DE69019049D1 - Verfahren zur Herstellung von wasserabsorbierenden Polymeren verbesserter Qualität und die erhaltenen Produkte. - Google Patents

Verfahren zur Herstellung von wasserabsorbierenden Polymeren verbesserter Qualität und die erhaltenen Produkte.

Info

Publication number
DE69019049D1
DE69019049D1 DE69019049T DE69019049T DE69019049D1 DE 69019049 D1 DE69019049 D1 DE 69019049D1 DE 69019049 T DE69019049 T DE 69019049T DE 69019049 T DE69019049 T DE 69019049T DE 69019049 D1 DE69019049 D1 DE 69019049D1
Authority
DE
Germany
Prior art keywords
production
water
products obtained
improved quality
absorbing 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 - Lifetime
Application number
DE69019049T
Other languages
English (en)
Inventor
Nobuyuki Harada
Toshihiro Okuno
Tadao Shimomura
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
Priority claimed from JP1132576A external-priority patent/JPH02311503A/ja
Application filed by Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Application granted granted Critical
Publication of DE69019049D1 publication Critical patent/DE69019049D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • 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
    • 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
    • C08J2300/10—Polymers characterised by the presence of specified groups, e.g. terminal or pendant functional groups
DE69019049T 1989-02-28 1990-02-15 Verfahren zur Herstellung von wasserabsorbierenden Polymeren verbesserter Qualität und die erhaltenen Produkte. Expired - Lifetime DE69019049D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4523989 1989-02-28
JP1132576A JPH02311503A (ja) 1989-05-29 1989-05-29 吸水性ポリマーの改質方法

Publications (1)

Publication Number Publication Date
DE69019049D1 true DE69019049D1 (de) 1995-06-08

Family

ID=26385212

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69019049T Expired - Lifetime DE69019049D1 (de) 1989-02-28 1990-02-15 Verfahren zur Herstellung von wasserabsorbierenden Polymeren verbesserter Qualität und die erhaltenen Produkte.

Country Status (5)

Country Link
US (1) US5115011A (de)
EP (1) EP0386897B1 (de)
KR (1) KR950005304B1 (de)
CA (1) CA2010565A1 (de)
DE (1) DE69019049D1 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9114095D0 (en) * 1991-06-29 1991-08-14 Allstate Limited Improvements in water-soluble polymers
DE69323652T2 (de) 1992-06-10 1999-09-09 Nippon Catalytic Chem Ind Verfahren zur Herstellung eines hydrophilen Harzes
US5610208A (en) * 1994-02-17 1997-03-11 Nippon Shokubai Co., Ltd. Water-absorbent agent, method for production thereof, and water-absorbent composition
WO1998048857A1 (en) * 1997-04-29 1998-11-05 The Dow Chemical Company Resilient superabsorbent compositions
US7772455B1 (en) 1997-11-14 2010-08-10 The Procter & Gamble Company Disposable article providing improved management of bodily exudates
TR200003817T2 (tr) * 1998-06-29 2001-06-21 The Procter & Gamble Company Dışkılara mahsus bir azaltma amili ihtiva etmekte olan emici madde.
US6018093A (en) * 1998-06-29 2000-01-25 The Procter & Gamble Company Absorbent article including a calcium-based feces modification agent
EP1089770A1 (de) * 1998-06-29 2001-04-11 The Procter & Gamble Company Wegwerf-entsorgungsvorrichtung
US6297335B1 (en) * 1999-02-05 2001-10-02 Basf Aktiengesellschaft Crosslinked, hydrophilic, highly swellable hydrogels, production thereof and use thereof
WO2000055245A1 (en) * 1999-03-12 2000-09-21 Basf Aktiengesellschaft Color-stable superabsorbent polymer composition
EP1457519A1 (de) 1999-03-12 2004-09-15 Basf Aktiengesellschaft Farbstabile superabsorbierense polymerzusammensetzung
US6433058B1 (en) 1999-12-07 2002-08-13 Dow Global Technologies Inc. Superabsorbent polymers having a slow rate of absorption
DE10016041A1 (de) * 2000-03-31 2001-10-04 Stockhausen Chem Fab Gmbh Pulverförmige an der Oberfläche vernetzte Polymerisate
DE50102334D1 (de) 2000-03-31 2004-06-24 Stockhausen Chem Fab Gmbh Pulverförmige, an der oberfläche vernetzte polymerisate
ATE552295T1 (de) 2001-01-19 2012-04-15 Basf Se Wasserabsorbierendes mittel, verfahren zu seiner herstellung und seine verwendung
KR100870629B1 (ko) * 2001-06-29 2008-11-26 에보닉 스톡하우젠 게엠베하 악취 방지 특성을 갖는 초흡수성 카복실 함유 중합체
US6998367B2 (en) 2001-12-06 2006-02-14 Kimberly-Clark Worldwide, Inc. Absorbent composition containing transitional crosslinking points
DE602004019222D1 (de) * 2003-08-29 2009-03-12 San Dia Polymers Ltd Absorbierendes harzteilchen und absorber und absorbierender gegenstand der dieses verwendet
DE602004020159D1 (de) 2003-09-19 2009-05-07 Nippon Catalytic Chem Ind Wasserabsorbierendes Harz mit behandelten Oberflächen und Verfahren zu seiner Herstellung
US7579402B2 (en) * 2003-11-12 2009-08-25 Evonik Stockhausen, Inc. Superabsorbent polymer having delayed free water absorption
CN100503670C (zh) * 2003-12-05 2009-06-24 株式会社日本触媒 以吸水树脂作为主要成分的栽培植物用颗粒保水材料
CN101111524B (zh) * 2005-01-28 2012-11-07 巴斯福股份公司 通过在气相中液滴聚合而生产吸水性聚合物颗粒的方法
TW200712114A (en) * 2005-09-30 2007-04-01 Nippon Catalytic Chem Ind Method for manufacturing particulate water-absorbing agent and particulate water-absorbing agent
SA08290556B1 (ar) * 2007-09-07 2012-05-16 نيبون شوكوباي كو. ، ليمتد طريقة لربط راتنجات ممتصة للماء
EP2404954B1 (de) 2009-03-04 2015-04-22 Nippon Shokubai Co., Ltd. Herstellungsverfahren für wasserabsorbierendes harz
CN102597082A (zh) 2009-09-16 2012-07-18 巴斯夫欧洲公司 颜色稳定的超吸收剂
CN102612379A (zh) 2009-09-17 2012-07-25 巴斯夫欧洲公司 颜色稳定的超吸收剂
WO2012081702A1 (ja) 2010-12-17 2012-06-21 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂及びその製造方法
CN102226008A (zh) * 2011-05-30 2011-10-26 北京理工大学 一类高吸水性材料的制备方法
DE102011076931A1 (de) 2011-06-03 2012-12-06 Basf Se Wässrige Lösung, enthaltend Acrylsäure und deren konjugierte Base
MY171776A (en) * 2012-11-21 2019-10-29 Basf Se A process for producing surface-postcrosslinked water-absorbent polymer particles
US10248025B2 (en) 2016-11-16 2019-04-02 Eastman Kodak Company Concentrated and working strength aqueous flexographic developers
US10216089B2 (en) 2016-11-16 2019-02-26 Eastman Kodak Company Methods of forming flexographic printing members
US10207491B2 (en) 2016-11-16 2019-02-19 Eastman Kodak Company Method for preparing flexographic printing plates

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4043952A (en) * 1975-05-09 1977-08-23 National Starch And Chemical Corporation Surface treatment process for improving dispersibility of an absorbent composition, and product thereof
US4295987A (en) * 1979-12-26 1981-10-20 The Procter & Gamble Company Cross-linked sodium polyacrylate absorbent
JPS57135853A (en) * 1981-02-13 1982-08-21 Satsuki Kitani Hydrogel
DE3123922A1 (de) * 1981-06-16 1983-01-05 Katayama Chemical Works, Co., Ltd., Osaka Leicht dispergierbare polymermasse
JPS59129246A (ja) * 1983-01-12 1984-07-25 Katayama Chem Works Co Ltd 易分散性顆粒状組成物
JPS60163956A (ja) * 1984-02-04 1985-08-26 Arakawa Chem Ind Co Ltd 吸水性樹脂の製法
US4734478A (en) * 1984-07-02 1988-03-29 Nippon Shokubai Kagaku Kogyo Co., Ltd. Water absorbing agent
JPS6197333A (ja) * 1984-10-17 1986-05-15 Nippon Shokubai Kagaku Kogyo Co Ltd 高吸水性樹脂粉末の造粒方法
JPS627745A (ja) * 1985-07-03 1987-01-14 Sanyo Chem Ind Ltd 吸水性樹脂組成物の製造法
US4863989A (en) * 1986-06-04 1989-09-05 Seitetsu Kagaku Co., Ltd. Water-absorbent resin composition
CA1300866C (en) * 1986-11-17 1992-05-19 Tadao Shimomura Body fluid-absorbing article
JP2528914B2 (ja) * 1986-12-16 1996-08-28 株式会社日本触媒 体液吸収物品
JPS63260907A (ja) * 1987-04-17 1988-10-27 Mitsubishi Petrochem Co Ltd 高吸水性ポリマ−の製造法
US4766173A (en) * 1987-05-11 1988-08-23 Nalco Chemical Company Method for reducing residual acrylic acid in acrylic acid polymer gels
JP2614881B2 (ja) * 1987-12-28 1997-05-28 三菱レイヨン株式会社 ボリマー粒子体の製造方法

Also Published As

Publication number Publication date
EP0386897A3 (de) 1991-07-03
CA2010565A1 (en) 1990-08-31
KR910015641A (ko) 1991-09-30
KR950005304B1 (ko) 1995-05-23
EP0386897A2 (de) 1990-09-12
US5115011A (en) 1992-05-19
EP0386897B1 (de) 1995-05-03

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Legal Events

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8332 No legal effect for de