DE69421345D1 - Wasserabsorbierende Harze und Verfahren zu deren Herstellung - Google Patents

Wasserabsorbierende Harze und Verfahren zu deren Herstellung

Info

Publication number
DE69421345D1
DE69421345D1 DE69421345T DE69421345T DE69421345D1 DE 69421345 D1 DE69421345 D1 DE 69421345D1 DE 69421345 T DE69421345 T DE 69421345T DE 69421345 T DE69421345 T DE 69421345T DE 69421345 D1 DE69421345 D1 DE 69421345D1
Authority
DE
Germany
Prior art keywords
manufacture
water absorbent
absorbent resins
resins
water
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
DE69421345T
Other languages
English (en)
Other versions
DE69421345T2 (de
Inventor
Koichi Yonemura
Kazuhisa Hitomi
Akiko Mitsuhashi
Takaya Hayashi
Nobuyuki Harada
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.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai Co 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 Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Application granted granted Critical
Publication of DE69421345D1 publication Critical patent/DE69421345D1/de
Publication of DE69421345T2 publication Critical patent/DE69421345T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B31/00—Preparation of derivatives of starch
    • C08B31/003—Crosslinking of starch
    • C08B31/006—Crosslinking of derivatives of starch
    • 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
    • A61L15/225—Mixtures of macromolecular compounds
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/005—Crosslinking of cellulose derivatives
DE69421345T 1993-08-03 1994-08-02 Wasserabsorbierende Harze und Verfahren zu deren Herstellung Expired - Fee Related DE69421345T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19242493A JP3274550B2 (ja) 1993-08-03 1993-08-03 吸水材の製法

Publications (2)

Publication Number Publication Date
DE69421345D1 true DE69421345D1 (de) 1999-12-02
DE69421345T2 DE69421345T2 (de) 2000-06-08

Family

ID=16291092

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69421345T Expired - Fee Related DE69421345T2 (de) 1993-08-03 1994-08-02 Wasserabsorbierende Harze und Verfahren zu deren Herstellung

Country Status (4)

Country Link
US (1) US5792855A (de)
EP (1) EP0637594B1 (de)
JP (1) JP3274550B2 (de)
DE (1) DE69421345T2 (de)

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DE19654745C5 (de) * 1996-12-30 2004-01-22 Lechner, M.D., Prof. Dr. Biologisch abbaubares Absorptionsmittel, dessen Herstellung und Verwendung
DE19710369A1 (de) * 1997-03-13 1998-09-17 Henkel Kgaa Verfahren zur Herstellung von vernetzten Biopolymeren
JP4024922B2 (ja) * 1997-04-23 2007-12-19 ダイセル化学工業株式会社 水性ゲル及びその製造方法
DE19722340A1 (de) * 1997-05-28 1998-12-03 Clariant Gmbh Wasserquellbare, hydrophile Polymerzusammensetzungen
EP0900807A1 (de) * 1997-09-05 1999-03-10 Instituut Voor Agrotechnologisch Onderzoek (Ato-Dlo) Zusammensetzung auf Basis von Stärke mit Absorptionseigenschaften und Verfahren zu deren Herstellung
JP2000336604A (ja) * 1999-05-31 2000-12-05 Nippon Hodo Co Ltd 車両テストコース路面
JP2003516184A (ja) * 1999-12-09 2003-05-13 ザ、プロクター、エンド、ギャンブル、カンパニー 既定の臭い／抗菌物質パターンを有する臭い／抗菌低減層を使用した使い捨て吸収製品
US6960702B1 (en) * 1999-12-09 2005-11-01 The Procter & Gamble Company Disposable absorbent article employing odor reduction layer containing metalphthalocyanine material
DE10125599A1 (de) 2001-05-25 2002-11-28 Stockhausen Chem Fab Gmbh Superabsorber, Verfahren zu ihrer Herstellung und ihre Verwendung
DE10135828A1 (de) 2001-07-23 2003-02-06 Giesecke & Devrient Gmbh Laserbeleuchtungsvorrichtung zum Beleuchten eines streifen- oder linienförmigen Bereichs
US6500947B1 (en) * 2001-08-24 2002-12-31 Weyerhaeuser Company Superabsorbent polymer
KR100466480B1 (ko) * 2001-11-07 2005-01-15 제주대학교 산학협력단 감마폴리글루탐산과 키토산의 생분해성 공중합체 및 이를이용하여 제조된 필름
US6855434B2 (en) 2002-02-27 2005-02-15 Kimberly-Clark Worldwide, Inc. Ionic superabsorbent polymers with enhanced swelling characteristics
US20030035950A1 (en) * 2002-07-19 2003-02-20 Neogi Amar N. Superabsorbent cellulosic fiber
US20030034136A1 (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
US20030034137A1 (en) * 2002-07-19 2003-02-20 Neogi Amar N. Superabsorbent cellulosic fiber
CN100336563C (zh) * 2002-10-24 2007-09-12 大日本油墨化学工业株式会社 吸收性材料和吸收性物品
US20060142481A1 (en) * 2004-12-29 2006-06-29 Herriott Carole W Method for making a mixed polymer network
US20080164067A1 (en) * 2007-01-09 2008-07-10 Ahmadi Tehrani Method for Reducing Aqueous Content of Oil-Based Fluids
WO2009022358A1 (en) 2007-08-10 2009-02-19 Luigi Ambrosio Superabsorbent polymer hydro gels and a method of preparing thereof
JP5429527B2 (ja) * 2008-04-21 2014-02-26 眞知子 瀧上 カルボキシメチルセルロースアルカリ金属塩のゲルの製造方法
JP5430091B2 (ja) * 2008-07-09 2014-02-26 旭化成せんい株式会社 高吸水性樹脂およびその製造方法
CN105815363A (zh) * 2008-11-18 2016-08-03 万有限责任公司 用于体重管理和改善血糖控制的方法和组合物
EP2423246A1 (de) * 2009-04-20 2012-02-29 Japan Atomic Energy Agency Verfahren zur herstellung eines gels eines carboxymethylcellulose-alkalimetallsalzes
FI127301B (fi) * 2011-02-10 2018-03-15 Upm Kymmene Corp Menetelmä nanoselluloosan käsittelemiseksi ja menetelmällä saatu tuote
CA2838006C (en) 2011-06-07 2020-06-02 Gelesis Ip, Lp Method for producing hydrogels
CA2839535C (en) 2013-01-18 2021-05-25 Oms Investments, Inc. Coated seeds
US9855294B2 (en) 2014-06-20 2018-01-02 Gelesis, Llc Methods for treating overweight or obesity
BR112017016200B1 (pt) 2015-01-29 2022-09-20 Gelesis, Llc Carboximetilcelulose reticulada com ácido cítrico e seu uso, método para a sua produção e composição farmacêutica
JP7132128B2 (ja) 2016-04-25 2022-09-06 ジェレシス，エルエルシー 便秘の治療方法
CN108484783B (zh) * 2018-03-27 2020-12-22 河南工业大学 一种高凝胶性变性淀粉的制备方法
CN109762073A (zh) * 2019-01-11 2019-05-17 闽江学院 荧光纤维素纳米纤维的制备方法
CN112625306B (zh) * 2021-01-11 2023-01-10 中国制浆造纸研究院有限公司 一种全生物降解吸水树脂及其制备方法
CN115737886A (zh) * 2022-10-17 2023-03-07 杭州可靠护理用品股份有限公司 用于纸尿裤的透气抑菌膜材及其制备工艺

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Publication number Priority date Publication date Assignee Title
US3723413A (en) * 1970-10-26 1973-03-27 Personal Products Co Water-insoluble fluid-absorptive and retentive materials and methods of making the same
JPS5545255B2 (de) * 1973-05-24 1980-11-17
DE2358150C2 (de) * 1973-11-22 1982-03-18 Hoechst Ag, 6000 Frankfurt Verfahren zum Herstellen von Wasser aufnehmenden, aber darin zu mehr als 50% unlöslichen Celluloseethern
DE2823710A1 (de) * 1978-05-31 1979-12-06 Hoechst Ag Verfahren zur herstellung von quellfaehiger, vernetzter carboxyalkylcellulose in faserform aus natuerlich vorkommender cellulose und deren verwendung
JPS55500785A (de) * 1978-10-12 1980-10-16
JPS565137A (en) * 1979-06-27 1981-01-20 Sanyo Chem Ind Ltd Water absorbing agent with excellent stability against salt
JPS6022937B2 (ja) * 1979-08-20 1985-06-05 ダイセル化学工業株式会社 新規吸収性素材
JPS5676419A (en) * 1979-11-29 1981-06-24 Kao Corp Production of water-swellable polymer
US4404371A (en) * 1981-01-14 1983-09-13 Battelle Memorial Institute Carboxymethylcellulose with carbonate bridges and preparation thereof
JPS581701A (ja) * 1981-06-25 1983-01-07 Taiyo Kagaku Kk 吸水体の製造法
JPS6058443A (ja) * 1983-09-09 1985-04-04 Kohjin Co Ltd 高吸収性ポリマ−組成物
JPS6189364A (ja) * 1985-07-19 1986-05-07 旭化成株式会社 架橋された吸収性不織布
JPS62141001A (ja) * 1985-12-13 1987-06-24 Dai Ichi Kogyo Seiyaku Co Ltd 水不溶性のカルボキシアルキルセルロ−ス・アルカリ金属塩の製造方法
US4722739A (en) * 1987-06-09 1988-02-02 The United States Of America As Represented By The Secretary Of Agriculture Dyeable smooth-dry crosslinked cellulosic material
US6174999B1 (en) * 1987-09-18 2001-01-16 Genzyme Corporation Water insoluble derivatives of polyanionic polysaccharides
ATA255988A (de) * 1988-10-14 1993-05-15 Chemie Linz Gmbh Absorbierendes polymerisat
DK0426368T3 (da) * 1989-10-31 1995-03-13 Howmedica Præparater indeholdende chitinderivater til forebyggelse af adhæsion
KR920002912B1 (ko) * 1990-03-27 1992-04-10 재단법인 한국화학연구소 생분해성 및 고흡수성 수지 조성물의 제조방법
JPH04161431A (ja) * 1990-10-25 1992-06-04 Oji Paper Co Ltd 高吸水性セルロース誘導体材料の製造方法
JP3092225B2 (ja) * 1991-08-15 2000-09-25 王子製紙株式会社 高吸水性セルロース材料の製造方法
CA2073292C (en) * 1991-10-25 2004-06-29 Xin Ning Carboxyalkyl polysaccharides having improved absorbent properties and process for the preparation thereof
JPH05123573A (ja) * 1991-10-31 1993-05-21 Oji Paper Co Ltd 高吸水性セルロース材料の製造方法
CA2076732C (en) * 1992-04-17 2006-05-09 Kimberly-Clark Worldwide, Inc. Modified polysaccharides having improved absorbent properties and process for the preparation thereof

Also Published As

Publication number Publication date
DE69421345T2 (de) 2000-06-08
EP0637594B1 (de) 1999-10-27
EP0637594A3 (de) 1995-04-05
JPH0782301A (ja) 1995-03-28
JP3274550B2 (ja) 2002-04-15
EP0637594A2 (de) 1995-02-08
US5792855A (en) 1998-08-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee