BR9803767A - Agente espessante à base de polimerizados contendo grupos carboxila e grupos carboxilamida - Google Patents

Agente espessante à base de polimerizados contendo grupos carboxila e grupos carboxilamida

Info

Publication number
BR9803767A
BR9803767A BR9803767-6A BR9803767A BR9803767A BR 9803767 A BR9803767 A BR 9803767A BR 9803767 A BR9803767 A BR 9803767A BR 9803767 A BR9803767 A BR 9803767A
Authority
BR
Brazil
Prior art keywords
groups
carboxylamide
thickening agent
polymerized
agent containing
Prior art date
Application number
BR9803767-6A
Other languages
English (en)
Inventor
Hans-Peter Dr Weitzel
Robert Braunsperger
Original Assignee
Wacker Chemie 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
Application filed by Wacker Chemie Gmbh filed Critical Wacker Chemie Gmbh
Publication of BR9803767A publication Critical patent/BR9803767A/pt

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
    • C08F220/00—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 a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/04—Acids; Metal salts or ammonium salts thereof
    • 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
    • C08F220/00—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 a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/52—Amides or imides
    • C08F220/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Paints Or Removers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polymerisation Methods In General (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

Patente de Invenção: <B>"AGENTE ESPESSANTE à BASE DE POLIMERIZADOS CONTENDO GRUPOS CARBOXILA E GRUPOS CARBOXILAMIDA"<D>. O objeto da invenção consiste de agentes espessantes à base de polimerizados contendo grupos carboxila e grupos carboxilamina, obteníveis por meio de polimerização de radical de acordo com o processo de polimerização em emulsão ou suspensão, de a) 30 a 70% em peso de monómeros etilenicamente insaturados contendo grupos carboxila, b) 10 a 70% em peso de monómeros etilenicamente insaturados contendo grupos carboxilamida, c) 0,1 a 30% em peso de outros monómeros etilenicamente insaturados, na presença de pelo menos, 5% em peso de um ou mais colóides de proteção solúveis em água do grupo qua abrange os álcoois polivinílicos, polivinilpirrolidonas e copolímeros de (met)acrilato/ácido (met)acrílico, sendo que os dados percentuais referem-se ao peso dos comonómeros.
BR9803767-6A 1997-08-18 1998-08-17 Agente espessante à base de polimerizados contendo grupos carboxila e grupos carboxilamida BR9803767A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19735736A DE19735736A1 (de) 1997-08-18 1997-08-18 Verdickungsmittel auf der Basis von Carboxylgruppen- und Carboxylamidgruppenhaltigen Polymerisaten

Publications (1)

Publication Number Publication Date
BR9803767A true BR9803767A (pt) 1999-12-14

Family

ID=7839292

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9803767-6A BR9803767A (pt) 1997-08-18 1998-08-17 Agente espessante à base de polimerizados contendo grupos carboxila e grupos carboxilamida

Country Status (9)

Country Link
US (1) US6197871B1 (pt)
EP (1) EP0897937B1 (pt)
JP (1) JP3002182B2 (pt)
AT (1) ATE190987T1 (pt)
BR (1) BR9803767A (pt)
CZ (1) CZ261698A3 (pt)
DE (2) DE19735736A1 (pt)
ES (1) ES2144887T3 (pt)
PL (1) PL328043A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19928933A1 (de) * 1999-06-24 2000-12-28 Wacker Polymer Systems Gmbh Verfahren zur Herstellung von Polyvinylalkohol-stabilisierten Polymerisaten
CN102153311B (zh) * 2011-04-26 2012-11-14 中建商品混凝土成都有限公司 适用于普通湿拌砂浆的复合型稠化剂

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2949843C2 (de) * 1979-12-12 1982-09-23 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von vernetzten Polycarbonsäuren
JPS59136648A (ja) * 1983-01-26 1984-08-06 Fuji Photo Film Co Ltd ゲル電気泳動用媒体
DE3709921A1 (de) * 1987-03-26 1988-10-06 Basf Ag Verfahren zur herstellung von perlfoermigen polymerisaten aus wasserloeslichen, ethylenisch ungesaettigten monomeren
DE4318033C2 (de) * 1993-05-29 1996-08-29 Hoechst Ag Carboxylgruppenhaltige Copolymerisate in wäßriger Dispersionsform oder redispergierbarer Pulverform und ihre wasserlöslichen Salze, Verfahren zu ihrer Herstellung und ihre Verwendung als Verdicker in wäßrigen Zubereitungen

Also Published As

Publication number Publication date
JP3002182B2 (ja) 2000-01-24
EP0897937A1 (de) 1999-02-24
US6197871B1 (en) 2001-03-06
EP0897937B1 (de) 2000-03-22
JPH11152302A (ja) 1999-06-08
CZ261698A3 (cs) 1999-03-17
PL328043A1 (en) 1999-03-01
ATE190987T1 (de) 2000-04-15
DE59800105D1 (de) 2000-04-27
ES2144887T3 (es) 2000-06-16
DE19735736A1 (de) 1999-02-25

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]