AT389421T - Water-absorbing polymer compositions having a high sorption capacity and high liquid permeability under applied pressure - Google Patents

Water-absorbing polymer compositions having a high sorption capacity and high liquid permeability under applied pressure

Info

Publication number
AT389421T
AT389421T AT98959089T AT98959089T AT389421T AT 389421 T AT389421 T AT 389421T AT 98959089 T AT98959089 T AT 98959089T AT 98959089 T AT98959089 T AT 98959089T AT 389421 T AT389421 T AT 389421T
Authority
AT
Austria
Prior art keywords
high
water
polymer compositions
applied pressure
absorbing polymer
Prior art date
Application number
AT98959089T
Other languages
German (de)
Inventor
Arman Ashraf
Bryn Hird
Original Assignee
Procter & Gamble
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
Priority to US390598A priority Critical
Priority to US13032198A priority
Application filed by Procter & Gamble filed Critical Procter & Gamble
Publication of AT389421T publication Critical patent/AT389421T/en
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26672352&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AT389421(T) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42Use of materials characterised by their function or physical properties
    • A61L15/60Liquid-swellable gel-forming materials, e.g. super-absorbents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15203Properties of the article, e.g. stiffness or absorbency
    • A61F2013/15284Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
    • A61F2013/15463Absorbency
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530481Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A61F2013/530708Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the absorbency properties
    • A61F2013/530737Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the absorbency properties by the absorbent capacity
    • A61F2013/530744Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the absorbency properties by the absorbent capacity by the absorbency under load
AT98959089T 1998-01-07 1998-12-21 Water-absorbing polymer compositions having a high sorption capacity and high liquid permeability under applied pressure AT389421T (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US390598A true 1998-01-07 1998-01-07
US13032198A true 1998-08-07 1998-08-07

Publications (1)

Publication Number Publication Date
AT389421T true AT389421T (en) 2008-04-15

Family

ID=26672352

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98959089T AT389421T (en) 1998-01-07 1998-12-21 Water-absorbing polymer compositions having a high sorption capacity and high liquid permeability under applied pressure

Country Status (18)

Country Link
EP (1) EP1045707B1 (en)
JP (1) JP4480888B2 (en)
KR (1) KR20010033927A (en)
CN (1) CN1286636A (en)
AR (1) AR012772A1 (en)
AT (1) AT389421T (en)
AU (1) AU1501099A (en)
BR (1) BR9813716A (en)
CA (1) CA2317584C (en)
CO (1) CO5160276A1 (en)
DE (1) DE69839280T2 (en)
HU (1) HU0100595A3 (en)
IL (1) IL136764D0 (en)
MX (1) MXPA00006754A (en)
PE (1) PE03802000A1 (en)
TR (1) TR200001895T2 (en)
TW (1) TW434033B (en)
WO (1) WO1999034841A1 (en)

Families Citing this family (58)

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EP0949290B1 (en) 1998-04-09 2006-12-27 Nippon Shokubai Co., Ltd. Crosslinked polymer particle and its production process and use
JP4428729B2 (en) 1998-08-13 2010-03-10 株式会社日本触媒 Water-swellable crosslinked polymer composition and its preparation
ZA9901994B (en) * 1999-03-11 1999-11-24 Procter & Gamble Absorbent polymer compositions having high sorption capacities under an applied pressure.
US6414214B1 (en) * 1999-10-04 2002-07-02 Basf Aktiengesellschaft Mechanically stable hydrogel-forming polymers
US20010006267A1 (en) 1999-12-27 2001-07-05 Nobuyuki Harada Production processes for basic water-absorbent resin and water-absorbing agent, and use thereof
WO2002059214A1 (en) 2001-01-26 2002-08-01 Nippon Shokubai Co., Ltd. Water absorbing agent and method for production thereof, and water absorbing article
ES2394008T3 (en) 2003-02-12 2013-01-04 The Procter & Gamble Company absorbent core for an absorbent article
WO2004110328A1 (en) * 2003-06-13 2004-12-23 Sumitomo Seika Chemicals Co., Ltd. Absorbing material and absorptive article using the same
EP1512417B1 (en) 2003-09-02 2013-06-19 Nippon Shokubai Co., Ltd. Particulate water-absorbent resin composition
US20060264861A1 (en) 2005-05-20 2006-11-23 Lavon Gary D Disposable absorbent article having breathable side flaps
WO2006134085A1 (en) * 2005-06-14 2006-12-21 Basf Aktiengesellschaft Hydrogel-forming polymers with increased permeability and high absorption capacity
EP2157956B1 (en) 2007-06-18 2013-07-17 The Procter and Gamble Company Disposable absorbent article with sealed absorbent core with substantially continuously distributed absorbent particulate polymer material
RU2465877C2 (en) 2007-06-18 2012-11-10 Дзе Проктер Энд Гэмбл Компани Disposable absorbing product with virtually continuous distribution of granular polymer material and method of its manufacturing
JP5840362B2 (en) 2007-09-28 2016-01-06 株式会社日本触媒 Water absorbing agent and a production method thereof
EP2250222B1 (en) * 2008-03-07 2015-12-23 Nippon Shokubai Co., Ltd. Water absorbing agent and production method thereof
CA2722538C (en) 2008-04-29 2014-08-12 The Procter & Gamble Company Process for making an absorbent core with strain resistant core cover
EP2329803A1 (en) 2009-12-02 2011-06-08 The Procter and Gamble Company Apparatus and method for transferring particulate material
US10271998B2 (en) 2011-06-03 2019-04-30 The Procter & Gamble Company Sensor systems comprising anti-choking features
CN103596534B (en) 2011-06-10 2017-04-12 宝洁公司 Disposable diapers
EP2532329B1 (en) 2011-06-10 2018-09-19 The Procter and Gamble Company Method and apparatus for making absorbent structures with absorbent material
EP2532328B1 (en) 2011-06-10 2014-02-26 The Procter and Gamble Company Method and apparatus for making absorbent structures with absorbent material
MX2013014588A (en) 2011-06-10 2014-01-24 Procter & Gamble Absorbent structure for absorbent articles.
PL2532332T5 (en) 2011-06-10 2018-07-31 The Procter And Gamble Company Disposable diaper having reduced attachment between absorbent core and backsheet
MX2013014596A (en) 2011-06-10 2014-01-24 Procter & Gamble Absorbent core for disposable absorbent articles.
EP2535027A1 (en) 2011-06-17 2012-12-19 The Procter & Gamble Company Absorbent article having improved absorption properties
RU2573344C1 (en) 2011-11-21 2016-01-20 Дзе Проктер Энд Гэмбл Компани Absorbent products with improved absorbent properties
EP2535697A1 (en) 2011-06-17 2012-12-19 The Procter & Gamble Company Method for determining properties of superabsorbent polymer particles and of absorbent structures containing such particles
EP2535698A1 (en) 2011-06-17 2012-12-19 The Procter and Gamble Company Absorbent article having improved absorption properties
EP2644174A1 (en) 2012-03-29 2013-10-02 The Procter and Gamble Company Method and apparatus for making personal hygiene absorbent articles
EP2671554B1 (en) 2012-06-08 2016-04-27 The Procter and Gamble Company Absorbent core for use in absorbent articles
EP2679210B1 (en) 2012-06-28 2015-01-28 The Procter and Gamble Company Absorbent articles with improved core
EP2679208B1 (en) 2012-06-28 2015-01-28 The Procter and Gamble Company Absorbent core for use in absorbent articles
EP2679209B1 (en) 2012-06-28 2015-03-04 The Procter and Gamble Company Absorbent articles with improved core
GB2510665C (en) 2012-11-13 2017-01-25 Procter & Gamble Absorbent articles with channels and signals
DE202012013572U1 (en) 2012-12-10 2017-12-05 The Procter & Gamble Company An absorbent article having a high absorption material content
US9216118B2 (en) 2012-12-10 2015-12-22 The Procter & Gamble Company Absorbent articles with channels and/or pockets
EP2740452A1 (en) 2012-12-10 2014-06-11 The Procter and Gamble Company Absorbent article with high absorbent material content
EP2740450A1 (en) 2012-12-10 2014-06-11 The Procter and Gamble Company Absorbent core with high superabsorbent material content
US9216116B2 (en) 2012-12-10 2015-12-22 The Procter & Gamble Company Absorbent articles with channels
US9750651B2 (en) 2012-12-10 2017-09-05 The Procter & Gamble Company Absorbent article with profiled acquisition-distribution system
US8979815B2 (en) 2012-12-10 2015-03-17 The Procter & Gamble Company Absorbent articles with channels
EP2740449B1 (en) 2012-12-10 2019-01-23 The Procter and Gamble Company Absorbent article with high absorbent material content
DE202012013571U1 (en) 2012-12-10 2017-12-06 The Procter & Gamble Company Absorbing particles with high absorbent material content
EP3284450A1 (en) 2013-06-14 2018-02-21 The Procter & Gamble Company Absorbent article and absorbent core forming channels when wet
GB2531224A (en) 2013-08-08 2016-04-13 The Proctor & Gamble Company Sensor systems for absorbent articles comprising sensor gates
US9987176B2 (en) 2013-08-27 2018-06-05 The Procter & Gamble Company Absorbent articles with channels
CN105473113B (en) 2013-08-27 2019-03-08 宝洁公司 Absorbent article with channel
RU2636366C2 (en) 2013-09-16 2017-11-22 Дзе Проктер Энд Гэмбл Компани Absorbing products with channels and indicating elements
EP2851048B1 (en) 2013-09-19 2018-09-05 The Procter and Gamble Company Absorbent cores having material free areas
US9789009B2 (en) 2013-12-19 2017-10-17 The Procter & Gamble Company Absorbent articles having channel-forming areas and wetness indicator
EP2886092B1 (en) 2013-12-19 2016-09-14 The Procter and Gamble Company Absorbent cores having channel-forming areas and c-wrap seals
EP3175832A1 (en) 2015-12-02 2017-06-07 The Procter and Gamble Company Absorbent article with improved core
EP3205318A1 (en) 2016-02-11 2017-08-16 The Procter and Gamble Company Absorbent article with high absorbent capacity
US10285871B2 (en) 2016-03-03 2019-05-14 The Procter & Gamble Company Absorbent article with sensor
EP3251648A1 (en) 2016-05-31 2017-12-06 The Procter and Gamble Company Absorbent article with improved fluid distribution
EP3278782A1 (en) 2016-08-02 2018-02-07 The Procter and Gamble Company Absorbent article with improved fluid storage
DE202017006016U1 (en) 2017-11-21 2017-12-01 The Procter & Gamble Company An absorbent article having channels
DE202017006014U1 (en) 2017-11-21 2018-01-14 The Procter & Gamble Company An absorbent article having pockets

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69133620D1 (en) * 1990-12-21 2009-09-10 Nippon Catalytic Chem Ind Water-absorbing material and methods for its preparation and water-absorbing article and method for its preparation
WO1995022358A1 (en) * 1994-02-17 1995-08-24 The Procter & Gamble Company Absorbent members comprising absorbent materials having improved absorbent property
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
AUPM931094A0 (en) * 1994-11-09 1994-12-01 Procter & Gamble Company, The Treating interparticle bonded aggregates with latex to increase flexibility of porous, absorbent macrostructures
IT1267184B1 (en) * 1994-12-06 1997-01-28 P & G Spa Absorbent material, for example of the superabsorbent type, its utilization.
TW522024B (en) * 1995-09-01 2003-03-01 Nippon Catalytic Chem Ind Absorbing agent composite, absorbent material, and absorbent product containing absorbent material
JP2915354B2 (en) * 1996-08-08 1999-07-05 ザ、プロクター、エンド、ギャンブル、カンパニー Prepared from a mixture of different hydrogel-forming absorbent polymers, absorbent macrostructure for improved fluid handling capacity
CA2280771C (en) * 1997-02-19 2007-01-16 The Procter & Gamble Company Mixed-bed ion-exchange hydrogel-forming polymer compositions and absorbent members comprising relatively high concentrations of these compositions

Also Published As

Publication number Publication date
AU1501099A (en) 1999-07-26
CO5160276A1 (en) 2002-05-30
JP2002500069A (en) 2002-01-08
HU0100595A3 (en) 2002-06-28
KR20010033927A (en) 2001-04-25
BR9813716A (en) 2000-10-17
IL136764D0 (en) 2001-06-14
CN1286636A (en) 2001-03-07
EP1045707B1 (en) 2008-03-19
HU0100595A2 (en) 2001-06-28
DE69839280D1 (en) 2008-04-30
TR200001895T2 (en) 2001-07-23
EP1045707A1 (en) 2000-10-25
WO1999034841A1 (en) 1999-07-15
CA2317584C (en) 2005-07-05
AR012772A1 (en) 2000-11-08
DE69839280T2 (en) 2009-04-23
CA2317584A1 (en) 1999-07-15
MXPA00006754A (en) 2001-01-01
TW434033B (en) 2001-05-16
PE03802000A1 (en) 2000-07-06
JP4480888B2 (en) 2010-06-16

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Legal Events

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