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BR0012000A - Polìmeros superabsorventes tendo caracterìsticas de absorção de água retardada - Google Patents

Polìmeros superabsorventes tendo caracterìsticas de absorção de água retardada

Info

Publication number
BR0012000A
BR0012000A BR0012000A BR0012000A BR0012000A BR 0012000 A BR0012000 A BR 0012000A BR 0012000 A BR0012000 A BR 0012000A BR 0012000 A BR0012000 A BR 0012000A BR 0012000 A BR0012000 A BR 0012000A
Authority
BR
Brazil
Prior art keywords
superabsorbent polymer
water absorption
absorption characteristics
superabsorbent polymers
delayed water
Prior art date
Application number
BR0012000A
Other languages
English (en)
Inventor
Fang Sun
Heather S Jones
Bernfried S Messner
Original Assignee
Stockhausen Chem Fab Gmbh
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=26839088&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR0012000(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Stockhausen Chem Fab Gmbh filed Critical Stockhausen Chem Fab Gmbh
Publication of BR0012000A publication Critical patent/BR0012000A/pt

Links

Classifications

    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • Y10T428/2998—Coated including synthetic resin or polymer
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/696—Including strand or fiber material which is stated to have specific attributes [e.g., heat or fire resistance, chemical or solvent resistance, high absorption for aqueous compositions, water solubility, heat shrinkability, etc.]
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/699—Including particulate material other than strand or fiber material

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Hematology (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Nonwoven Fabrics (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Paper (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

Patente de Invenção: "POLìMEROS SUPERABSORVENTES TENDO CARACTERìSTICAS DE ABSORçãO DE áGUA RETARDADA". Um polímero superabsorvente compreendendo um polímero superabsorvente de absorção retardada tendo uma propriedade de absorção de água livre de absorção de menos que cerca de 3 gramas de solução salina aquosa por grama de polímero superabsorvente em cerca de 6 segundos, para uma distribuição de tamanho de partículas total de polímero superabsorvente na faixa de cerca de 40 micrómetros a cerca de 890 micrómetros.
BR0012000A 1999-06-29 2000-06-28 Polìmeros superabsorventes tendo caracterìsticas de absorção de água retardada BR0012000A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14141299P 1999-06-29 1999-06-29
US09/602,852 US6514615B1 (en) 1999-06-29 2000-06-26 Superabsorbent polymers having delayed water absorption characteristics
PCT/IB2000/000866 WO2001000258A1 (en) 1999-06-29 2000-06-28 Superabsorbent polymers having delayed water absorption characteristics

Publications (1)

Publication Number Publication Date
BR0012000A true BR0012000A (pt) 2002-05-14

Family

ID=26839088

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0012000A BR0012000A (pt) 1999-06-29 2000-06-28 Polìmeros superabsorventes tendo caracterìsticas de absorção de água retardada

Country Status (10)

Country Link
US (4) US6514615B1 (pt)
EP (1) EP1196204B2 (pt)
JP (1) JP4708646B2 (pt)
CN (1) CN1326573C (pt)
AT (1) ATE257395T1 (pt)
AU (1) AU5418000A (pt)
BR (1) BR0012000A (pt)
CA (1) CA2400758A1 (pt)
DE (1) DE60007635T3 (pt)
WO (1) WO2001000258A1 (pt)

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ATE257395T1 (de) 2004-01-15
CA2400758A1 (en) 2001-01-04
DE60007635T2 (de) 2004-11-18
EP1196204B2 (en) 2010-03-24
CN1326573C (zh) 2007-07-18
EP1196204A1 (en) 2002-04-17
US6514615B1 (en) 2003-02-04
JP4708646B2 (ja) 2011-06-22
DE60007635T3 (de) 2010-11-25
CN1365290A (zh) 2002-08-21
DE60007635D1 (de) 2004-02-12
US20030118820A1 (en) 2003-06-26
EP1196204B1 (en) 2004-01-07
JP2003503554A (ja) 2003-01-28
WO2001000258A1 (en) 2001-01-04
US20030118821A1 (en) 2003-06-26
US20050101680A1 (en) 2005-05-12
US6841229B2 (en) 2005-01-11
US6743391B2 (en) 2004-06-01

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