DK260682A - Fremgangsmaade til fremstilling af partikelformige geler - Google Patents

Fremgangsmaade til fremstilling af partikelformige geler Download PDF

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Publication number
DK260682A
DK260682A DK260682A DK260682A DK260682A DK 260682 A DK260682 A DK 260682A DK 260682 A DK260682 A DK 260682A DK 260682 A DK260682 A DK 260682A DK 260682 A DK260682 A DK 260682A
Authority
DK
Denmark
Prior art keywords
gells
procedure
preparation
particular gells
Prior art date
Application number
DK260682A
Other languages
English (en)
Other versions
DK171937B1 (da
Inventor
N B Graham
Original Assignee
Nat Res Dev
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 Nat Res Dev filed Critical Nat Res Dev
Publication of DK260682A publication Critical patent/DK260682A/da
Application granted granted Critical
Publication of DK171937B1 publication Critical patent/DK171937B1/da

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1629—Organic macromolecular compounds
    • A61K9/1641—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poloxamers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/015—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone
    • A61L9/04—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone using substances evaporated in the air without heating
    • A61L9/048—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone using substances evaporated in the air without heating air treating gels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/0052—Preparation of gels
    • B01J13/0069—Post treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4833—Polyethers containing oxyethylene units
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2210/00—Compositions for preparing hydrogels
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2300/00—Characterised by the use of unspecified polymers
    • C08J2300/14—Water soluble or water swellable polymers, e.g. aqueous gels

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Dispersion Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Hematology (AREA)
  • Materials Engineering (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Glanulating (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Materials For Medical Uses (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DK260682A 1981-06-12 1982-06-10 Fremgangsmåde til fremstilling af partikelformige hydrogeler DK171937B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8118087 1981-06-12
GB8118087 1981-06-12

Publications (2)

Publication Number Publication Date
DK260682A true DK260682A (da) 1982-12-13
DK171937B1 DK171937B1 (da) 1997-08-18

Family

ID=10522463

Family Applications (1)

Application Number Title Priority Date Filing Date
DK260682A DK171937B1 (da) 1981-06-12 1982-06-10 Fremgangsmåde til fremstilling af partikelformige hydrogeler

Country Status (6)

Country Link
US (1) US4542176A (da)
EP (1) EP0068684B1 (da)
JP (1) JPS585331A (da)
DE (1) DE3272562D1 (da)
DK (1) DK171937B1 (da)
GB (1) GB2100269B (da)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3279999D1 (en) * 1981-09-30 1989-11-30 Nat Res Dev Compositions comprising encapsulated particles
JPS59192134A (ja) * 1983-04-14 1984-10-31 Yamagami Koatsu Concrete Kk マンホ−ルにおける鉄蓋の傾斜角度調整方法
GB8319766D0 (en) * 1983-07-22 1983-08-24 Graham N B Controlled release device
US5439966A (en) * 1984-07-12 1995-08-08 National Research Development Corporation Polyethylene oxide temperature - or fluid-sensitive shape memory device
JPS6158248U (da) * 1984-09-17 1986-04-19
US4880858A (en) * 1985-03-05 1989-11-14 Allied Colloids Limited Water absorbing polymers
US4690971A (en) * 1985-03-05 1987-09-01 Allied Colloids Limited Water absorbing polymers
US5384343A (en) * 1986-03-03 1995-01-24 Allied Colloids Limited Water absorbing polymers
DK130287D0 (da) * 1987-03-13 1987-03-13 Benzon As Alfred Oralt praeparat
US5288500A (en) * 1987-03-13 1994-02-22 Benzon Pharma A/S Oral composition containing particles comprising an active substance
US4950692A (en) * 1988-12-19 1990-08-21 Nalco Chemical Company Method for reconstituting superabsorbent polymer fines
US5342624A (en) * 1989-02-16 1994-08-30 British Technology Group Ltd. Dispensing device
JPH0710923B2 (ja) * 1989-05-24 1995-02-08 日本合成化学工業株式会社 高吸水性樹脂の造粒法
US4970267A (en) * 1990-03-08 1990-11-13 Nalco Chemical Company Reconstitution of superabsorbent polymer fines using persulfate salts
US5043364A (en) * 1990-03-15 1991-08-27 Phillips Petroleum Company Gelation of acrylamide-containing polymers with furfuryl alcohol and water dispersible aldehydes
DE4034921C2 (de) * 1990-11-01 1994-09-08 Kulicke Werner Michael Prof Dr Verwendung eines Feuchtigkeit speichernden, watteförmigen Kunststoffs in Polsterungen und Matratzen
AU3070892A (en) * 1991-11-12 1993-06-15 Nepera, Inc. Adhesive hydrogels having extended use lives and process for the preparation of same
JPH086148Y2 (ja) * 1992-10-08 1996-02-21 神戸樹脂工業株式会社 掃除口付管継手及び設置用治具
US5877100A (en) * 1996-09-27 1999-03-02 Cabot Corporation Compositions and insulation bodies having low thermal conductivity
GB9720506D0 (en) 1997-09-27 1997-11-26 Scimat Ltd Gel materials
US6699214B2 (en) * 2000-01-19 2004-03-02 Scimed Life Systems, Inc. Shear-sensitive injectable delivery system
US6699963B2 (en) 2002-03-18 2004-03-02 The Procter & Gamble Company Grinding process for plastic material and compositions therefrom
GB0220312D0 (en) * 2002-08-31 2002-10-09 Graham Neil Novel thermoplastic hydrogel polymer compositions for use in producing contact lenses and methods of producing said compositions
US7351430B2 (en) * 2002-11-06 2008-04-01 Uluru Inc. Shape-retentive hydrogel particle aggregates and their uses
US7811605B2 (en) * 2002-11-06 2010-10-12 Uluru Inc. Method of formation of shape-retentive aggregates of gel particles and their uses
US7330579B2 (en) * 2002-11-13 2008-02-12 Johnson & Johnson Vision Care, Inc. Automated inspection of tinted ophthalmic parts
US7318374B2 (en) 2003-01-21 2008-01-15 Victor Guerrero Wire cloth coffee filtering systems
US7461587B2 (en) 2004-01-21 2008-12-09 Victor Guerrero Beverage container with wire cloth filter
US8431114B2 (en) 2004-10-07 2013-04-30 Actamax Surgical Materials, Llc Polysaccharide-based polymer tissue adhesive for medical use
US7910135B2 (en) * 2006-10-13 2011-03-22 Uluru Inc. Hydrogel wound dressing and biomaterials formed in situ and their uses
US7939578B2 (en) * 2007-02-23 2011-05-10 3M Innovative Properties Company Polymeric fibers and methods of making
US20080228268A1 (en) * 2007-03-15 2008-09-18 Uluru, Inc. Method of Formation of Viscous, Shape Conforming Gels and Their Uses as Medical Prosthesis
US8513322B2 (en) * 2007-05-31 2013-08-20 3M Innovative Properties Company Polymeric beads and methods of making polymeric beads
US8696975B2 (en) * 2007-12-12 2014-04-15 3M Innovative Properties Company Methods of making shaped polymeric materials
CN102065848A (zh) * 2008-04-21 2011-05-18 3M创新有限公司 释放一氧化一氮的组合物、装置和方法
US8551136B2 (en) * 2008-07-17 2013-10-08 Actamax Surgical Materials, Llc High swell, long-lived hydrogel sealant
US20100015231A1 (en) * 2008-07-17 2010-01-21 E.I. Du Pont De Nemours And Company Low swell, long-lived hydrogel sealant
JP5346543B2 (ja) * 2008-10-17 2013-11-20 日立電線株式会社 含水吸水性ポリマ含有樹脂組成物の製造方法及び含水吸水性ポリマ含有樹脂組成物、これを用いた多孔質物の製造方法及び多孔質物、絶縁電線の製造方法及び絶縁電線並びに同軸ケーブル
US9044529B2 (en) * 2008-11-19 2015-06-02 Actamax Surgical Materials, Llc Hydrogel tissue adhesive formed from aminated polysaccharide and aldehyde-functionalized multi-arm polyether
US20100160960A1 (en) * 2008-12-19 2010-06-24 E. I. Du Pont De Nemours And Company Hydrogel tissue adhesive having increased degradation time
US8951989B2 (en) 2009-04-09 2015-02-10 Actamax Surgical Materials, Llc Hydrogel tissue adhesive having reduced degradation time
US8796242B2 (en) 2009-07-02 2014-08-05 Actamax Surgical Materials, Llc Hydrogel tissue adhesive for medical use
EP2448604B1 (en) 2009-07-02 2016-03-23 Actamax Surgical Materials LLC Hydrogel tissue adhesive for medical use
CN106913902A (zh) 2009-11-09 2017-07-04 聚光灯技术合伙有限责任公司 多糖基水凝胶
CN107033368A (zh) 2009-11-09 2017-08-11 聚光灯技术合伙有限责任公司 碎裂水凝胶
US8859705B2 (en) 2012-11-19 2014-10-14 Actamax Surgical Materials Llc Hydrogel tissue adhesive having decreased gelation time and decreased degradation time
WO2015017340A2 (en) 2013-07-29 2015-02-05 Actamax Surgical Materials, Llc Low swell tissue adhesive and sealant formulations
WO2018180864A1 (ja) * 2017-03-29 2018-10-04 住友精化株式会社 吸水性樹脂
US20210275543A1 (en) 2017-03-30 2021-09-09 Nserm (Institut National De La Santé Et De La Recherche Médicale) Methods for the treatment of mitochondrial genetic diseases

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2427513A (en) * 1944-03-03 1947-09-16 Carbide & Carbon Chem Corp Process of dispersing copolymer of vinyl chloride and vinyl acetate in a ketone and hydrocarbon dispersant
US2467055A (en) * 1945-02-09 1949-04-12 Saint Gobain Process of preparing resinous molding powders
US2658045A (en) * 1951-03-05 1953-11-03 Gen Aniline & Film Corp Polyvinyl pyrrolidone gels and process of producing the same
FR1086223A (fr) * 1952-11-18 1955-02-10 Degussa Procédé pour la transformation du polyéthylène en poudre
US3259609A (en) * 1960-09-13 1966-07-05 Furukawa Chemical Ind Company Preparation of powdered resins
US3245934A (en) * 1960-12-19 1966-04-12 Pennsalt Chemicals Corp Production of finely divided polyolefin from preformed polymeric gel
FR1398342A (fr) * 1963-06-11 1965-05-07 Asahi Chemical Ind Perfectionnements apportés aux procédés pour la pulvérisation de polymères
US3917814A (en) * 1969-10-29 1975-11-04 Kenneth B Hedges Insecticidal composition and method of preparing the same
US3900378A (en) * 1971-11-01 1975-08-19 Union Carbide Corp Hydrogels from radiation crosslinked blends of hydrophilic polymers and fillers
US3867281A (en) * 1971-11-05 1975-02-18 Chevron Res Hydroconversion process
BE792355A (fr) * 1971-12-07 1973-06-06 Wacker Chemie Gmbh Melange de polymeres elastifie pulverulent et fluent
US3868997A (en) * 1973-01-03 1975-03-04 Marathon Oil Co Process for preparing and using aqueous polyacrylamide solutions for the secondary recovery of oil
US3963685A (en) * 1974-05-13 1976-06-15 Abrahams Robert A Alcohol soluble hydrophilic polymer via aqueous polymerization
US4177056A (en) * 1974-06-27 1979-12-04 Ciba-Geigy Corporation Water-insoluble hydrophilic copolymers used as carriers for medicaments and pesticides
US4192827A (en) * 1974-06-27 1980-03-11 Ciba-Geigy Corporation Water-insoluble hydrophilic copolymers
US4109070A (en) * 1977-06-07 1978-08-22 Wesley-Jessen Inc. Method of producing optically clear hydrophilic copolymers and contact lenses
US4304591A (en) * 1978-01-25 1981-12-08 Ciba-Geigy Corporation Water-insoluble hydrophilic copolymers used as carriers for medicaments and pesticides
US4277582A (en) * 1978-03-03 1981-07-07 Ciba-Geigy Corporation Water-insoluble hydrophilic copolymers
ATE14979T1 (de) * 1979-03-21 1985-09-15 Nat Res Dev Zusammensetzung mit geregelter wirkstofffreigabe und verfahren zu ihrer herstellung.
US4360488A (en) * 1979-08-13 1982-11-23 Imperial Chemical Industries Limited Removal of solvent from gels of poly(hydroxybutyrate) and shaped articles formed therefrom
DE3219659A1 (de) * 1982-05-26 1983-12-01 Bayer Ag, 5090 Leverkusen Ionenaustauscher-duengemittel und verfahren zur gleichmaessigen und langfristigen versorgung von pflanzen mit naehrstoffen

Also Published As

Publication number Publication date
US4542176A (en) 1985-09-17
DE3272562D1 (en) 1986-09-18
EP0068684B1 (en) 1986-08-13
JPH0334491B2 (da) 1991-05-22
DK171937B1 (da) 1997-08-18
JPS585331A (ja) 1983-01-12
EP0068684A1 (en) 1983-01-05
GB2100269B (en) 1985-06-12
GB2100269A (en) 1982-12-22

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PUP Patent expired