DE69030971T2 - Verfahren zur herstellung eines wasserabsorbierenden harzes - Google Patents

Verfahren zur herstellung eines wasserabsorbierenden harzes

Info

Publication number
DE69030971T2
DE69030971T2 DE69030971T DE69030971T DE69030971T2 DE 69030971 T2 DE69030971 T2 DE 69030971T2 DE 69030971 T DE69030971 T DE 69030971T DE 69030971 T DE69030971 T DE 69030971T DE 69030971 T2 DE69030971 T2 DE 69030971T2
Authority
DE
Germany
Prior art keywords
producing
water
absorbing resin
absorbing
resin
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
DE69030971T
Other languages
English (en)
Other versions
DE69030971D1 (de
Inventor
Kinya Hamada Shataku Nagasuna
Katsuhiro Nisshoku Ha Kajikawa
Takumi Hamada Shataku Hatsuda
Yoshio - Irie
Teruaki - Fujiwara
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 DE69030971D1 publication Critical patent/DE69030971D1/de
Publication of DE69030971T2 publication Critical patent/DE69030971T2/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
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/001—Removal of residual monomers by physical means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE69030971T 1989-09-04 1990-08-31 Verfahren zur herstellung eines wasserabsorbierenden harzes Expired - Lifetime DE69030971T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22754789 1989-09-04
PCT/JP1990/001116 WO1991003497A1 (en) 1989-09-04 1990-08-31 Method of preparing water-absorbent resin

Publications (2)

Publication Number Publication Date
DE69030971D1 DE69030971D1 (de) 1997-07-31
DE69030971T2 true DE69030971T2 (de) 1997-12-11

Family

ID=16862610

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69030971T Expired - Lifetime DE69030971T2 (de) 1989-09-04 1990-08-31 Verfahren zur herstellung eines wasserabsorbierenden harzes

Country Status (4)

Country Link
US (1) US5229488A (de)
EP (1) EP0441975B1 (de)
DE (1) DE69030971T2 (de)
WO (1) WO1991003497A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10249821A1 (de) * 2002-10-25 2004-05-13 Stockhausen Gmbh & Co. Kg Absorbierende Polymergebilde mit verbesserter Rententionskapazität und Permeabilität
US7833624B2 (en) 2002-10-25 2010-11-16 Evonik Stockhuasen GmbH Absorbent polymer structure with improved retention capacity and permeability

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2902201B2 (ja) * 1991-03-18 1999-06-07 ストックハウゼン ルイジアナ リミティド 超吸収性ポリマーの残留アクリル酸含量を低下させる方法
GB9108942D0 (en) * 1991-04-26 1991-06-12 Courtaulds Plc Fibre
GB9210955D0 (en) * 1992-05-22 1992-07-08 Courtaulds Plc Fibres and filaments
TW256840B (de) 1992-06-10 1995-09-11 Nippon Catalytic Chem Ind
DE69317636T2 (de) * 1992-12-25 1998-11-12 Nippon Catalytic Chem Ind Absorber und Methode zur Herstellung eines absorbierenden Harzes
US5610208A (en) * 1994-02-17 1997-03-11 Nippon Shokubai Co., Ltd. Water-absorbent agent, method for production thereof, and water-absorbent composition
WO1996030442A1 (en) * 1995-03-24 1996-10-03 Camelot Superabsorbents Limited Water-absorbing compositions
US5981070A (en) * 1995-07-07 1999-11-09 Nippon Shokubai Co., Ltd Water-absorbent agent powders and manufacturing method of the same
EP0979250B1 (de) * 1997-04-29 2004-04-14 Dow Global Technologies Inc. Superabsorbierende polymere mit verbesserter verarbeitbarkeit
DE19752127A1 (de) * 1997-11-25 1999-07-29 Stockhausen Chem Fab Gmbh Verfahren zur Herstellung von synthetischen Polymerisaten mit sehr niedrigem Restmonomergehalt, danach hergestellte Produkte und deren Verwendung
WO1999033566A1 (fr) 1997-12-25 1999-07-08 Japan As Represented By Director General Of The Agency Of Industrial Science And Technology Poudre photocatalysante pour la purification de l'environnement, composition polymere contenant ladite poudre et article moule la comprenant, et leurs procedes de production
US6444744B1 (en) 1998-03-11 2002-09-03 Nippon Shokubai Co., Ltd. Hydrophilic resin, absorbent article, and acrylic acid for polymerization
ES2228492T3 (es) * 1999-03-12 2005-04-16 Basf Aktiengesellschaft Composicion polimerica super absorbente de color estable.
EP1457519A1 (de) * 1999-03-12 2004-09-15 Basf Aktiengesellschaft Farbstabile superabsorbierense polymerzusammensetzung
EP1072630B1 (de) * 1999-07-26 2004-12-01 Nippon Shokubai Co., Ltd. Wasser-absorbierende Zusammensetzung und ihre Verwendung
DE10041395A1 (de) * 2000-08-23 2002-03-07 Stockhausen Chem Fab Gmbh Polymerdispersionen zur Feuerverhütung und -bekämpfung mit verbesserter Umweltverträglichkeit
US7595428B2 (en) * 2000-11-22 2009-09-29 Nippon Shokubai Co., Ltd. Water-absorbing agent composition and method for production thereof, absorptive article and absorbing material
WO2002060983A2 (de) † 2001-01-19 2002-08-08 Basf Aktiengesellschaft Wasserabsorbierendes mittel, verfahren zu seiner herstellung und seine verwendung
DE10118020A1 (de) 2001-04-10 2002-10-17 Stockhausen Chem Fab Gmbh Löschwasser-Additive
EP1404724A1 (de) * 2001-06-29 2004-04-07 Dow Global Technologies Inc. Wasserabsorbierende carboxylhaltige polymere mit geringem monomergehalt
WO2004069913A1 (de) * 2003-02-07 2004-08-19 Schrader Helmut G Additiv zur einbringung von homogen verteiltem wasser in polymere werkstoffe und verfahren zur anwendung des additivs
JP4640923B2 (ja) * 2003-09-05 2011-03-02 株式会社日本触媒 粒子状吸水性樹脂組成物の製造方法
AU2005210411B2 (en) * 2004-02-05 2008-01-31 Nippon Shokubai Co., Ltd. Particulate water absorbing agent and method for production thereof, and water absorbing article
SG159540A1 (en) † 2005-02-15 2010-03-30 Nippon Catalytic Chem Ind Water absorbing agent, water absorbing article and method for production of water absorbing agent
JP4965865B2 (ja) * 2005-02-15 2012-07-04 株式会社日本触媒 吸水剤、吸収性物品及び吸水剤の製造方法
TWI353360B (en) 2005-04-07 2011-12-01 Nippon Catalytic Chem Ind Production process of polyacrylic acid (salt) wate
TWI383008B (zh) 2005-08-17 2013-01-21 Nippon Catalytic Chem Ind 吸水性樹脂之製造方法及吸水性樹脂以及其利用
TW200712114A (en) * 2005-09-30 2007-04-01 Nippon Catalytic Chem Ind Method for manufacturing particulate water-absorbing agent and particulate water-absorbing agent
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
CN102099062B (zh) * 2008-07-15 2018-04-24 巴斯夫欧洲公司 吸水性聚合物颗粒的生产方法
WO2011032876A1 (de) 2009-09-16 2011-03-24 Basf Se Farbstabiler superabsorber
US8815770B2 (en) 2009-09-17 2014-08-26 Basf Se Color-stable superabsorber
JP5801203B2 (ja) 2009-09-29 2015-10-28 株式会社日本触媒 粒子状吸水剤及びその製造方法
CN103261243B (zh) 2010-12-17 2016-08-17 株式会社日本触媒 聚丙烯酸(盐)系吸水性树脂及其制造方法
BR112015011531B1 (pt) 2012-11-21 2021-08-24 Basf Se Processo para a produção de partículas de polímeros absorventes de água pósreticuladas na superfície, partículas de polímeros absorventes de água pós-reticuladas na superfície, e, artigo absorvente de fluido
WO2014118025A1 (de) * 2013-01-30 2014-08-07 Basf Se Verfahren zur entfernung von restmonomeren aus wasserabsorbierenden polymerpartikeln
US9399589B2 (en) 2013-12-30 2016-07-26 Green Products & Technologies, L.L.C Synthetic base and associated methods
KR101949455B1 (ko) * 2015-01-07 2019-02-18 주식회사 엘지화학 내고화성이 향상된 고흡수성 수지 및 그 제조 방법
JP6979770B2 (ja) * 2017-02-16 2021-12-15 Ｓｄｐグローバル株式会社 吸水性樹脂粒子及びその製造方法
WO2020145383A1 (ja) 2019-01-11 2020-07-16 株式会社日本触媒 吸水剤、及び吸水剤の製造方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2453185A1 (fr) * 1979-04-05 1980-10-31 Rhone Poulenc Ind Procede de preparation de polymeres ou copolymeres acryliques hydrosolubles a poids moleculaire eleve et a faible teneur en monomere(s) residuels(s)
US4286082A (en) * 1979-04-06 1981-08-25 Nippon Shokubai Kagaku Kogyo & Co., Ltd. Absorbent resin composition and process for producing same
JPS5672005A (en) * 1979-11-19 1981-06-16 Sumitomo Chem Co Ltd Production of polymeric material having high water absorptivity
JPS56103207A (en) * 1980-01-22 1981-08-18 Sumitomo Chem Co Ltd Preparation of dried high-molecular weight water-soluble polymer
JPS6025045B2 (ja) * 1980-03-19 1985-06-15 製鉄化学工業株式会社 塩水吸収能のすぐれたアクリル酸重合体の製造方法
JPS58180233A (ja) * 1982-04-19 1983-10-21 Nippon Shokubai Kagaku Kogyo Co Ltd 吸収剤
JPS6187702A (ja) * 1984-10-05 1986-05-06 Seitetsu Kagaku Co Ltd 吸水性樹脂の製造方法
US4820773A (en) * 1986-04-21 1989-04-11 American Colloid Company Water absorbent resins prepared by polymerization in the presence of styrene-maleic anhydride copolymers
US4863989A (en) * 1986-06-04 1989-09-05 Seitetsu Kagaku Co., Ltd. Water-absorbent resin composition
US4766173A (en) * 1987-05-11 1988-08-23 Nalco Chemical Company Method for reducing residual acrylic acid in acrylic acid polymer gels
JPS6424808A (en) * 1987-07-22 1989-01-26 Arakawa Chem Ind Method of reducing residual monomer content of hydrophilic high-molecular weight polymer
DE3724709A1 (de) * 1987-07-25 1989-02-02 Stockhausen Chem Fab Gmbh Verfahren zur herstellung von polymerisaten mit niedrigem restmonomergehalt
JPH0798847B2 (ja) * 1987-09-03 1995-10-25 三洋化成工業株式会社 水膨潤性重合体組成物の製造法及び組成物
JPH01292003A (ja) * 1988-05-19 1989-11-24 Sekisui Plastics Co Ltd 吸水性樹脂の精製方法
US4970267A (en) * 1990-03-08 1990-11-13 Nalco Chemical Company Reconstitution of superabsorbent polymer fines using persulfate salts

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10249821A1 (de) * 2002-10-25 2004-05-13 Stockhausen Gmbh & Co. Kg Absorbierende Polymergebilde mit verbesserter Rententionskapazität und Permeabilität
US7833624B2 (en) 2002-10-25 2010-11-16 Evonik Stockhuasen GmbH Absorbent polymer structure with improved retention capacity and permeability

Also Published As

Publication number Publication date
EP0441975A4 (en) 1992-03-18
US5229488A (en) 1993-07-20
EP0441975A1 (de) 1991-08-21
EP0441975B1 (de) 1997-06-25
WO1991003497A1 (en) 1991-03-21
DE69030971D1 (de) 1997-07-31

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