[go: up one dir, main page]

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Dispersion Chemistry (AREA)
  • Hematology (AREA)
  • Analytical Chemistry (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
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)

Families Citing this family (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69225354T2 (de) * 1991-03-19 1998-12-03 The Dow Chemical Co., Midland, Mich. Runzelige Absorbentpartikel mit grosser effektiver Oberfläche und hoher Aufnahmegeschwindigkeit
US5767213A (en) * 1992-05-29 1998-06-16 The Dow Chemical Company Direct application of surface treatment to absorbent polymers
US5416160A (en) * 1992-06-19 1995-05-16 The Dow Chemical Company Water-swellable polymers having improved color
DE69428833T2 (de) * 1993-06-18 2002-07-11 Sanyo Chemical Industries, Ltd. Absorbierende Zusammensetzung und Wegwerfwindel mit dieser Zusammensetzung
CN1141004A (zh) * 1994-02-17 1997-01-22 普罗克特和甘保尔公司 具有改性表面性能的多孔吸收性材料及其制备方法
US5599335A (en) * 1994-03-29 1997-02-04 The Procter & Gamble Company Absorbent members for body fluids having good wet integrity and relatively high concentrations of hydrogel-forming absorbent polymer
US5372766A (en) * 1994-03-31 1994-12-13 The Procter & Gamble Company Flexible, porous, absorbent, polymeric macrostructures and methods of making the same
US6150469A (en) * 1996-02-02 2000-11-21 Nippon Shokubai Co., Ltd. Method of producing a hydrophilic resin
EP1061878B1 (de) 1998-03-13 2004-11-03 The Procter & Gamble Company Absorbierende strukturen mit flüssigkeitsspeichern mit verbesserter fähigkeit, verteilerelemente zu entwässern
US6713661B1 (en) 1998-04-28 2004-03-30 The Procter & Gamble Company Absorbent articles providing improved fit when wet
US6514615B1 (en) 1999-06-29 2003-02-04 Stockhausen Gmbh & Co. Kg Superabsorbent polymers having delayed water absorption characteristics
US6391451B1 (en) 1999-09-07 2002-05-21 Basf Aktiengesellschaft Surface-treated superabsorbent polymer particles
US6376618B1 (en) 1999-09-07 2002-04-23 Basf Aktiengesellschaft Surface-treated superabsorbent polymer particles
US6239230B1 (en) 1999-09-07 2001-05-29 Bask Aktiengesellschaft Surface-treated superabsorbent polymer particles
US6803107B2 (en) 1999-09-07 2004-10-12 Basf Aktiengesellschaft Surface-treated superabsorbent polymer particles
US6710224B2 (en) 1999-10-25 2004-03-23 Paragon Trade Brands Superabsorbent polymers providing long-term generation of free volume in partially hydrated absorbent cores
US6323250B1 (en) * 1999-11-18 2001-11-27 Nippon Shokubai Co. Ltd Method for production of porous material
US6395793B1 (en) * 1999-11-18 2002-05-28 Nippon Shokubai Co., Ltd. Method for production of porous material
US6274638B1 (en) 1999-11-19 2001-08-14 Nippon Shokubai Co., Ltd. Method for production of porous cross-linked polymer material
US6579958B2 (en) * 1999-12-07 2003-06-17 The Dow Chemical Company Superabsorbent polymers having a slow rate of absorption
US6433058B1 (en) 1999-12-07 2002-08-13 Dow Global Technologies Inc. Superabsorbent polymers having a slow rate of absorption
BR0204831A (pt) * 2001-04-16 2003-04-29 Sumitomo Seika Chemicals Resina absorvente de água adequada para absorção de lìquidos viscosos contendo polìmero, e núcleo absorvente e artigo absorvente usando a mesma
JP2004531631A (ja) * 2001-06-29 2004-10-14 ダウ グローバル テクノロジーズ インコーポレイティド 低モノマー含量を有する水吸収性カルボキシル含有ポリマー
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
KR100910546B1 (ko) * 2001-06-29 2009-08-03 에보닉 스톡하우젠 게엠베하 냄새 억제 특성을 갖는 고흡수성 카복실 함유 중합체, 이의 제조방법 및 당해 중합체를 포함하는 흡수성 구조물
DE10161496A1 (de) * 2001-12-14 2003-06-26 Stockhausen Chem Fab Gmbh Kompaktierte absorbierende Polymere, deren Herstellung und Verwendung
WO2004003036A1 (en) * 2002-06-26 2004-01-08 Dow Global Technologies Inc. Process for the preparation of iron ion containing water-absorbent polymers with low residual monomer content
US7128972B2 (en) 2002-07-30 2006-10-31 Leon Jeffrey W Wrinkled polyester particles
US6753051B1 (en) * 2002-07-30 2004-06-22 Eastman Kodak Company Ink recording element utilizing wrinkled particles
EP1430912A1 (de) 2002-08-26 2004-06-23 The Procter & Gamble Company Superabsorbierendes Polymer enthaltende absorbierende Kerne für Windeln mit verringerter Dicke und verbesserter Leistungsfähigkeit bei Flüssigkeitsaufnahme und -rückhalt
US20040214499A1 (en) * 2003-04-25 2004-10-28 Kimberly-Clark Worldwide, Inc. Absorbent structure with superabsorbent material
US7169843B2 (en) * 2003-04-25 2007-01-30 Stockhausen, Inc. Superabsorbent polymer with high permeability
US7311968B2 (en) * 2004-06-30 2007-12-25 The Procter & Gamble Company Absorbent structures comprising coated super-absorbent polymer particles
ATE492301T1 (de) 2003-06-30 2011-01-15 Procter & Gamble Absorbierende artikel enthaltend beschichtete superabsorbierende partikel
ATE506082T1 (de) 2003-08-06 2011-05-15 Procter & Gamble Verfahren zur herstellung eines wasserquellbaren materials mit beschichteten wasserquellbaren polymeren
WO2005014697A1 (en) 2003-08-06 2005-02-17 The Procter & Gamble Company Coated water-swellable material
ATE495764T1 (de) 2003-08-06 2011-02-15 Procter & Gamble Verfahren zur herstellung eines wasserquellbaren materials mit beschichteten wasserquellbaren polymeren
US7049000B2 (en) 2003-08-06 2006-05-23 The Procter & Gamble Company Water-swellable material comprising coated water-swellable polymers
DE60320255T2 (de) 2003-09-25 2009-05-14 The Procter & Gamble Company, Cincinnati Absorbierende Artikel enthaltend superabsorbierende Polymerpartikeln, mit einer nicht-kovalent gebundenen Beschichtung
EP1518567B1 (de) 2003-09-25 2017-06-28 The Procter & Gamble Company Absorbierende artikel mit flüssigkeitsaufnahmezone und darin beschichteten superabsorbierenden partikeln
DE602005024099D1 (de) * 2004-01-28 2010-11-25 Dainippon Ink & Chemicals Verfahren zur herstellung eines kern-schale-harzteilchens mit hoher flüssigkeitsabsorption
JP4926474B2 (ja) * 2004-02-05 2012-05-09 株式会社日本触媒 粒子状吸水剤及びその製造方法並びに吸水性物品
CN100562359C (zh) * 2004-02-05 2009-11-25 株式会社日本触媒 颗粒状吸水剂以及其制造方法和吸水性物品
EP1732974A1 (de) 2004-03-30 2006-12-20 Basf Aktiengesellschaft Verbessertes verfahren zur herstellung von superabsorbierenden polymeren
JP2006068731A (ja) * 2004-08-06 2006-03-16 Nippon Shokubai Co Ltd 吸水性樹脂を主成分とする粒子状吸水剤、その製造方法及び吸収性物品
JP2008529591A (ja) 2005-02-04 2008-08-07 ザ プロクター アンド ギャンブル カンパニー 改善された吸水性材料を有する吸収性構造体
TW200635969A (en) * 2005-04-06 2006-10-16 Nippon Catalytic Chem Ind Particulate water absorbing agent, water-absorbent core and absorbing article
TWI353360B (en) 2005-04-07 2011-12-01 Nippon Catalytic Chem Ind Production process of polyacrylic acid (salt) wate
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
EP1736508A1 (de) * 2005-06-22 2006-12-27 Basf Aktiengesellschaft Hydrogel-bildende Polymere mit erhöhter Durchlässigkeit und hohem Absorptionsvermögen
WO2006134085A1 (en) * 2005-06-14 2006-12-21 Basf Aktiengesellschaft Hydrogel-forming polymers with increased permeability and high absorption capacity
RU2008106248A (ru) * 2005-07-19 2009-08-27 Дау Глобал Текнолоджиз Инк. (Us) Содержащий микрополости упругий, термопластичный пеноматериал, композиционный материал из пеноматериала и частиц, способы получения и изделия, изготовленные из него
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
US20070219521A1 (en) 2006-03-17 2007-09-20 The Procter & Gamble Company Absorbent article comprising a synthetic polymer derived from a renewable resource and methods of producing said article
EP1837348B9 (de) 2006-03-24 2020-01-08 Nippon Shokubai Co.,Ltd. Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung
CN101627086B (zh) 2007-03-01 2013-07-10 株式会社日本触媒 以吸水性树脂为主成分的粒状吸水剂
US20100120940A1 (en) 2007-04-05 2010-05-13 Nippon Shokubai Co., Ltd. Particulate water-absorbing agent having water-absorbing resin as main component
WO2009096268A1 (ja) * 2008-02-01 2009-08-06 Toagosei Co., Ltd. 重合体微粒子の製造方法
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
CN101970316B (zh) 2008-03-13 2013-06-12 株式会社日本触媒 吸水性树脂的制造方法
CN101980936B (zh) 2008-03-28 2014-07-23 株式会社日本触媒 吸水性树脂粉体的输送方法
US8386219B2 (en) 2009-09-10 2013-02-26 The Procter & Gamble Company Computer based models for absorbent articles
US8392161B2 (en) 2009-09-10 2013-03-05 The Procter & Gamble Company Computer based models for absorbent articles
WO2011040472A1 (ja) 2009-09-29 2011-04-07 株式会社日本触媒 粒子状吸水剤及びその製造方法
US9669386B2 (en) 2010-09-30 2017-06-06 Nippon Shokubai Co., Ltd. Particulate water-absorbing agent and production method for the same
EP2889082B1 (de) 2012-08-27 2020-04-22 Nippon Shokubai Co., Ltd. Wasserabsorbierendes partikelförmiges element und verfahren zur herstellung davon
WO2014054731A1 (ja) 2012-10-03 2014-04-10 株式会社日本触媒 吸水剤及びその製造方法
EP2945994B1 (de) 2013-01-18 2018-07-11 Basf Se Beschichtungszusammensetzungen auf basis von acryldispersionen
US9092585B2 (en) 2013-01-22 2015-07-28 The Procter & Gamble Company Computer based models for absorbent articles
KR20160061743A (ko) 2014-11-24 2016-06-01 주식회사 엘지화학 고흡수성 수지 및 이의 제조 방법
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
KR20230050409A (ko) * 2020-08-12 2023-04-14 덴카 주식회사 조성물, 수지 조성물, 정극용 조성물, 정극용 슬러리, 정극 및 이차 전지
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
KR20230050408A (ko) * 2020-08-12 2023-04-14 덴카 주식회사 조성물, 정극용 조성물, 정극용 슬러리, 정극 및 이차 전지
WO2022081451A1 (en) 2020-10-16 2022-04-21 The Procter & Gamble Company Absorbent hygiene product comprising superabsorbent polymer partly derived from a recycled resource and methods of producing said product

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4037040A (en) * 1974-08-14 1977-07-19 Celanese Corporation Refluxing water-in-oil emulsion process for preparing water-soluble polyelectrolyte particles
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
JPS57158209A (en) * 1981-03-25 1982-09-30 Kao Corp Production of bead-form highly water-absorbing polymer
JPS58180233A (ja) * 1982-04-19 1983-10-21 Nippon Shokubai Kagaku Kogyo Co Ltd 吸収剤
US4600458A (en) * 1983-12-20 1986-07-15 The Procter & Gamble Co. Method of making an absorbent laminate structure
US4578068A (en) * 1983-12-20 1986-03-25 The Procter & Gamble Company Absorbent laminate structure
JPS6187702A (ja) * 1984-10-05 1986-05-06 Seitetsu Kagaku Co Ltd 吸水性樹脂の製造方法
JPS61271303A (ja) * 1985-05-24 1986-12-01 Lion Corp 吸水性樹脂の製造方法
US4742086A (en) * 1985-11-02 1988-05-03 Lion Corporation Process for manufacturing porous polymer
US4739008A (en) * 1986-11-18 1988-04-19 Exxon Chemical Patents Inc. Bi-phase initiator system for water-in-oil emulsion polymers
US4757091A (en) * 1987-04-14 1988-07-12 The B.F. Goodrich Company Skinless porous particle PVC resin and process for producing same
EP0456736B1 (de) * 1989-01-24 1995-07-19 The Dow Chemical Company Aggregate oder cluster von wasserquellfähigen polymeren mit erhöhter hydratationsgeschwindigkeit gegenüber nichtassoziierten wasserquellfähigen polymeren
ATE119923T1 (de) * 1989-06-21 1995-04-15 Lucky Ltd Verfahren zur herstellung von harzen mit hoher wasserabsorption.
DE69225354T2 (de) * 1991-03-19 1998-12-03 The Dow Chemical Co., Midland, Mich. Runzelige Absorbentpartikel mit grosser effektiver Oberfläche und hoher Aufnahmegeschwindigkeit

Also Published As

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

Similar Documents

Publication Publication Date Title
ATE165751T1 (de) Runzelige absorbentpartikel mit grosser effektiver oberfläche und hoher aufnahmegeschwindigkeit
CA1235847A (en) Process for producing a water-absorbent resin
DE69222764D1 (de) Poröse anorganische ultraschallkontrastmittel
GR1000150B (el) Ακινητοποιησις λεπτομερισμενων απποροφητων δια μετατροπης των εις υδριτας.
JPS56141559A (en) Reagent for immunological inspection
DE69124282D1 (de) Anorganische Oxydaerogel-Perlen mit einer schmalen Porendurchmesser-Verteilung
ATE307147T1 (de) Verfahren zur polymerisation von olefinen
PH31214A (en) Catalyst support and catalyst for the polymerization of alpha-olefins; processes for obtaining them and polymerization of alpha-olefins in presence ofthe catalyst.
ATE243012T1 (de) Verwendung von hydrogelformende polymere in absorbierende materialen zur aufnahme von körperflüssigkeiten
HUP0101141A2 (hu) Többkomponensű szuperabszorbens részecskék, ilyen részecskéket tartalmazó szuperabszorbens anyag, valamint eljárás vizes közeg elnyeletésére
DE3877281D1 (de) Hydrophile polymere zum einverleiben von desodorantien in absorbierende strukturen.
FI935550A0 (fi) Komponenter och katalysatorer foer polymerisation av olefiner
FI953086A0 (fi) Superimukykyiset polymeerit ja niitä sisältävät tuotteet
SE9000315D0 (sv) Belaeggningsfoerfarande
KR900014503A (ko) 고흡수성 분말 폴리머 조성물
KR910000833A (ko) 고흡수성 폴리머의 제조방법
EP0596138A4 (de) Feines schalenförmiges teilchen und seine herstellung.
MX164018B (es) Metodo para tratar substratos
NO832264L (no) Polymeriseringskatalysator.
US4383868A (en) Treatment of spillages of hazardous chemicals
TW332818B (en) Absorbent polymer
GB9413605D0 (en) Method of increasing the size and absorption under load of super-absorbent fine particles by impregnation with an aqueous acrylic monomer solution
FR2575479B1 (fr) Copolymeres amphoteres, leur procede de fabrication et leur application a la retention d'eau
DE69318070D1 (de) Zur Absorbierung von Wundexsudat geeignetes Produkt
JPS5742778A (en) Pressure-sensitive adhesive

Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

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