ATE125276T1 - Aggregate oder cluster von wasserquellfähigen polymeren mit erhöhter hydratationsgeschwindigkeit gegenüber nichtassoziierten wasserquellfähigen polymeren. - Google Patents

Aggregate oder cluster von wasserquellfähigen polymeren mit erhöhter hydratationsgeschwindigkeit gegenüber nichtassoziierten wasserquellfähigen polymeren.

Info

Publication number
ATE125276T1
ATE125276T1 AT90903064T AT90903064T ATE125276T1 AT E125276 T1 ATE125276 T1 AT E125276T1 AT 90903064 T AT90903064 T AT 90903064T AT 90903064 T AT90903064 T AT 90903064T AT E125276 T1 ATE125276 T1 AT E125276T1
Authority
AT
Austria
Prior art keywords
water
soulculable
polymers
clusters
aggregates
Prior art date
Application number
AT90903064T
Other languages
English (en)
Inventor
Eva F Tai
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
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of ATE125276T1 publication Critical patent/ATE125276T1/de

Links

Classifications

    • 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
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
    • 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
    • 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
    • C08F265/00—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00
    • C08F265/02—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00 on to polymers of acids, salts or anhydrides
    • 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
    • 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
    • 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
    • C08J2300/14—Water soluble or water swellable polymers, e.g. aqueous gels
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling
AT90903064T 1989-01-24 1990-01-19 Aggregate oder cluster von wasserquellfähigen polymeren mit erhöhter hydratationsgeschwindigkeit gegenüber nichtassoziierten wasserquellfähigen polymeren. ATE125276T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30461689A 1989-01-24 1989-01-24

Publications (1)

Publication Number Publication Date
ATE125276T1 true ATE125276T1 (de) 1995-08-15

Family

ID=23177248

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90903064T ATE125276T1 (de) 1989-01-24 1990-01-19 Aggregate oder cluster von wasserquellfähigen polymeren mit erhöhter hydratationsgeschwindigkeit gegenüber nichtassoziierten wasserquellfähigen polymeren.

Country Status (10)

Country Link
EP (1) EP0456736B1 (de)
JP (1) JPH04503223A (de)
CN (1) CN1044472A (de)
AT (1) ATE125276T1 (de)
AU (1) AU5086290A (de)
BR (1) BR9007054A (de)
CA (1) CA2008323A1 (de)
DE (1) DE69021044T2 (de)
FI (1) FI913536A0 (de)
WO (1) WO1990008789A1 (de)

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US5384179A (en) * 1990-04-02 1995-01-24 The Procter & Gamble Company Particulate polymeric compositions having interparticle crosslinked aggregates of fine precursors
US5124188A (en) * 1990-04-02 1992-06-23 The Procter & Gamble Company Porous, absorbent, polymeric macrostructures and methods of making the same
BR9106316A (pt) * 1990-04-02 1993-04-20 Procter & Gamble Composicao polimerica,absorvente,particulada
US5300565A (en) * 1990-04-02 1994-04-05 The Procter & Gamble Company Particulate, absorbent, polymeric compositions containing interparticle crosslinked aggregates
US5492962A (en) * 1990-04-02 1996-02-20 The Procter & Gamble Company Method for producing compositions containing interparticle crosslinked aggregates
DK0748836T3 (da) * 1990-10-29 2003-07-28 Knowaste L L C Behandling af superabsorberende polymer
ATE165751T1 (de) * 1991-03-19 1998-05-15 Dow Chemical Co Runzelige absorbentpartikel mit grosser effektiver oberfläche und hoher aufnahmegeschwindigkeit
US5342899A (en) * 1991-05-16 1994-08-30 The Dow Chemical Company Process for recycling aqueous fluid absorbents fines to a polymerizer
EP0629411B1 (de) * 1993-06-18 2001-10-31 SANYO CHEMICAL INDUSTRIES, Ltd. Absorbierende Zusammensetzung und Wegwerfwindel mit dieser Zusammensetzung
US5849405A (en) * 1994-08-31 1998-12-15 The Procter & Gamble Company Absorbent materials having improved absorbent property and methods for making the same
US5843575A (en) * 1994-02-17 1998-12-01 The Procter & Gamble Company Absorbent members comprising absorbent material having improved absorbent property
DE69527704T2 (de) * 1994-02-17 2002-12-05 Procter & Gamble Poröses absorbierendes material mit modifierter oberflächen-charakteristik und verfahren zu seiner herstellung
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
GB9413619D0 (en) 1994-07-06 1994-08-24 American Colloid Co Method of increasing the size and/or absorption under load of super-absorbent polymers by surface cross-linking
GB9510900D0 (en) 1994-07-06 1995-07-26 American Colloid Co Method of increasing the size and absorbtion under load of super absorbent polymers by impregnation with a solution of cross-linking agent
GB9413605D0 (en) 1994-07-06 1994-08-24 American Colloid Co Method of increasing the size and absorption under load of super-absorbent fine particles by impregnation with an aqueous acrylic monomer solution
US5849816A (en) * 1994-08-01 1998-12-15 Leonard Pearlstein Method of making high performance superabsorbent material
BR9508490A (pt) * 1994-08-01 1998-11-03 Espolio De Leonard Pearlstein Partícula absorvente dispositivo absorvente artigo absorvente pluralidade de partículas absorventes discretas e individuais e os respectivos processos de fabricação
US5486569A (en) * 1994-09-28 1996-01-23 American Colloid Company Method of increasing the size and/or absorption under load of superabsorbent polymers by surface cross-linking and subsequent agglomeration of undersized particcles
CN1062184C (zh) * 1994-10-26 2001-02-21 天津市元亨医药保健品公司 理疗切口促愈敷料及其制造方法
FR2732973B1 (fr) * 1995-04-11 1997-06-13 Atochem Elf Sa Procede pour l'obtention de polymeres superabsorbants pour l'eau et les fluides aqueux sous forme d'agregats de particules
JP2001519740A (ja) * 1997-04-09 2001-10-23 ザ、ジレット、カンパニー 修正液
CN1059887C (zh) * 1997-11-13 2000-12-27 中国石油化工总公司 甘醇脱色方法
HUP0102559A3 (en) 1998-03-13 2001-12-28 Procter & Gamble Absorbent structures comprising fluid storage members with improved ability to dewater distribution members
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
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
DE60201601T2 (de) 2002-08-26 2005-11-10 The Procter & Gamble Company, Cincinnati Superabsorbierendes Polymer enthaltende absorbierende Kerne für Windeln mit verringerter Dicke und verbesserter Leistungsfähigkeit bei Flüssigkeitsaufnahme und -rückhalt
US7311968B2 (en) 2004-06-30 2007-12-25 The Procter & Gamble Company Absorbent structures comprising coated super-absorbent polymer particles
EP2221068A2 (de) 2003-06-30 2010-08-25 The Procter & Gamble Company Aufnahmefähige Strukturen mit beschichteten superaufnahmefähigen Polymerartikeln
CA2534258A1 (en) 2003-08-06 2005-02-17 The Procter & Gamble Company Process for making water-swellable material comprising coated water-swellable polymers
EP1654012B1 (de) 2003-08-06 2013-04-24 Basf Se Im wasser quellendes material mit beschichteten im wasser quellenden polymerpartikel
US7270881B2 (en) 2003-08-06 2007-09-18 The Procter & Gamble Company Coated water-swellable material
JP2007501079A (ja) 2003-08-06 2007-01-25 ザ プロクター アンド ギャンブル カンパニー コーティングされた水膨潤性ポリマー類を含む水膨潤性材料を製造する方法
EP1518567B1 (de) 2003-09-25 2017-06-28 The Procter & Gamble Company Absorbierende artikel mit flüssigkeitsaufnahmezone und darin beschichteten superabsorbierenden partikeln
ATE391518T1 (de) 2003-09-25 2008-04-15 Procter & Gamble Absorbierende artikel enthaltend superabsorbierende polymerpartikeln, mit einer nicht-kovalent gebundenen beschichtung
WO2006083584A2 (en) 2005-02-04 2006-08-10 The Procter & Gamble Company Absorbent structure with improved water-absorbing material
US7495063B2 (en) 2006-02-03 2009-02-24 Dow Global Technologies Inc. Reduced oligomer concentration in high purity polyalkylene glycols
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
CN101798390B (zh) * 2010-02-05 2011-09-21 北京科技大学 一种含季铵盐和卤化锂的分形聚集体的制备方法
SG11201708206RA (en) * 2015-04-07 2017-11-29 Basf Se Method for producing super absorber particles
FR3093514A1 (fr) * 2019-03-05 2020-09-11 Rhodia Operations Suspension de polymères associatifs pour le traitement de formations souterraines
CN116348078A (zh) 2020-10-16 2023-06-27 宝洁公司 包含部分衍生自回收资源的超吸收聚合物的吸收性卫生产品和生产所述产品的方法

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US4131576A (en) * 1977-12-15 1978-12-26 National Starch And Chemical Corporation Process for the preparation of graft copolymers of a water soluble monomer and polysaccharide employing a two-phase reaction system
JPS57158209A (en) * 1981-03-25 1982-09-30 Kao Corp Production of bead-form highly water-absorbing polymer
JPS6140309A (ja) * 1984-08-01 1986-02-26 Arakawa Chem Ind Co Ltd 高吸水性樹脂の製造方法
JPS61166809A (ja) * 1985-01-19 1986-07-28 Hayashikane Zosen Kk 高吸水性樹脂粉粒体の製造方法
US4708997A (en) * 1985-07-22 1987-11-24 The Dow Chemical Company Suspending agent for the suspension polymerization of water-soluble monomers
GB8602649D0 (en) * 1986-02-04 1986-03-12 Allied Colloids Ltd Polymers
US4735987A (en) * 1986-03-25 1988-04-05 Osaka Yuki Kagaku Kogyo Kabushiki Kaisha Method for manufacture of high-expansion type absorbent polymer
JPH0629294B2 (ja) * 1986-05-19 1994-04-20 日本合成化学工業株式会社 高吸水性樹脂の製造法

Also Published As

Publication number Publication date
CN1044472A (zh) 1990-08-08
BR9007054A (pt) 1991-11-12
DE69021044D1 (de) 1995-08-24
AU5086290A (en) 1990-08-24
EP0456736B1 (de) 1995-07-19
DE69021044T2 (de) 1996-02-08
WO1990008789A1 (en) 1990-08-09
CA2008323A1 (en) 1990-07-24
JPH04503223A (ja) 1992-06-11
EP0456736A1 (de) 1991-11-21
EP0456736A4 (en) 1992-03-18
FI913536A0 (fi) 1991-07-23

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