BRPI0507993A - polìmeros superabsorventes compreendendo ligações covalentes diretas entre segmentos de cadeia de polìmero, e métodos para a fabricação dos mesmos - Google Patents

polìmeros superabsorventes compreendendo ligações covalentes diretas entre segmentos de cadeia de polìmero, e métodos para a fabricação dos mesmos

Info

Publication number
BRPI0507993A
BRPI0507993A BRPI0507993-4A BRPI0507993A BRPI0507993A BR PI0507993 A BRPI0507993 A BR PI0507993A BR PI0507993 A BRPI0507993 A BR PI0507993A BR PI0507993 A BRPI0507993 A BR PI0507993A
Authority
BR
Brazil
Prior art keywords
polymer chain
chain segments
manufacture
methods
direct covalent
Prior art date
Application number
BRPI0507993-4A
Other languages
English (en)
Inventor
Andreas Flohr
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
Priority claimed from EP04004132A external-priority patent/EP1568385A1/en
Priority claimed from EP04017070A external-priority patent/EP1618900A1/en
Application filed by Procter & Gamble filed Critical Procter & Gamble
Publication of BRPI0507993A publication Critical patent/BRPI0507993A/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
    • 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
    • C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
    • C08J3/245—Differential crosslinking of one polymer with one crosslinking type, e.g. surface crosslinking
    • 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
    • C08J3/28—Treatment by wave energy or particle radiation
    • 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
    • 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
    • C08J2333/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
    • C08J2333/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hematology (AREA)
  • Dispersion Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Absorbent Articles And Supports Therefor (AREA)

Abstract

POLìMEROS SUPERABSORVENTES COMPREENDENDO LIGAçõES COVALENTES DIRETAS ENTRE SEGMENTOS DE CADEIA DE POLìMERO, E MéTODOS PARA A FABRICAçãO DOS MESMOS A presente invenção refere-se a partículas de polímero superabsorvente com reticulação otimizada, e a seu uso em artigos absorventes. Os polímeros superabsorventes da invenção compreendem segmentos de cadeia de polímero em que ao menos uma parte desses segmentos de cadeia de polímero são reticulados uns com os outros em ligações covalentes diretas. Além disso, a invenção refere-se a processos para a produção dessas partículas de polímero superabsorvente.
BRPI0507993-4A 2004-02-24 2005-02-22 polìmeros superabsorventes compreendendo ligações covalentes diretas entre segmentos de cadeia de polìmero, e métodos para a fabricação dos mesmos BRPI0507993A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP04004132A EP1568385A1 (en) 2004-02-24 2004-02-24 Superabsorbent polymers comprising direct covalent bonds between polymer chain segments
EP04017070A EP1618900A1 (en) 2004-07-20 2004-07-20 Superabsorbent polymers comprising direct covalent bonds between polymer chain segments and methods of making them
PCT/US2005/005294 WO2005082429A2 (en) 2004-02-24 2005-02-22 Superabsorbent polymers comprising direct covalent bonds between polymer chain segments and methods of making them

Publications (1)

Publication Number Publication Date
BRPI0507993A true BRPI0507993A (pt) 2007-07-31

Family

ID=34913478

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0507993-4A BRPI0507993A (pt) 2004-02-24 2005-02-22 polìmeros superabsorventes compreendendo ligações covalentes diretas entre segmentos de cadeia de polìmero, e métodos para a fabricação dos mesmos

Country Status (9)

Country Link
US (1) US9125965B2 (pt)
EP (1) EP1718343B1 (pt)
JP (1) JP2007530715A (pt)
KR (1) KR20060130184A (pt)
AR (1) AR054650A1 (pt)
BR (1) BRPI0507993A (pt)
CA (1) CA2556713A1 (pt)
SG (1) SG150542A1 (pt)
WO (1) WO2005082429A2 (pt)

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US8080705B2 (en) * 2004-07-28 2011-12-20 The Procter & Gamble Company Superabsorbent polymers comprising direct covalent bonds between polymer chain segments and method of making them
EP1624002B1 (en) * 2004-08-07 2019-04-03 The Procter & Gamble Company Superabsorbent polymer particles comprising functionalizers and method of making them
CN101076554B (zh) * 2004-12-10 2012-05-02 株式会社日本触媒 改性吸水性树脂的生产方法
EP1669394A1 (en) * 2004-12-10 2006-06-14 The Procter & Gamble Company Superabsorbent polymer particles with improved surface cross-linking and hydrophilicity and method of making them
US20060128827A1 (en) * 2004-12-10 2006-06-15 The Procter & Gamble Company Absorbent members comprising modified water absorbent resin for use in diapers
EP1757641A1 (en) * 2005-08-23 2007-02-28 The Procter and Gamble Company Method of surface cross-linking highly neutralized superabsorbent polymer particles using Bronsted acids
EP1757648A1 (en) * 2005-08-23 2007-02-28 Nippon Shokubai Co.,Ltd. Disclosure of a method of surface cross-linking superabsorbent polymer particles using ultraviolet radiation and Brönsted acids
EP1757645A1 (en) * 2005-08-23 2007-02-28 Nippon Shokubai Co.,Ltd. Disclosure of a method of surface cross-linking highly neutralized superabsorbent polymer particles using Bronstedt acids
EP1757642A1 (en) * 2005-08-23 2007-02-28 The Procter and Gamble Company Method of surface cross-linking superabsorbent polymer particles using vacuum ultraviolet radiation
EP1757647A1 (en) * 2005-08-23 2007-02-28 The Procter and Gamble Company Method of surface cross-linking superabsorbent polymer particles using ultraviolet radiation and Brönsted acids
WO2007024939A1 (en) * 2005-08-23 2007-03-01 The Procter & Gamble Company Absorbent articles comprising surface cross-linked superabsorbent polymer particles made by a method using ultraviolet radiation and bronsted acids
EP1757646A1 (en) * 2005-08-23 2007-02-28 The Procter and Gamble Company Method of surface cross-linking superabsorbent polymer particles using ultraviolet radiation
WO2007024927A2 (en) * 2005-08-23 2007-03-01 The Procter & Gamble Company Absorbent articles comprising surface cross-linked superabsorbent polymer particles made by a method using ultraviolet radiation
JP2007077366A (ja) * 2005-09-16 2007-03-29 Procter & Gamble Co 吸水剤の製法
US8506633B2 (en) * 2005-12-27 2013-08-13 Warsaw Orthopedic, Inc. Rehydration and restoration of intervertebral discs with polyelectrolytes
US8801790B2 (en) * 2005-12-27 2014-08-12 Warsaw Orthopedic, Inc. Intervertebral disc augmentation and rehydration with superabsorbent polymers
US7745507B2 (en) * 2006-04-10 2010-06-29 The Procter & Gamble Company Absorbent member comprising a modified water absorbent resin
WO2008102322A2 (en) 2007-02-22 2008-08-28 The Procter & Gamble Company Method of surface treating particulate material using electromagnetic radiation
EP2508168A1 (en) * 2011-04-06 2012-10-10 The Procter and Gamble Company Cosmetic composition comprising polymer comprising direct crosslinks
US11326035B2 (en) 2018-02-05 2022-05-10 Earth Corporation Method for selectively binding target molecule to polymer molded body and method for producing target molecule-bound polymer molded body using the same

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Also Published As

Publication number Publication date
EP1718343B1 (en) 2016-11-09
WO2005082429A2 (en) 2005-09-09
US9125965B2 (en) 2015-09-08
KR20060130184A (ko) 2006-12-18
CA2556713A1 (en) 2005-09-09
EP1718343A2 (en) 2006-11-08
WO2005082429A3 (en) 2006-01-26
JP2007530715A (ja) 2007-11-01
SG150542A1 (en) 2009-03-30
US20050203474A1 (en) 2005-09-15
AR054650A1 (es) 2007-07-11

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Legal Events

Date Code Title Description
B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE A 6A ANUIDADE(S).

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2099 DE 29/03/2011.