CN102770469B - 制备具有改善的色彩稳定性的吸水性聚合物颗粒的方法 - Google Patents

制备具有改善的色彩稳定性的吸水性聚合物颗粒的方法 Download PDF

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Publication number
CN102770469B
CN102770469B CN201080052799.9A CN201080052799A CN102770469B CN 102770469 B CN102770469 B CN 102770469B CN 201080052799 A CN201080052799 A CN 201080052799A CN 102770469 B CN102770469 B CN 102770469B
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fatty
polymer particles
water
ammonia
acetal
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CN102770469A (zh
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N·赫佛特
T·丹尼尔
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BASF SE
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BASF SE
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    • 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
    • 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
    • A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; 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
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/56—Wetness-indicators or colourants
    • 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
    • C08F2/04—Polymerisation in solution
    • C08F2/10—Aqueous solvent
    • 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
    • C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
    • 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
    • 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
    • C08J3/126—Polymer particles coated by polymer, e.g. core shell structures
    • 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
    • C08J2300/102—Polymers characterised by the presence of specified groups, e.g. terminal or pendant functional groups containing halogen atoms

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Epidemiology (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
CN201080052799.9A 2009-11-23 2010-11-12 制备具有改善的色彩稳定性的吸水性聚合物颗粒的方法 Expired - Fee Related CN102770469B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US26341909P 2009-11-23 2009-11-23
US61/263,419 2009-11-23
PCT/EP2010/067382 WO2011061125A2 (de) 2009-11-23 2010-11-12 Verfahren zur herstellung wasserabsorbierender polymerpartikel mit verbesserter farbstabilität

Publications (2)

Publication Number Publication Date
CN102770469A CN102770469A (zh) 2012-11-07
CN102770469B true CN102770469B (zh) 2015-04-15

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CN201080052799.9A Expired - Fee Related CN102770469B (zh) 2009-11-23 2010-11-12 制备具有改善的色彩稳定性的吸水性聚合物颗粒的方法

Country Status (5)

Country Link
US (1) US8497337B2 (enExample)
EP (1) EP2504368B1 (enExample)
JP (1) JP2013511608A (enExample)
CN (1) CN102770469B (enExample)
WO (1) WO2011061125A2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5749155B2 (ja) 2008-03-18 2015-07-15 ノボ・ノルデイスク・エー／エス プロテアーゼ安定化アシル化インスリンアナログ
US8703876B2 (en) * 2010-03-15 2014-04-22 Basf Se Process for producing water absorbing polymer particles with improved color stability
EP2890411B1 (en) * 2012-08-29 2021-10-06 Basf Se Process for producing water-absorbing polymer particles
EP2945994B1 (en) 2013-01-18 2018-07-11 Basf Se Acrylic dispersion-based coating compositions
JP7150701B2 (ja) * 2016-08-10 2022-10-11 ビーエーエスエフ ソシエタス・ヨーロピア 高吸収体の製造方法
JP7254793B2 (ja) * 2017-11-10 2023-04-10 ビーエーエスエフ ソシエタス・ヨーロピア 高吸収体

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5610208A (en) * 1994-02-17 1997-03-11 Nippon Shokubai Co., Ltd. Water-absorbent agent, method for production thereof, and water-absorbent composition
CN1939955A (zh) * 2005-09-30 2007-04-04 株式会社日本触媒 颗粒状吸水剂的制造方法以及颗粒状吸水剂
CN101198363A (zh) * 2005-04-22 2008-06-11 艾弗尼克施拖克豪森公司 用金属盐和金属氧化物处理并在其表面后交联的超吸收体

Family Cites Families (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2567575A (en) 1945-05-19 1951-09-11 Honeywell Regulator Co Resistance measuring apparatus
JPS6018690B2 (ja) 1981-12-30 1985-05-11 住友精化株式会社 吸水性樹脂の吸水性改良方法
JPS58180233A (ja) 1982-04-19 1983-10-21 Nippon Shokubai Kagaku Kogyo Co Ltd 吸収剤
US4734478A (en) 1984-07-02 1988-03-29 Nippon Shokubai Kagaku Kogyo Co., Ltd. Water absorbing agent
DE3713601A1 (de) 1987-04-23 1988-11-10 Stockhausen Chem Fab Gmbh Verfahren zur herstellung eines stark wasserabsorbierenden polymerisats
FI90554C (fi) 1987-07-28 1994-02-25 Dai Ichi Kogyo Seiyaku Co Ltd Menetelmä akryylipolymeerigeelin jatkuvaksi valmistamiseksi
WO1990015830A1 (en) 1989-06-12 1990-12-27 Weyerhaeuser Company Hydrocolloid polymer
AU637470B2 (en) 1990-04-02 1993-05-27 Nippon Shokubai Kagaku Kogyo Co. Ltd. Method for production of fluid stable aggregate
DE4020780C1 (enExample) 1990-06-29 1991-08-29 Chemische Fabrik Stockhausen Gmbh, 4150 Krefeld, De
DK0530438T3 (da) 1991-09-03 1997-08-18 Hoechst Celanese Corp Superabsorberende polymer med forbedrede absorptionsegenskaber
DE4138408A1 (de) 1991-11-22 1993-05-27 Cassella Ag Hydrophile, hochquellfaehige hydrogele
JP3045422B2 (ja) 1991-12-18 2000-05-29 株式会社日本触媒 吸水性樹脂の製造方法
DE69312126T2 (de) 1992-03-05 1997-11-06 Nippon Catalytic Chem Ind Verfahren zu Herstellung eines absorbierenden Harzes
GB9208449D0 (en) 1992-04-16 1992-06-03 Dow Deutschland Inc Crosslinked hydrophilic resins and method of preparation
EP0838483B1 (en) 1993-06-18 2009-09-09 Nippon Shokubai Co., Ltd. Process for preparing absorbent resin
EP0640330B1 (en) 1993-06-30 2000-05-24 The Procter & Gamble Company Hygienic absorbent articles
DE19646484C2 (de) 1995-11-21 2000-10-19 Stockhausen Chem Fab Gmbh Flüssigkeitsabsorbierende Polymere, Verfahren zu deren Herstellung und deren Verwendung
DE19543368C2 (de) 1995-11-21 1998-11-26 Stockhausen Chem Fab Gmbh Wasserabsorbierende Polymere mit verbesserten Eigenschaften, Verfahren zu deren Herstellung und deren Verwendung
DE19807502B4 (de) 1998-02-21 2004-04-08 Basf Ag Verfahren zur Nachvernetzung von Hydrogelen mit 2-Oxazolidinonen, daraus hergestellte Hydrogele und deren Verwendung
US6265488B1 (en) 1998-02-24 2001-07-24 Nippon Shokubai Co., Ltd. Production process for water-absorbing agent
US6503979B1 (en) 1998-02-26 2003-01-07 Basf Aktiengesellschaft Method for cross-linking hydrogels with bis- and poly-2-oxazolidinones
US6241928B1 (en) 1998-04-28 2001-06-05 Nippon Shokubai Co., Ltd. Method for production of shaped hydrogel of absorbent resin
DE19854573A1 (de) 1998-11-26 2000-05-31 Basf Ag Verfahren zur Nachvernetzung von Hydrogelen mit 2-Oxo-tetrahydro-1,3-oxazinen
DE19854574A1 (de) 1998-11-26 2000-05-31 Basf Ag Verfahren zur Nachvernetzung von Hydrogelen mit N-Acyl-2-Oxazolidinonen
EP1169379B1 (en) 1999-03-12 2004-09-22 Basf Aktiengesellschaft Color-stable superabsorbent polymer composition
JP2000327926A (ja) * 1999-05-25 2000-11-28 Sanyo Chem Ind Ltd 吸収剤組成物および吸収性物品
US6239230B1 (en) 1999-09-07 2001-05-29 Bask Aktiengesellschaft Surface-treated superabsorbent polymer particles
DE19955861A1 (de) 1999-11-20 2001-05-23 Basf Ag Verfahren zur kontinuierlichen Herstellung von vernetzten feinteiligen gelförmigen Polymerisaten
AU2002230831A1 (en) 2000-10-20 2002-04-29 Millennium Pharmaceuticals, Inc. Compositions of human proteins and method of use thereof
US6809158B2 (en) 2000-10-20 2004-10-26 Nippon Shokubai Co., Ltd. Water-absorbing agent and process for producing the same
WO2002055469A1 (de) 2001-01-12 2002-07-18 Degussa Ag Kontinuierliches verfahren zur herstellung und aufreinigung von (meth) acrylsäure
DE10138150A1 (de) * 2001-08-03 2003-02-13 Basf Ag Verfahren zur Herstellung wasserabsorbierender Harze
DE50202149D1 (de) 2001-10-05 2005-03-03 Basf Ag Verfahren zur vernetzung von hydrogelen mit morpholin-2,3-dionen
WO2003053487A1 (en) * 2001-12-20 2003-07-03 Basf Aktiengesellschaft Absorbent article
JP3939988B2 (ja) * 2002-01-16 2007-07-04 住友精化株式会社 吸水性樹脂の製造方法
DE10204937A1 (de) 2002-02-07 2003-08-21 Stockhausen Chem Fab Gmbh Verfahren zur Nachvernetzung im Bereich der Oberfläche von wasserabsorbierenden Polymeren mit Harnstoffderivaten
DE10204938A1 (de) 2002-02-07 2003-08-21 Stockhausen Chem Fab Gmbh Verfahren zur Nachvernetzung im Bereich der Oberfläche von wasserabsorbierenden Polymeren mit beta-Hydroxyalkylamiden
DE10210124A1 (de) * 2002-03-08 2003-09-18 Basf Ag Polymergemische mit verbesserter Geruchskontrolle
DE10211686A1 (de) 2002-03-15 2003-10-02 Stockhausen Chem Fab Gmbh (Meth)Acrylsäurekristall und Verfahren zur Herstellung und Aufreinigung von wässriger (Meth)Acrylsäure
DE10225943A1 (de) 2002-06-11 2004-01-08 Basf Ag Verfahren zur Herstellung von Estern von Polyalkoholen
AU2003274698A1 (en) 2002-06-11 2003-12-22 Basf Aktiengesellschaft (meth)acrylic esters of polyalkoxylated glycerine
BR0311489A (pt) 2002-06-11 2005-03-15 Basf Ag éster, processos para a preparação do mesmo e de um hidrogel reticulado, hidrogel reticulado, usos de um polìmero, de uma mistura de reação e de um éster, e, composição de matéria
DE10247240A1 (de) 2002-10-10 2004-04-22 Basf Ag Verfahren zur Herstellung von Acrylsäure
AU2003292625B2 (en) 2002-12-26 2008-07-24 Eisai R & D Management Co., Ltd. Selective estrogen receptor modulators
TW200500046A (en) * 2003-03-26 2005-01-01 Basf Ag Color-stable superabsorbent polymer composition
DE10331456A1 (de) 2003-07-10 2005-02-24 Basf Ag (Meth)acrylsäureester alkoxilierter ungesättigter Polyolether und deren Herstellung
DE10331450A1 (de) 2003-07-10 2005-01-27 Basf Ag (Meth)acrylsäureester monoalkoxilierter Polyole und deren Herstellung
DE10334584A1 (de) 2003-07-28 2005-02-24 Basf Ag Verfahren zur Nachvernetzung von Hydrogelen mit bicyclischen Amidacetalen
DE10355401A1 (de) 2003-11-25 2005-06-30 Basf Ag (Meth)acrylsäureester ungesättigter Aminoalkohole und deren Herstellung
DE102004057874A1 (de) 2004-11-30 2006-06-01 Basf Ag Verfahren zur Nachvernetzung wasserabsorbierender Polymerpartikel
US20090012488A1 (en) * 2006-03-10 2009-01-08 Basf Se Super-Absorber Having Improved Smell-Inhibition
ATE491729T1 (de) 2006-10-05 2011-01-15 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel durch polymerisation von tropfen einer monomerlösung
MY148330A (en) 2006-10-31 2013-03-29 Basf Se Regulation of a process for producing water-absorbing polymer particles in a heated gas phase
CN101589066B (zh) * 2007-01-24 2013-07-03 株式会社日本触媒 粒子状吸水性聚合物及其制造方法
EP2114471B1 (de) * 2007-01-29 2013-10-16 Basf Se VERFAHREN ZUR HERSTELLUNG WEIßER UND FARBSTABILER WASSERABSORBIERENDER POLYMERPARTIKEL MIT HOHEM ABSORPTIONSVERMÖGEN UND HOHER FLÜSSIGKEITSLEITFÄHIGKEIT
JP5345554B2 (ja) 2007-01-29 2013-11-20 ビーエーエスエフ ソシエタス・ヨーロピア 高吸収性および高食塩水流れ誘導性を有する白色かつ色安定性の吸水性ポリマー粒子を製造するための方法
DE102007007203A1 (de) * 2007-02-09 2008-08-14 Evonik Stockhausen Gmbh Wasserabsorbierendes Polymergebilde mit hoher Ammoniak-Bindekapazität
DE102007053619A1 (de) 2007-11-08 2009-05-20 Evonik Stockhausen Gmbh Wasserabsorbierende Polymergebilde mit verbesserter Farbstabilität
EP2307486B2 (de) 2008-07-31 2019-10-23 Basf Se Farbstabiler superabsorber
US8410233B2 (en) 2008-08-12 2013-04-02 Basf Se Method for producing superabsorbers with a low residual monomer content
WO2011032876A1 (de) 2009-09-16 2011-03-24 Basf Se Farbstabiler superabsorber

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5610208A (en) * 1994-02-17 1997-03-11 Nippon Shokubai Co., Ltd. Water-absorbent agent, method for production thereof, and water-absorbent composition
CN101198363A (zh) * 2005-04-22 2008-06-11 艾弗尼克施拖克豪森公司 用金属盐和金属氧化物处理并在其表面后交联的超吸收体
CN1939955A (zh) * 2005-09-30 2007-04-04 株式会社日本触媒 颗粒状吸水剂的制造方法以及颗粒状吸水剂

Also Published As

Publication number Publication date
WO2011061125A3 (de) 2011-07-21
CN102770469A (zh) 2012-11-07
WO2011061125A2 (de) 2011-05-26
EP2504368B1 (de) 2014-01-08
US8497337B2 (en) 2013-07-30
JP2013511608A (ja) 2013-04-04
EP2504368A2 (de) 2012-10-03
US20110121230A1 (en) 2011-05-26

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