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GB2192171B - Production of alginate beads. - Google Patents
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GB2192171B - Production of alginate beads. - Google Patents

Production of alginate beads.

Info

Publication number
GB2192171B
GB2192171B GB8713259A GB8713259A GB2192171B GB 2192171 B GB2192171 B GB 2192171B GB 8713259 A GB8713259 A GB 8713259A GB 8713259 A GB8713259 A GB 8713259A GB 2192171 B GB2192171 B GB 2192171B
Authority
GB
United Kingdom
Prior art keywords
production
alginate beads
alginate
beads
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
Application number
GB8713259A
Other versions
GB2192171A (en
GB8713259D0 (en
Inventor
Eitan Silbiger
Yael Dror
Amihay Freeman
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.)
Ramot at Tel Aviv University Ltd
Original Assignee
Ramot at Tel Aviv University Ltd
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
Application filed by Ramot at Tel Aviv University Ltd filed Critical Ramot at Tel Aviv University Ltd
Publication of GB8713259D0 publication Critical patent/GB8713259D0/en
Publication of GB2192171A publication Critical patent/GB2192171A/en
Application granted granted Critical
Publication of GB2192171B publication Critical patent/GB2192171B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5005Wall or coating material
    • A61K9/5021Organic macromolecular compounds
    • A61K9/5036Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/26Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests in coated particulate form
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/14Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605Excipients; Inactive ingredients
    • A61K9/1629Organic macromolecular compounds
    • A61K9/1635Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5089Processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N11/00Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
    • C12N11/02Enzymes or microbial cells immobilised on or in an organic carrier
    • C12N11/04Enzymes or microbial cells immobilised on or in an organic carrier entrapped within the carrier, e.g. gel or hollow fibres
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12PFERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P33/00Preparation of steroids
    • C12P33/02Dehydrogenating; Dehydroxylating
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12PFERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P7/00Preparation of oxygen-containing organic compounds
    • C12P7/02Preparation of oxygen-containing organic compounds containing a hydroxy group
    • C12P7/04Preparation of oxygen-containing organic compounds containing a hydroxy group acyclic
    • C12P7/06Ethanol, i.e. non-beverage
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/10Biofuels, e.g. bio-diesel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Genetics & Genomics (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • Veterinary Medicine (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Public Health (AREA)
  • Biotechnology (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Dispersion Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Toxicology (AREA)
  • Dentistry (AREA)
  • Environmental Sciences (AREA)
  • Biomedical Technology (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Peptides Or Proteins (AREA)
GB8713259A 1986-06-06 1987-06-05 Production of alginate beads. Expired - Lifetime GB2192171B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL79052A IL79052A0 (en) 1986-06-06 1986-06-06 Device and process for production of alginate-shell beads containing biologically active material

Publications (3)

Publication Number Publication Date
GB8713259D0 GB8713259D0 (en) 1987-07-08
GB2192171A GB2192171A (en) 1988-01-06
GB2192171B true GB2192171B (en) 1990-07-11

Family

ID=11056842

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8713259A Expired - Lifetime GB2192171B (en) 1986-06-06 1987-06-05 Production of alginate beads.

Country Status (5)

Country Link
JP (1) JPS63146792A (en)
DE (1) DE3718934A1 (en)
FR (1) FR2599639B1 (en)
GB (1) GB2192171B (en)
IL (1) IL79052A0 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190262785A1 (en) * 2016-07-22 2019-08-29 Nissan Chemical Corporation Method and device for producing liquid culture medium composition

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US5418154A (en) * 1987-11-17 1995-05-23 Brown University Research Foundation Method of preparing elongated seamless capsules containing biological material
US5283187A (en) * 1987-11-17 1994-02-01 Brown University Research Foundation Cell culture-containing tubular capsule produced by co-extrusion
US5158881A (en) * 1987-11-17 1992-10-27 Brown University Research Foundation Method and system for encapsulating cells in a tubular extrudate in separate cell compartments
WO1989010786A2 (en) * 1988-04-22 1989-11-16 Microdrop, Inc. Process for forming and using microdroplets
DE4027218C1 (en) * 1990-08-24 1991-09-19 Vorlop, Klaus-Dieter, Dr., 3300 Braunschweig, De
FR2668081B1 (en) * 1990-10-19 1994-11-18 Lvmh Rech METHOD AND APPARATUS FOR MANUFACTURING SOLID PARTICLES FROM A SOLIDIFIABLE MATERIAL IN THE PRESENCE OF A SOLIDIFYING AGENT IN GOOD YIELDS.
FR2673122B1 (en) * 1991-02-25 1994-09-09 Moet & Chandon IONOTROPIC GEL DEFICIENT IN IONIC ENTITY OF GELLING, PROCESS FOR PREPARING SUCH GEL AND USE THEREOF IN PARTICULAR IN A PROCESS FOR PRODUCING SPARKLING WINE.
ATE156344T1 (en) * 1991-04-25 1997-08-15 Univ Brown Res Found IMPLANTABLE, BIOCOMPATIBLE IMMUNE ISOLATOR CARRIER FOR DELIVERING SELECTED THERAPEUTIC PRODUCTS
US5800829A (en) * 1991-04-25 1998-09-01 Brown University Research Foundation Methods for coextruding immunoisolatory implantable vehicles with a biocompatible jacket and a biocompatible matrix core
US5232712A (en) * 1991-06-28 1993-08-03 Brown University Research Foundation Extrusion apparatus and systems
GB9310557D0 (en) * 1993-05-21 1993-07-07 Smithkline Beecham Plc Novel process and apparatus
IT1266782B1 (en) * 1993-11-08 1997-01-21 Giovanni Brotzu EQUIPMENT AND PROCEDURE FOR THE PREPARATION OF POLYMER MICROCAPS CONTAINING HORMONE PRODUCING CELLS
DE4338585A1 (en) * 1993-11-11 1995-05-18 Graef Jordt Steffen Injector nozzle
US6099876A (en) * 1994-10-11 2000-08-08 Yissum Research Development Co. Of The Hebrew University Of Jerusalem Temperature-stable liquid cells
JPH1147581A (en) * 1997-07-30 1999-02-23 Takasago Internatl Corp Slow release capsule and its preparation
EP1181383B1 (en) * 1999-05-28 2004-10-20 Inotech Ag Method and device for in-situ extraction
US7097868B2 (en) 2001-08-23 2006-08-29 Bio-Dar Ltd. Stable coated microcapsules
NO20021592D0 (en) 2002-04-04 2002-04-04 Fmc Biopolymer As Polysaccharide Capsules and Method of Preparation thereof
CA2413611C (en) * 2002-12-05 2012-11-13 Bayer Inc. Process for production of high-isoprene butyl rubber
WO2004064971A2 (en) * 2003-01-23 2004-08-05 Inotech Ag Process for preparing microcapsules having an improved mechanical resistance
US7258428B2 (en) 2004-09-30 2007-08-21 Kimberly-Clark Worldwide, Inc. Multiple head concentric encapsulation system
US7914891B2 (en) 2005-12-28 2011-03-29 Kimberly-Clark Worldwide, Inc. Wipes including microencapsulated delivery vehicles and phase change materials
US7442439B2 (en) 2005-12-28 2008-10-28 Kimberly-Clark Worldwide, Inc. Microencapsulated heat delivery vehicles
WO2007103186A2 (en) 2006-03-03 2007-09-13 Fmc Corporation Method and apparatus for the preparation of capsules
US7654412B2 (en) 2006-05-30 2010-02-02 Kimberly-Clark Worldwide, Inc. Wet wipe dispensing system for dispensing warm wet wipes
US7497351B2 (en) 2006-05-30 2009-03-03 Kimberly-Clark Worldwide, Inc. Wet wipe dispensing system
US8192841B2 (en) 2006-12-14 2012-06-05 Kimberly-Clark Worldwide, Inc. Microencapsulated delivery vehicle having an aqueous core
US7517582B2 (en) 2006-12-14 2009-04-14 Kimberly-Clark Worldwide, Inc. Supersaturated solutions using crystallization enthalpy to impart temperature change to wet wipes
US7597954B2 (en) 2006-12-14 2009-10-06 Kimberly-Clark Worldwide, Inc. Supersaturated solutions using crystallization enthalpy to impact temperature change to wet wipes
US7924142B2 (en) 2008-06-30 2011-04-12 Kimberly-Clark Worldwide, Inc. Patterned self-warming wipe substrates
FR2939012B1 (en) * 2008-12-01 2015-03-27 Capsum PROCESS FOR MANUFACTURING A SERIES OF CAPSULES, AND ASSOCIATED SERIES OF CAPSULES
FR2955257B1 (en) * 2010-01-15 2012-06-01 Capsum METHOD OF MANUFACTURING CAPSULES WITH CONTROLLED FALL HEIGHT.
FR2969907B1 (en) * 2010-12-31 2014-03-07 Capsum SERIES OF CAPSULES COMPRISING AT LEAST ONE INTERNAL PHASE DROP IN AN INTERMEDIATE PHASE DROP AND METHOD OF MANUFACTURING THE SAME
DE102012108621B4 (en) * 2012-09-14 2017-01-12 BIOCARE Gesellschaft für biologische Schutzmittel mbH Locking systems for pests and their use
CN106470666B (en) * 2014-06-04 2021-01-01 立卡达有限责任公司 Microencapsulation technique and products thereof
KR101785300B1 (en) * 2015-12-23 2017-11-15 대상 주식회사 Apparatus for immobilizing microorganism whole cell and method for immobilizing microorganism whole cell
CN106040115B (en) * 2016-07-05 2018-10-09 中国工程物理研究院激光聚变研究中心 A kind of dual milk particle generating means of three hole coaxial-types

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GB1564452A (en) * 1976-09-23 1980-04-10 Unilever Ltd Process for preparing encapsulated drops of fruit material
GB2046209A (en) * 1979-03-28 1980-11-12 Damon Corp Encapsulation of chemically active, biologically active materials and viable tissue
GB2086835A (en) * 1980-11-10 1982-05-19 Damon Corp A method of encapsulating oils and oilsoluble materials
US4334027A (en) * 1980-02-25 1982-06-08 Joachim Klein Preparation of immobilized enzymatically-active substance
GB2094833A (en) * 1981-03-13 1982-09-22 Damon Corp Process and system for producing biological materials from encapsulated cells
GB2094832A (en) * 1981-03-13 1982-09-22 Damon Corp Process for culturing anchorage dependent cells
GB2119737A (en) * 1979-03-28 1983-11-23 Damon Corp Encapsulation of viable tissue
GB2159171A (en) * 1984-05-24 1985-11-27 Damon Biotech Inc Process for screening or selecting cells

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DE2746489C2 (en) * 1977-10-15 1982-12-30 Hans Dr. 3300 Braunschweig Junginger Process for the production of microcapsules with liquid and / or with solid fillings by spray drying using a triple nozzle
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GB1564452A (en) * 1976-09-23 1980-04-10 Unilever Ltd Process for preparing encapsulated drops of fruit material
GB2046209A (en) * 1979-03-28 1980-11-12 Damon Corp Encapsulation of chemically active, biologically active materials and viable tissue
GB2119737A (en) * 1979-03-28 1983-11-23 Damon Corp Encapsulation of viable tissue
US4334027A (en) * 1980-02-25 1982-06-08 Joachim Klein Preparation of immobilized enzymatically-active substance
GB2086835A (en) * 1980-11-10 1982-05-19 Damon Corp A method of encapsulating oils and oilsoluble materials
GB2094833A (en) * 1981-03-13 1982-09-22 Damon Corp Process and system for producing biological materials from encapsulated cells
GB2094832A (en) * 1981-03-13 1982-09-22 Damon Corp Process for culturing anchorage dependent cells
GB2159171A (en) * 1984-05-24 1985-11-27 Damon Biotech Inc Process for screening or selecting cells

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190262785A1 (en) * 2016-07-22 2019-08-29 Nissan Chemical Corporation Method and device for producing liquid culture medium composition
US12023636B2 (en) * 2016-07-22 2024-07-02 Nissan Chemical Corporation Method and device for producing liquid culture medium composition

Also Published As

Publication number Publication date
IL79052A0 (en) 1986-11-30
FR2599639B1 (en) 1989-12-01
DE3718934A1 (en) 1987-12-17
GB2192171A (en) 1988-01-06
FR2599639A1 (en) 1987-12-11
GB8713259D0 (en) 1987-07-08
JPS63146792A (en) 1988-06-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960605