DE69025980D1 - Herstellungsverfahren für hoch wasserabsorbierende Polymere - Google Patents

Herstellungsverfahren für hoch wasserabsorbierende Polymere

Info

Publication number
DE69025980D1
DE69025980D1 DE69025980T DE69025980T DE69025980D1 DE 69025980 D1 DE69025980 D1 DE 69025980D1 DE 69025980 T DE69025980 T DE 69025980T DE 69025980 T DE69025980 T DE 69025980T DE 69025980 D1 DE69025980 D1 DE 69025980D1
Authority
DE
Germany
Prior art keywords
manufacturing process
highly water
absorbent polymers
absorbent
polymers
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
DE69025980T
Other languages
English (en)
Other versions
DE69025980T3 (de
DE69025980T2 (de
Inventor
Kenji Yoshinaga
Toshiko Nakamura
Kiichi Itoh
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Chemical Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=14817340&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69025980(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Mitsubishi Chemical Corp filed Critical Mitsubishi Chemical Corp
Application granted granted Critical
Publication of DE69025980D1 publication Critical patent/DE69025980D1/de
Publication of DE69025980T2 publication Critical patent/DE69025980T2/de
Publication of DE69025980T3 publication Critical patent/DE69025980T3/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
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/04—Acids, Metal salts or ammonium salts thereof
    • C08F20/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/04—Acids, Metal salts or ammonium salts 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
    • 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
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/44—Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/04—Acids; Metal salts or ammonium salts thereof
    • C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Hematology (AREA)
  • Dispersion Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
  • Polymerization Catalysts (AREA)
DE69025980T 1989-05-16 1990-05-15 Herstellungsverfahren für hoch wasserabsorbierende Polymere Expired - Fee Related DE69025980T3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1121685A JP2922216B2 (ja) 1989-05-16 1989-05-16 高吸水性ポリマー製造法

Publications (3)

Publication Number Publication Date
DE69025980D1 true DE69025980D1 (de) 1996-04-25
DE69025980T2 DE69025980T2 (de) 1996-08-08
DE69025980T3 DE69025980T3 (de) 2000-10-05

Family

ID=14817340

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69025980T Expired - Fee Related DE69025980T3 (de) 1989-05-16 1990-05-15 Herstellungsverfahren für hoch wasserabsorbierende Polymere

Country Status (4)

Country Link
EP (1) EP0398653B2 (de)
JP (1) JP2922216B2 (de)
KR (1) KR0148487B1 (de)
DE (1) DE69025980T3 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4244548C2 (de) * 1992-12-30 1997-10-02 Stockhausen Chem Fab Gmbh Pulverförmige, unter Belastung wäßrige Flüssigkeiten sowie Blut absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung in textilen Konstruktionen für die Körperhygiene
US5294686A (en) * 1993-03-29 1994-03-15 Rohm And Haas Company Process for efficient utilization of chain transfer agent
JP3547517B2 (ja) * 1995-03-15 2004-07-28 三洋化成工業株式会社 吸水性樹脂の製造法
DE19521431A1 (de) * 1995-06-16 1996-12-19 Stockhausen Chem Fab Gmbh Druckfähige Quellpaste und ihre Verwendung zur Kabelisolierung und zur Herstellung von Vliesen
WO1997044369A1 (fr) * 1996-05-22 1997-11-27 Nippon Shokubai Co., Ltd. Polymeres carboxyles, leur procede d'obtention et gels en etant faits
FR2751335B1 (fr) * 1996-07-19 1998-08-21 Coatex Sa Procede d'obtention de polymere hydrosolubles, polymeres obtenus et leurs utilisations
KR100512653B1 (ko) * 1996-07-19 2005-11-21 코아텍스 소시에떼 빠 악숑 셈쁠리삐에 수용성중합체의제조방법,그방법에의해제조된중합체,및이의사용방법
JP3620047B2 (ja) 1997-06-06 2005-02-16 ダイキン工業株式会社 含フッ素接着剤ならびにそれを用いた接着性フィルムおよび積層体
EP1457519A1 (de) * 1999-03-12 2004-09-15 Basf Aktiengesellschaft Farbstabile superabsorbierense polymerzusammensetzung
ES2228492T3 (es) 1999-03-12 2005-04-16 Basf Aktiengesellschaft Composicion polimerica super absorbente de color estable.
JP4744044B2 (ja) * 2001-09-27 2011-08-10 関東化学株式会社 脱水剤を分散した繊維マトリックス、その製造方法およびそれを用いたクリーンアップ用カラム
KR100819613B1 (ko) 2003-09-19 2008-04-07 가부시키가이샤 닛폰 쇼쿠바이 수분 흡수제와 그 제조방법
TWI344469B (en) 2005-04-07 2011-07-01 Nippon Catalytic Chem Ind Polyacrylic acid (salt) water-absorbent resin, production process thereof, and acrylic acid used in polymerization for production of water-absorbent resin
TWI394789B (zh) 2005-12-22 2013-05-01 Nippon Catalytic Chem Ind 吸水性樹脂組成物及其製造方法、吸收性物品
EP1837348B9 (de) 2006-03-24 2020-01-08 Nippon Shokubai Co.,Ltd. Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung
EP2112172B2 (de) * 2007-01-24 2018-10-17 Nippon Shokubai Co., Ltd. Partikelförmiges wasserabsorbierendes polymer und verfahren zu seiner herstellung
CN101423577B (zh) * 2008-12-10 2010-06-23 娄底市裕德科技有限公司 聚丙烯酸或聚丙烯酸钠的制备方法
US8952116B2 (en) 2009-09-29 2015-02-10 Nippon Shokubai Co., Ltd. Particulate water absorbent and process for production thereof
TWI513713B (zh) * 2011-04-21 2015-12-21 Sumitomo Seika Chemicals 吸水性樹脂之製造方法
JP6360153B2 (ja) 2014-03-03 2018-07-18 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂の製造方法
CN107406542B (zh) * 2015-03-10 2020-03-17 三大雅株式会社 水性液体吸收性树脂的制造方法
US10669382B2 (en) 2016-10-19 2020-06-02 Lg Chem, Ltd. Super absorbent polymer
KR102103000B1 (ko) 2016-10-19 2020-04-21 주식회사 엘지화학 고흡수성 수지의 제조 방법
EP3404050B1 (de) 2016-10-19 2021-04-07 LG Chem, Ltd. Supersaugfähiges polymer
WO2018074669A2 (ko) 2016-10-19 2018-04-26 주식회사 엘지화학 고흡수성 수지

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2789099A (en) * 1953-09-04 1957-04-16 Union Carbide & Carbon Corp Polymerization of acrylic acid in aqueous solution
JPS55142045A (en) * 1979-04-20 1980-11-06 Mitsubishi Rayon Co Ltd Methacrylic resin material having excellent solar radiation absorptivity, and its preparation
DE3434139A1 (de) * 1984-09-18 1986-03-20 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von carboxylgruppen enthaltenden polymerisaten
DE3603392A1 (de) * 1986-02-05 1987-08-06 Basf Ag Verfahren zur herstellung von polymerisaten der acrylsaeure oder methacrylsaeure

Also Published As

Publication number Publication date
KR900018162A (ko) 1990-12-20
DE69025980T3 (de) 2000-10-05
EP0398653B2 (de) 2000-05-10
JPH02300210A (ja) 1990-12-12
DE69025980T2 (de) 1996-08-08
EP0398653B1 (de) 1996-03-20
KR0148487B1 (ko) 1998-12-15
JP2922216B2 (ja) 1999-07-19
EP0398653A1 (de) 1990-11-22

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee