DE69825809D1 - Hoch wasserabsorbierendes Polymer und Verfahren zu seiner Herstellung - Google Patents

Hoch wasserabsorbierendes Polymer und Verfahren zu seiner Herstellung

Info

Publication number
DE69825809D1
DE69825809D1 DE69825809T DE69825809T DE69825809D1 DE 69825809 D1 DE69825809 D1 DE 69825809D1 DE 69825809 T DE69825809 T DE 69825809T DE 69825809 T DE69825809 T DE 69825809T DE 69825809 D1 DE69825809 D1 DE 69825809D1
Authority
DE
Germany
Prior art keywords
manufacture
absorbent polymer
highly water
highly
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 - Lifetime
Application number
DE69825809T
Other languages
English (en)
Other versions
DE69825809T2 (de
DE69825809T3 (de
Inventor
Seiichiro Iida
Kiichi Ito
Sueichi Kato
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=14746767&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69825809(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 DE69825809D1 publication Critical patent/DE69825809D1/de
Publication of DE69825809T2 publication Critical patent/DE69825809T2/de
Publication of DE69825809T3 publication Critical patent/DE69825809T3/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
    • C08F2/00—Processes of polymerisation
    • C08F2/32—Polymerisation in water-in-oil emulsions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE69825809T 1997-04-22 1998-04-22 Stark wasserabsorbierendes Polymer und Verfahren zu seiner Herstellung Expired - Lifetime DE69825809T3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11885397 1997-04-22
JP11885397 1997-04-22

Publications (3)

Publication Number Publication Date
DE69825809D1 true DE69825809D1 (de) 2004-09-30
DE69825809T2 DE69825809T2 (de) 2005-09-01
DE69825809T3 DE69825809T3 (de) 2009-04-16

Family

ID=14746767

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69825809T Expired - Lifetime DE69825809T3 (de) 1997-04-22 1998-04-22 Stark wasserabsorbierendes Polymer und Verfahren zu seiner Herstellung

Country Status (4)

Country Link
US (1) US5998553A (de)
EP (1) EP0874002B2 (de)
CN (1) CN1106410C (de)
DE (1) DE69825809T3 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6562879B1 (en) 1999-02-15 2003-05-13 Nippon Shokubai Co., Ltd. Water-absorbent resin powder and its production process and use
EP1072630B1 (de) * 1999-07-26 2004-12-01 Nippon Shokubai Co., Ltd. Wasser-absorbierende Zusammensetzung und ihre Verwendung
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
US20040204554A1 (en) * 2003-04-09 2004-10-14 Ko Young Chan Process for making a multifunctional superabsorbent polymer
JP4920183B2 (ja) 2003-09-19 2012-04-18 株式会社日本触媒 吸水剤
SG187519A1 (en) * 2004-08-06 2013-02-28 Nippon Catalytic Chem Ind Particulate water-absorbing agent with water-absorbing resin as main component, method for production of the same, and absorbing article
CN1314363C (zh) * 2005-04-27 2007-05-09 邵建国 一种利咽护喉茶及其制备方法
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
US8148111B2 (en) * 2006-03-17 2012-04-03 Sanyo Chemical Industries, Ltd. Cell culture carrier comprising poly(meth)acrylic (salt) particle and artificial polypeptide
WO2008090961A1 (ja) 2007-01-24 2008-07-31 Nippon Shokubai Co., Ltd. 粒子状吸水性ポリマーおよびその製造方法
CN101977865B (zh) * 2008-03-31 2013-03-27 积水化学工业株式会社 夹层玻璃用中间膜、夹层玻璃及氧化锌微粒分散液
JP5317966B2 (ja) * 2008-03-31 2013-10-16 積水化学工業株式会社 合わせガラス用中間膜、合わせガラス、及び、酸化亜鉛微粒子分散液
US20100063186A1 (en) * 2008-09-11 2010-03-11 Sanford, L.P. Washable ink compositions and writing instruments comprising same
CN102648218B (zh) * 2009-11-27 2013-12-11 住友精化株式会社 吸水性树脂颗粒的制造方法、吸水性树脂颗粒、止水材料和吸收性物品
US10640591B2 (en) * 2014-12-05 2020-05-05 Nippon Shokubai Co., Ltd. Method for producing water-absorbent resin
US20170022314A1 (en) * 2015-07-24 2017-01-26 Weyerhaeuser Nr Company Grafted crosslinked cellulose
US10835887B2 (en) * 2016-03-02 2020-11-17 Sumitomo Seika Chemicals Co., Ltd Process for producing water-absorbing resin particles
RU2762109C2 (ru) * 2016-11-08 2021-12-15 Дау Глоубл Текнолоджиз Ллк Контролируемое распределение размера частиц
CN110358117B (zh) * 2019-07-18 2022-08-12 台湾塑胶工业股份有限公司 吸水性树脂组成物、吸水性树脂与其制作方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60258213A (ja) * 1984-06-05 1985-12-20 Mitsubishi Rayon Co Ltd 耐擦傷性に優れた表面を有する合成樹脂成形品の製法
TW201758B (de) * 1988-06-28 1993-03-11 Catalyst co ltd
JPH03200840A (ja) * 1989-12-28 1991-09-02 Nitto Chem Ind Co Ltd カチオン性ポリマーの油中水型エマルジョン
JP2917418B2 (ja) * 1990-05-31 1999-07-12 三菱化学株式会社 高吸水性ポリマーの製造法
JP3005124B2 (ja) † 1992-09-10 2000-01-31 花王株式会社 不定形重合体粒子の製造方法
US5596056A (en) * 1992-10-23 1997-01-21 Kao Corporation Process for producing polymer particles with irregular shape by polymerizing a water-soluble polymerizable monomer
WO1994020543A1 (en) * 1993-03-01 1994-09-15 Kao Corporation Method of manufacturing polymer particles of indeterminate form

Also Published As

Publication number Publication date
EP0874002A3 (de) 1998-11-04
CN1197804A (zh) 1998-11-04
EP0874002B2 (de) 2008-08-27
DE69825809T2 (de) 2005-09-01
US5998553A (en) 1999-12-07
DE69825809T3 (de) 2009-04-16
EP0874002A2 (de) 1998-10-28
CN1106410C (zh) 2003-04-23
EP0874002B1 (de) 2004-08-25

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings