periphery (see FIGS. 3 and 4).
また、ドラム１にはヒーター（図示せず）が内
蔵されており、前記の針５を熱可塑性樹脂フイル
ム８は溶けるが吸液性不織布１０は溶けない温度
に加熱している。 Further, the drum 1 has a built-in heater (not shown), which heats the needle 5 to a temperature that melts the thermoplastic resin film 8 but does not melt the absorbent nonwoven fabric 10.
ブラシロール２は、上下動自在に取り付けられ
ており、ロール表面にブラシ（図示せず）が植設
されている。 The brush roll 2 is attached to be movable up and down, and has brushes (not shown) planted on the roll surface.
パーフオレーシヨン装置内における吸液マツト
の流れは、第２図に示したように、熱可塑性樹脂
フイルム８を上側にして吸液性不織布１０と積ね
合わせ、これを一方の搬送ロール３の下面に挿入
し、次にドラム１とブラシロール２の間を通し、
他方の搬送ロール３の下面から取り出すものであ
る。 The flow of the liquid absorbent mat in the perforation device is as shown in FIG. , then pass it between drum 1 and brush roll 2,
It is taken out from the bottom surface of the other transport roll 3.
吸液マツトの製造時には、ブラシロール２が上
昇して、熱可塑性樹脂フイルム８と吸液性不織布
１０を積ね合わせた物をドラム１に押しつける。
そして、ドラム１とブラシロール２を回転させ、
加熱された針５によつて、多数の貫通孔７を形成
する。同時に貫通穴の部分の溶けた熱可塑性樹脂
フイルム８によつて重ね合わせた吸液性不織布１
０と接着する。 When manufacturing a liquid absorbent mat, a brush roll 2 is raised and a stack of a thermoplastic resin film 8 and a liquid absorbent nonwoven fabric 10 is pressed against a drum 1.
Then, rotate the drum 1 and brush roll 2,
A large number of through holes 7 are formed by the heated needle 5. At the same time, a liquid-absorbing nonwoven fabric 1 is overlapped with a melted thermoplastic resin film 8 in the through-hole portion.
Glue with 0.
この吸液マツト６は、第７図に示したように、
魚介類、畜肉等の食品９の包装パツクに使用し、
ドリツプを吸液性不織布１０に吸収し、吸収によ
り変色した吸液性不織布１０を熱可塑性樹脂フイ
ルム８によつて隠蔽すると共にドリツプが食品９
に付着しないように遮蔽することができる。ま
た、吸液マツト６を保鮮材として野菜や果物の包
装に使用する場合には、吸液性不織布１０に水分
を含ませた状態で使用し、包装パツク内の乾燥を
防ぎ新鮮な状態に保つことができる。 This liquid absorbing mat 6, as shown in FIG.
Used for packaging foods such as seafood, meat, etc.
The drips are absorbed into the liquid-absorbing non-woven fabric 10, and the liquid-absorbing non-woven fabric 10, which has changed color due to absorption, is hidden by the thermoplastic resin film 8, and the drips are absorbed into the food 9.
It can be shielded to prevent it from adhering to the surface. In addition, when the liquid-absorbing mat 6 is used as a fresh-preserving material for packaging vegetables and fruits, the liquid-absorbing nonwoven fabric 10 is used in a state in which water is soaked to prevent drying inside the packaging pack and keep it in a fresh state. be able to.
この発明は、上述のように構成されており、加
熱した針を突き刺すことにより、穴明けと熱可塑
性樹脂フイルムの接着を同時にすることができる
ので、吸液マツトを簡単に製造することができ
る。
This invention is constructed as described above, and by piercing with a heated needle, it is possible to make holes and bond the thermoplastic resin film at the same time, making it possible to easily manufacture a liquid absorbent mat.
第１図乃至第７図はこの発明の実施例を示す図
面である。第１図はパーフオレーシヨン装置の正
面図。第２図は同縦断面図。第３図はニードルロ
ールの正面図。第４図は同側面図。第５図は吸液
マツトの平面図。第６図は同断面図。第７図は使
用状態を示す断面図。
５……針、７……貫通穴、８……熱可塑性樹脂
フイルム、１０……吸液性不織布。
1 to 7 are drawings showing embodiments of the present invention. FIG. 1 is a front view of the perflation device. Figure 2 is a longitudinal sectional view of the same. Figure 3 is a front view of the needle roll. Figure 4 is a side view of the same. FIG. 5 is a plan view of the liquid absorption mat. FIG. 6 is a sectional view of the same. FIG. 7 is a sectional view showing the state of use. 5... Needle, 7... Through hole, 8... Thermoplastic resin film, 10... Liquid absorbent nonwoven fabric.
Claims (1)
フイルムより溶融温度が高い吸液性不織布を重ね
合わせ、熱可塑性樹脂フイルムだけ溶融する温度
に加熱した針を熱可塑性樹脂フイルム側から突き
刺すことにより、貫通穴を形成すると同時に貫通
穴の部分の熱可塑性樹脂フイルムを溶かして重ね
合わせた前記不織布と接着することを特徴とする
吸液マツトの製造方法。1 Layer a thermoplastic resin film and an absorbent nonwoven fabric with a higher melting temperature than the thermoplastic resin film, and make a through hole by piercing the thermoplastic resin film side with a needle heated to a temperature that melts only the thermoplastic resin film. 1. A method for manufacturing a liquid absorbent mat, which comprises simultaneously forming a thermoplastic resin film in a portion of a through hole and bonding it to the overlaid nonwoven fabric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61286967A JPS63139728A (en) | 1986-12-01 | 1986-12-01 | Manufacture of multiple film with continuous hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61286967A JPS63139728A (en) | 1986-12-01 | 1986-12-01 | Manufacture of multiple film with continuous hole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63139728A JPS63139728A (en) | 1988-06-11 |
| JPH0470983B2 true JPH0470983B2 (en) | 1992-11-12 |
Family
ID=17711273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61286967A Granted JPS63139728A (en) | 1986-12-01 | 1986-12-01 | Manufacture of multiple film with continuous hole |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63139728A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012120890A1 (en) * | 2011-03-10 | 2012-09-13 | Uni-Charm Corporation | Liquid absorbent sheet and manufacturing method thereof |
| JP2017176654A (en) * | 2016-03-31 | 2017-10-05 | 花王株式会社 | Method for producing fine hollow protrusion having an aperture |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3764037B2 (en) | 2000-09-01 | 2006-04-05 | ユニ・チャーム株式会社 | Liquid absorber |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49121877A (en) * | 1973-03-27 | 1974-11-21 | ||
| JPS53110683A (en) * | 1977-03-08 | 1978-09-27 | Shichirou Asahi | Method and apparatus for heat bonding plastics film |
| JPS59109317A (en) * | 1982-12-15 | 1984-06-25 | Kodama Kagaku Kogyo Kk | Heat welding method for synthetic resin |
-
1986
- 1986-12-01 JP JP61286967A patent/JPS63139728A/en active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012120890A1 (en) * | 2011-03-10 | 2012-09-13 | Uni-Charm Corporation | Liquid absorbent sheet and manufacturing method thereof |
| JP2012187830A (en) * | 2011-03-10 | 2012-10-04 | Unicharm Corp | Method for manufacturing liquid absorbent sheet |
| JP2017176654A (en) * | 2016-03-31 | 2017-10-05 | 花王株式会社 | Method for producing fine hollow protrusion having an aperture |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63139728A (en) | 1988-06-11 |
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