DE69225354D1 - Runzelige Absorbentpartikel mit grosser effektiver Oberfläche und hoher Aufnahmegeschwindigkeit - Google Patents

Runzelige Absorbentpartikel mit grosser effektiver Oberfläche und hoher Aufnahmegeschwindigkeit

Info

Publication number
DE69225354D1
DE69225354D1 DE69225354T DE69225354T DE69225354D1 DE 69225354 D1 DE69225354 D1 DE 69225354D1 DE 69225354 T DE69225354 T DE 69225354T DE 69225354 T DE69225354 T DE 69225354T DE 69225354 D1 DE69225354 D1 DE 69225354D1
Authority
DE
Germany
Prior art keywords
polymers
subject invention
effective surface
high absorption
wrinkled
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
DE69225354T
Other languages
English (en)
Other versions
DE69225354T2 (de
Inventor
Frederick W Stanley
Jack C Lamphere
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.)
Sorbent Therapeutics Inc
Original Assignee
Dow Chemical Co
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=24695229&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69225354(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of DE69225354D1 publication Critical patent/DE69225354D1/de
Application granted granted Critical
Publication of DE69225354T2 publication Critical patent/DE69225354T2/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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
DE69225354T 1991-03-19 1992-03-14 Runzelige Absorbentpartikel mit grosser effektiver Oberfläche und hoher Aufnahmegeschwindigkeit Expired - Lifetime DE69225354T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67161691A 1991-03-19 1991-03-19

Publications (2)

Publication Number Publication Date
DE69225354D1 true DE69225354D1 (de) 1998-06-10
DE69225354T2 DE69225354T2 (de) 1998-12-03

Family

ID=24695229

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69225354T Expired - Lifetime DE69225354T2 (de) 1991-03-19 1992-03-14 Runzelige Absorbentpartikel mit grosser effektiver Oberfläche und hoher Aufnahmegeschwindigkeit

Country Status (8)

Country Link
US (1) US5744564A (de)
EP (1) EP0516925B1 (de)
JP (1) JP3258660B2 (de)
AT (1) ATE165751T1 (de)
AU (1) AU1752292A (de)
DE (1) DE69225354T2 (de)
MX (1) MX9201201A (de)
WO (1) WO1992016565A1 (de)

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US6239230B1 (en) 1999-09-07 2001-05-29 Bask Aktiengesellschaft Surface-treated superabsorbent polymer particles
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US6395793B1 (en) 1999-11-18 2002-05-28 Nippon Shokubai Co., Ltd. Method for production of porous material
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CN1547488A (zh) * 2001-06-29 2004-11-17 具有气味控制性能的高吸水性含羧基聚合物
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US7169843B2 (en) * 2003-04-25 2007-01-30 Stockhausen, Inc. Superabsorbent polymer with high permeability
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EP1869119B1 (de) * 2005-04-12 2010-03-03 Nippon Shokubai Co., Ltd. Teilchenförmiges wasserabsorbierendes mittel, enthaltend wasserabsorbierendes harz auf basis von polyacrylsäure (polyacrylat) als hauptkomponente, herstellungsverfahren dafür, wasserabsorbierender kern und saugfähiger artikel, in dem das teilchenförmige wasserabsorbierende mittel verwendet wird
WO2006134085A1 (en) * 2005-06-14 2006-12-21 Basf Aktiengesellschaft Hydrogel-forming polymers with increased permeability and high absorption capacity
EP1736508A1 (de) * 2005-06-22 2006-12-27 Basf Aktiengesellschaft Hydrogel-bildende Polymere mit erhöhter Durchlässigkeit und hohem Absorptionsvermögen
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JP5509525B2 (ja) * 2008-02-01 2014-06-04 東亞合成株式会社 重合体微粒子の製造方法
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EP2263957B1 (de) 2008-03-28 2013-02-13 Nippon Shokubai Co., Ltd. Transportverfahren für absorbierendes Harzpulver
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US8392161B2 (en) * 2009-09-10 2013-03-05 The Procter & Gamble Company Computer based models for absorbent articles
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EP2889082B1 (de) 2012-08-27 2020-04-22 Nippon Shokubai Co., Ltd. Wasserabsorbierendes partikelförmiges element und verfahren zur herstellung davon
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EP2945994B1 (de) 2013-01-18 2018-07-11 Basf Se Beschichtungszusammensetzungen auf basis von acryldispersionen
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JP6497160B2 (ja) * 2015-03-26 2019-04-10 コニカミノルタ株式会社 異形樹脂微粒子の製造方法
WO2022034901A1 (ja) * 2020-08-12 2022-02-17 デンカ株式会社 組成物、樹脂組成物、正極用組成物、正極用スラリー、正極、および二次電池
WO2022034899A1 (ja) * 2020-08-12 2022-02-17 デンカ株式会社 組成物、正極用組成物、正極用スラリー、正極、および二次電池
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Also Published As

Publication number Publication date
WO1992016565A1 (en) 1992-10-01
AU1752292A (en) 1992-10-21
DE69225354T2 (de) 1998-12-03
US5744564A (en) 1998-04-28
MX9201201A (es) 1992-10-01
JPH06506252A (ja) 1994-07-14
EP0516925B1 (de) 1998-05-06
ATE165751T1 (de) 1998-05-15
JP3258660B2 (ja) 2002-02-18
EP0516925A1 (de) 1992-12-09

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Owner name: SORBENT THERAPEUTICS, INC., VERNON HILLS, ILL., US