KR100412190B1 - 키토산염및그의제조방법 - Google Patents

키토산염및그의제조방법 Download PDF

Info

Publication number
KR100412190B1
KR100412190B1 KR1019970704277A KR19977004277A KR100412190B1 KR 100412190 B1 KR100412190 B1 KR 100412190B1 KR 1019970704277 A KR1019970704277 A KR 1019970704277A KR 19977004277 A KR19977004277 A KR 19977004277A KR 100412190 B1 KR100412190 B1 KR 100412190B1
Authority
KR
South Korea
Prior art keywords
chitosan
acid
salt
water
chitosan salt
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
KR1019970704277A
Other languages
English (en)
Korean (ko)
Other versions
KR987000880A (en
Inventor
자체크 듀트키에윅즈
신 닝
지안 퀸
통 순
Original Assignee
킴벌리-클라크 월드와이드, 인크.
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 킴벌리-클라크 월드와이드, 인크. filed Critical 킴벌리-클라크 월드와이드, 인크.
Publication of KR987000880A publication Critical patent/KR987000880A/ko
Application granted granted Critical
Publication of KR100412190B1 publication Critical patent/KR100412190B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0024—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
    • C08B37/0027—2-Acetamido-2-deoxy-beta-glucans; Derivatives thereof
    • C08B37/003—Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof
    • 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
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/28—Polysaccharides or their derivatives
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Cosmetics (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Paper (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
KR1019970704277A 1994-12-22 1995-12-14 키토산염및그의제조방법 Expired - Lifetime KR100412190B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/362,395 1994-12-22
US08/362,395 US5599916A (en) 1994-12-22 1994-12-22 Chitosan salts having improved absorbent properties and process for the preparation thereof
PCT/US1995/016191 WO1996020015A2 (en) 1994-12-22 1995-12-14 Chitosan salts and process for the preparation thereof

Publications (2)

Publication Number Publication Date
KR987000880A KR987000880A (en) 1998-04-30
KR100412190B1 true KR100412190B1 (ko) 2004-04-29

Family

ID=23425957

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970704277A Expired - Lifetime KR100412190B1 (ko) 1994-12-22 1995-12-14 키토산염및그의제조방법

Country Status (21)

Country Link
US (1) US5599916A (enExample)
EP (1) EP0799247B1 (enExample)
JP (1) JPH10511720A (enExample)
KR (1) KR100412190B1 (enExample)
AR (1) AR000398A1 (enExample)
AU (1) AU689692B2 (enExample)
CA (1) CA2208892A1 (enExample)
DE (1) DE69527370T2 (enExample)
EG (1) EG21032A (enExample)
FR (1) FR2728575B1 (enExample)
GB (1) GB2296250B (enExample)
MX (1) MX212300B (enExample)
MY (1) MY113109A (enExample)
PE (1) PE12597A1 (enExample)
PH (1) PH11995051943B1 (enExample)
SV (1) SV1995000091A (enExample)
TR (1) TR199501616A2 (enExample)
TW (1) TW323286B (enExample)
UY (1) UY24123A1 (enExample)
WO (1) WO1996020015A2 (enExample)
ZA (1) ZA9510740B (enExample)

Families Citing this family (88)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5874551A (en) * 1996-05-29 1999-02-23 Center For Innovative Technology Method of making ester-crosslinked chitosan support materials and products thereof
DE19643066C2 (de) * 1996-10-18 1999-07-01 Henkel Kgaa Kollagenfreie kosmetische Zubereitungen und Verfahren zu ihrer Herstellung
US5770712A (en) * 1997-03-14 1998-06-23 Virginia Tech Intellectual Properties, Inc. Crosslinked hydrogel beads from chitosan
ATE247990T1 (de) * 1997-07-02 2003-09-15 Coloplast As Herstellungsmethode für ein faserfreies, poröses material
US6197322B1 (en) * 1997-12-23 2001-03-06 Kimberly-Clark Worldwide, Inc. Antimicrobial structures
US5998695A (en) * 1998-06-29 1999-12-07 The Procter & Gamble Company Absorbent article including ionic complexing agent for feces
CA2336065A1 (en) 1998-06-29 2000-01-06 The Procter & Gamble Company Absorbent article including a reducing agent for feces
US6018093A (en) * 1998-06-29 2000-01-25 The Procter & Gamble Company Absorbent article including a calcium-based feces modification agent
CA2336020A1 (en) * 1998-06-29 2000-01-06 The Procter & Gamble Company Diaper including feces modification agent
WO2000005974A1 (en) * 1998-07-30 2000-02-10 E-Nutriceuticals, Inc. Novel chitosan-containing liquid compositions and methods for their preparation and use
US6607035B1 (en) 1998-12-04 2003-08-19 Halliburton Energy Services, Inc. Preventing flow through subterranean zones
DE19913478C1 (de) * 1999-03-25 2000-07-20 Hartmann Paul Ag Stilleinlage
DE19932075A1 (de) * 1999-07-12 2001-01-18 Cognis Deutschland Gmbh Vernetzerfreie Zubereitungen
US6998509B1 (en) 1999-10-07 2006-02-14 Coloplast A/S Wound care device
US20030206958A1 (en) * 2000-12-22 2003-11-06 Cattaneo Maurizio V. Chitosan biopolymer for the topical delivery of active agents
GB2358637A (en) * 2000-01-27 2001-08-01 Btg Int Ltd Chitosan condensation products with a bisulphite addition compound
EP1149593A1 (en) * 2000-04-25 2001-10-31 The Procter & Gamble Company Articles comprising cationic polysaccharides and acidic pH buffering means
US6844430B2 (en) * 2000-04-25 2005-01-18 The Proctor & Gamble Company Articles comprising cationic polysaccharides and acidic pH buffering means
US6867287B2 (en) * 2000-04-25 2005-03-15 The Procter & Gamble Company Breathable absorbent articles comprising chitosan material
US6833487B2 (en) * 2000-04-25 2004-12-21 The Procter & Gamble Company Articles comprising a cationic polysaccharide and silica
EP1149596A1 (en) † 2000-04-25 2001-10-31 The Procter & Gamble Company Absorbent articles comprising a cationic polysaccharide and silicate
EP1149597A1 (en) * 2000-04-25 2001-10-31 The Procter & Gamble Company Breathable absorbent articles comprising chitosan material
TW513472B (en) * 2000-07-12 2002-12-11 Dainichiseika Color & Amp Chem Aqueous compositions and process for the surface modification of articles by use of the aqueous compositions
KR100315381B1 (ko) 2000-07-18 2001-11-26 김영준 키토산 마이크로플레이크와 그 제조방법
US20030040728A1 (en) * 2001-02-20 2003-02-27 Shih-Chiang Lin Absorbing article for skin care and antibiotic and manufacture method thereof
EP1247819A1 (en) * 2001-04-04 2002-10-09 Dainichiseika Color & Chemicals Mfg. Co. Ltd. Purified chitins and production process thereof
US7217804B2 (en) * 2001-04-24 2007-05-15 The Procter & Gamble Company Articles comprising cationic polysaccharides and acidic pH buffering means
US6673263B2 (en) * 2001-07-26 2004-01-06 Ppg Industries Ohio, Inc. Compositions incorporating chitosan for paint detackification
US20040000329A1 (en) * 2001-07-26 2004-01-01 Albu Michael L. Compositions and methods for paint overspray removal processes
NO20015986D0 (no) 2001-08-02 2001-12-06 Einar J Mustaparta Produktet chitosan, samt fremstillingsmetode og anvendelse av chitosan
US20040167487A1 (en) * 2001-08-24 2004-08-26 The Procter & Gamble Company Absorbent article with film-like region of chitosan material and process for making the same
US20040166307A1 (en) * 2001-08-24 2004-08-26 The Procter & Gamble Company Absorbent member with improved fluid handling agent
US6500947B1 (en) * 2001-08-24 2002-12-31 Weyerhaeuser Company Superabsorbent polymer
EP1287836B1 (en) * 2001-08-24 2009-02-18 The Procter & Gamble Company Absorbent member with improved fluid handling agent
EP1287835A1 (en) * 2001-08-24 2003-03-05 The Procter & Gamble Company Chitosan-coated web and process for making the same
EP1287837B1 (en) * 2001-08-24 2006-05-10 The Procter & Gamble Company Absorbent article with film-like region of chitosan material and process for making the same
GB2397304B8 (en) * 2001-09-25 2019-05-15 Industry Academy Cooperation Corps Of Suncheon National Univ Method for preparing water-soluble free amine chitosan
US7488812B2 (en) * 2002-04-02 2009-02-10 Cargill, Incorporated Chitosan production
US20030034136A1 (en) * 2002-07-19 2003-02-20 Neogi Amar N. Superabsorbent cellulosic fiber
US20030035950A1 (en) * 2002-07-19 2003-02-20 Neogi Amar N. Superabsorbent cellulosic fiber
US20030034137A1 (en) * 2002-07-19 2003-02-20 Neogi Amar N. Superabsorbent cellulosic fiber
US20030024663A1 (en) * 2002-07-19 2003-02-06 Neogi Amar N. Superabsorbent cellulosic fiber
US20040097894A1 (en) * 2002-11-14 2004-05-20 Giovanni Carlucci Absorbent articles including chitin-based feces modification agent
US6896809B2 (en) * 2002-12-20 2005-05-24 Providence Health System - Oregon Methods for purifying chitosan
US7291674B2 (en) * 2003-10-28 2007-11-06 Stockhausen, Inc. Superabsorbent polymer
US20050142965A1 (en) * 2003-12-29 2005-06-30 Kimberly-Clark Worldwide, Inc. Surface charge manipulation for improved fluid intake rates of absorbent composites
JP2007526941A (ja) * 2004-02-23 2007-09-20 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー バイオマス由来材料を含有する架橋ポリマー
US8426528B2 (en) * 2004-02-23 2013-04-23 E I Du Pont De Nemours And Company Preparation of crosslinked polymers containing biomass derived materials
EA018643B1 (ru) * 2004-02-23 2013-09-30 Цайтэн Чжан Раствор металлсодержащего хелатного полимера и его применение (варианты)
WO2005087280A1 (en) * 2004-03-11 2005-09-22 Medtrade Products Limited Compositions of alpha and beta chitosan and methods of preparing them
AU2005240189A1 (en) * 2004-05-06 2005-11-17 Ivrea Pharmaceuticals, Inc. Particles for the delivery of active agents
US20060141046A1 (en) * 2004-05-06 2006-06-29 Ivrea Pharmaceuticals, Inc. Particles for the delivery of active agents
FR2874926B1 (fr) * 2004-05-25 2007-05-11 Gerard Sassi Sels de chitosane permettant d'inhiber l'adsorption des graisses et leurs procedes de preparation
FR2874925A1 (fr) * 2004-05-25 2006-03-10 Richard Cancel Sel de chitosane permettant d'inhiber l'adsorption des graisses
EP1846496A2 (en) * 2005-02-07 2007-10-24 E.I. Dupont De Nemours And Company Chitosan-base antimicrobial thermoplastic polymer blends
WO2006086339A2 (en) * 2005-02-07 2006-08-17 E.I. Dupont De Nemours And Company Attachment of chitosan to surfaces using rehydration process
GB0526505D0 (en) 2005-12-29 2006-02-08 Medtrade Products Ltd Hemostatic material
GB0526503D0 (en) * 2005-12-29 2006-02-08 Medtrade Products Ltd Hemostatic material
FR2897775B1 (fr) * 2006-02-24 2013-05-03 Elisabeth Laugier Biomateriau, implant injectable le comprenant, son procede de preparation et ses utilisations
GB0625813D0 (en) * 2006-12-22 2007-02-07 Advanced Biopolymers As Process
US7776840B2 (en) * 2007-02-21 2010-08-17 Cutanea Life Sciences, Inc. Methods of use of biomaterial and injectable implant containing biomaterial
CN101848739A (zh) 2007-08-28 2010-09-29 T·阿萨纳夏季斯 手术用水凝胶
WO2009056602A1 (en) * 2007-10-30 2009-05-07 Viscogel Ab Chitosan composition
WO2009123713A1 (en) * 2008-04-01 2009-10-08 Cornell University Organo-soluble chitosan salts and chitosan-derived biomaterials prepared thereof
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
EP2498764B1 (en) 2009-11-09 2017-09-06 Spotlight Technology Partners LLC Fragmented hydrogels
US8975387B1 (en) 2010-03-22 2015-03-10 North Carolina State University Modified carbohydrate-chitosan compounds, methods of making the same and methods of using the same
KR101327083B1 (ko) * 2010-05-07 2013-11-07 (주)아모레퍼시픽 수불용성 겔 조성물 제조 방법 및 그에 의해 제조된 수불용성 겔
US8715719B2 (en) * 2010-06-16 2014-05-06 Abbott Vascular, Inc. Stable chitosan hemostatic implant and methods of manufacture
US9711249B2 (en) * 2010-09-17 2017-07-18 Soletanche Freyssinet Method of immobilizing nuclear waste
CA2830434C (en) * 2011-03-17 2019-08-27 Perma-Fix Environmental Services, Inc. Preparation of chitosan-based microporous composite material and its applications
US10500564B2 (en) 2011-03-17 2019-12-10 Perma-Fix Environmental Services, Inc. Preparation of chitosan-based microporous composite material and its applications
US9611420B2 (en) 2013-05-06 2017-04-04 Halliburton Energy Services, Inc. Crosslinking chitosan for reducing permeability in a well
US20210022931A1 (en) 2014-06-02 2021-01-28 Tethis, Inc. Absorbent articles with biocompostable properties
US12059334B2 (en) 2014-06-02 2024-08-13 Tethis, Inc. Absorbent articles with biocompostable properties
US10980912B2 (en) 2014-06-02 2021-04-20 Tethis, Inc. Absorbent articles with biocompostable properties
EP3149050A1 (en) * 2014-06-02 2017-04-05 Tethis, Inc. Modified biopolymers and methods of producing and using the same
PL409231A1 (pl) * 2014-08-21 2016-02-29 Warszawski Uniwersytet Medyczny Sposób wytwarzania gwoździ śródszpikowych z chitozanu do leczenia złamań kości długich
AU2015349895B2 (en) * 2014-11-19 2019-08-29 Perma-Fix Environmental Services, Inc. Preparation of chitosan-based microporous composite material and its applications
EP3380577A4 (en) 2015-11-23 2019-04-17 Tethis, Inc. COATED PARTICLES AND METHODS OF PRODUCTION AND USE
US10487190B2 (en) * 2015-11-24 2019-11-26 Council Of Scientific & Industrial Research Macroporous omniphilic sponges
KR20190008199A (ko) 2016-03-30 2019-01-23 시노보 게엠베하 상처에서 미생물 감염의 검출 방법
WO2017172437A1 (en) * 2016-03-30 2017-10-05 Tufts University Fabrication of macroporous polymeric hydrogel microparticles
US10786596B2 (en) 2018-01-12 2020-09-29 Boston Scientific Scimed, Inc. Powder for achieving hemostasis
US11766366B2 (en) 2019-11-01 2023-09-26 Tethis, Inc. Absorbent hygienic articles with sensors and biocompostable elements
CN113667484B (zh) * 2021-08-07 2022-08-26 广东东华生态科技有限公司 一种市政园林污染土壤修复剂及修复方法
CN118436071B (zh) * 2024-07-08 2024-11-12 浙江衡美健康科技股份有限公司 一种控制饮食及诱导饱腹感的水凝胶及其制备方法和应用
CN119391089B (zh) * 2025-01-02 2025-06-27 日丰企业(天津)有限公司 一种具有抗铜性能的ppr管及其制备方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0627225A2 (de) * 1993-06-01 1994-12-07 Chemische Fabrik Stockhausen GmbH Superabsorbentien und ein Verfahren zu ihrer Herstellung

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA731146A (en) * 1966-03-29 W. Anderson Arthur Insolubilization of water-soluble cellulose ethers
US4029727A (en) * 1975-04-16 1977-06-14 The University Of Delaware Chitin films and fibers
JPS5411955A (en) * 1977-06-29 1979-01-29 Kodama Teizou High water absorbing chitosan derivative and absorbing agent containing it
US4195175A (en) * 1978-01-03 1980-03-25 Johnson Edwin L Process for the manufacture of chitosan
US4308377A (en) * 1978-12-29 1981-12-29 Kureha Kagaku Kogyo Kabushiki Kaisha Shaped material comprising denatured chitin and process for preparing same
JPS55134646A (en) * 1979-04-06 1980-10-20 Kureha Chem Ind Co Ltd Amphoteric ion exchanger
EP0051421B1 (en) * 1980-10-29 1984-08-01 Unitika Ltd. Chitin fibers, process for the production of the same and surgical sutures formed of such chitin fibers
US4570629A (en) * 1982-03-17 1986-02-18 University Of Illinois Foundation Hydrophilic biopolymeric copolyelectrolytes, and biodegradable wound dressing comprising same
CA1202904A (en) * 1983-11-21 1986-04-08 Brian G. Sparkes Chitosan based wound dressing materials
JPS60135432A (ja) * 1983-12-23 1985-07-18 Lion Corp 改質吸水性樹脂
JPS6144084A (ja) * 1984-04-07 1986-03-03 井上　晃 車室を有する前フレ−ム傾斜型三輪車
DE3527482A1 (de) * 1984-07-31 1986-02-06 Fuji Spinning Co., Ltd., Tokio/Tokyo Verfahren zum herstellen von koernigem poroesen chitosan
US4619995A (en) * 1984-12-24 1986-10-28 Nova Chem Limited N,O-carboxymethyl chitosan and preparative method therefor
US4574150A (en) * 1985-02-19 1986-03-04 University Of Delaware Dry free-flowing water-soluble complexes of chitosan
US4895724A (en) * 1985-06-07 1990-01-23 Pfizer Inc. Chitosan compositions for controlled and prolonged release of macromolecules
JPS624702A (ja) * 1985-06-28 1987-01-10 Lion Corp 水溶性アシル化キトサンの製造方法
DE3614697A1 (de) * 1986-04-30 1987-11-05 Wella Ag Kosmetische mittel auf der basis von n-hydroxybutyl-chitosanen, neue n-hydroxybutyl-chitosane sowie verfahren zu ihrer herstellung
US4929722A (en) * 1986-06-06 1990-05-29 Union Carbide Chemicals And Plastics Company Inc. Acid decrystallization of aminopolysaccharides and derivatives thereof
GB2195344B (en) * 1986-08-19 1991-05-08 Showa Denko Kk Adsorbent composed of porous beads of chitosan and adsorption method using same
US4861527A (en) * 1986-12-16 1989-08-29 Delucca George V High strength chitosan fibers and fabrics thereof
US5021207A (en) * 1986-12-16 1991-06-04 E. I. Du Pont De Nemours And Company High strength fibers from chitin derivatives
JPS6432241A (en) * 1987-07-28 1989-02-02 Fuji Photo Optical Co Ltd Lens driving device for camera
JPS6462302A (en) * 1987-09-01 1989-03-08 Nippon Suisan Kaisha Ltd Water-soluble chitosan salt and production thereof
JPH01167302A (ja) * 1987-12-23 1989-07-03 Lion Corp 水溶性キチン又はキトサン類の安定化処理方法
JPH01182302A (ja) * 1988-01-13 1989-07-20 Unitika Ltd 吸収性材料
JPH01207216A (ja) * 1988-02-10 1989-08-21 Dai Ichi Kogyo Seiyaku Co Ltd 木酢ゲル化物
JP2599415B2 (ja) * 1988-02-24 1997-04-09 ヤヱガキ醗酵技研株式会社 キトサンゲル組成物及びその製造方法
US4956350A (en) * 1988-08-18 1990-09-11 Minnesota Mining And Manufacturing Company Wound filling compositions
JPH0315464A (ja) * 1989-06-13 1991-01-23 Unitika Ltd 生体成分吸収用シート
US5079354A (en) * 1989-10-27 1992-01-07 Kimberly-Clark Corporation Method for making absorbent starch
JP2714621B2 (ja) * 1991-05-31 1998-02-16 サンファイブ 株式会社 創傷治療剤
IT1254119B (it) * 1991-09-13 1995-09-08 Fidia Esteri di derivati carbossilici di polisaccaridi
US5247072A (en) * 1991-10-25 1993-09-21 Kimberly-Clark Corporation Carboxyalkyl polysaccharides having improved absorbent properties and process for the preparation thereof
CA2073292C (en) * 1991-10-25 2004-06-29 Xin Ning Carboxyalkyl polysaccharides having improved absorbent properties and process for the preparation thereof
CA2072918A1 (en) * 1992-02-14 1993-08-15 Jian Qin Modified polysaccharides having improved absorbent properties and process for the preparation thereof
CA2076732C (en) * 1992-04-17 2006-05-09 Kimberly-Clark Worldwide, Inc. Modified polysaccharides having improved absorbent properties and process for the preparation thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0627225A2 (de) * 1993-06-01 1994-12-07 Chemische Fabrik Stockhausen GmbH Superabsorbentien und ein Verfahren zu ihrer Herstellung

Also Published As

Publication number Publication date
MX212300B (es) 2002-12-19
WO1996020015A2 (en) 1996-07-04
GB2296250B (en) 1997-09-10
EG21032A (en) 2000-09-30
GB9526240D0 (en) 1996-02-21
AR000398A1 (es) 1997-06-18
CA2208892A1 (en) 1996-07-04
US5599916A (en) 1997-02-04
PH11995051943B1 (en) 1999-07-05
MX9704660A (es) 2000-04-30
DE69527370D1 (de) 2002-08-14
TW323286B (enExample) 1997-12-21
PE12597A1 (es) 1997-04-30
WO1996020015A3 (en) 1996-09-06
ZA9510740B (en) 1996-06-20
DE69527370T2 (de) 2002-12-12
EP0799247B1 (en) 2002-07-10
KR987000880A (en) 1998-04-30
AU689692B2 (en) 1998-04-02
FR2728575B1 (fr) 1997-06-06
FR2728575A1 (fr) 1996-06-28
GB2296250A (en) 1996-06-26
EP0799247A2 (en) 1997-10-08
SV1995000091A (es) 1996-07-25
JPH10511720A (ja) 1998-11-10
AU4516796A (en) 1996-07-19
UY24123A1 (es) 1996-06-11
MY113109A (en) 2001-11-30
TR199501616A2 (tr) 1996-07-21

Similar Documents

Publication Publication Date Title
KR100412190B1 (ko) 키토산염및그의제조방법
KR100331902B1 (ko) 개선된흡수특성을갖는개질폴리사카리드및그의제조방법
KR100244422B1 (ko) 흡수성이 개선된 개질 다당류 및 그의 제조방법
US5247072A (en) Carboxyalkyl polysaccharides having improved absorbent properties and process for the preparation thereof
US5470964A (en) Process for the preparation of modified polysaccharides having improved absorbent properties
JP2008533215A (ja) 生分解性高吸収性ポリマーヒドロゲルおよびその製造法
JP2003533285A (ja) 多糖類吸収体及び方法
JP3323198B2 (ja) 高吸収性カチオン性多糖類
KR100238386B1 (ko) 흡수성이 개선된 카르복시알킬폴리사카라이드 및 그의 제조방법
JPH10509753A (ja) カチオン性ポリマー
CN119552385A (zh) 一种氧化假酸浆多糖-羧甲基壳聚糖复合水凝胶及其制备方法与应用
CA2096986A1 (en) Method for making absorbent polysaccharides

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 19970621

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20001127

Comment text: Request for Examination of Application

PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20030123

Patent event code: PE09021S01D

PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20031118

PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20031210

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20031211

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20061020

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20071011

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20081208

Start annual number: 6

End annual number: 6

PR1001 Payment of annual fee

Payment date: 20091201

Start annual number: 7

End annual number: 7

PR1001 Payment of annual fee

Payment date: 20101130

Start annual number: 8

End annual number: 8

PR1001 Payment of annual fee

Payment date: 20111125

Start annual number: 9

End annual number: 9

PR1001 Payment of annual fee

Payment date: 20121126

Start annual number: 10

End annual number: 10

PR1001 Payment of annual fee

Payment date: 20131125

Start annual number: 11

End annual number: 11

PR1001 Payment of annual fee

Payment date: 20141124

Start annual number: 12

End annual number: 12

PR1001 Payment of annual fee

Payment date: 20151201

Start annual number: 13

End annual number: 13

PC1801 Expiration of term