Global Patent Index - EP 3658597 A1

EP 3658597 A1 20200603 - AQUEOUS POLYMER COMPOSITION AND COPOLYMER

Title (en)

AQUEOUS POLYMER COMPOSITION AND COPOLYMER

Title (de)

WÄSSRIGE POLYMERZUSAMMENSETZUNG UND COPOLYMER

Title (fr)

COMPOSITION POLYMÉRIQUE AQUEUSE ET COPOLYMÈRE

Publication

EP 3658597 A1 20200603 (FR)

Application

EP 18782779 A 20180725

Priority

  • FR 1757218 A 20170728
  • FR 2018051900 W 20180725

Abstract (en)

[origin: WO2019020934A1] The invention relates to an aqueous composition comprising a copolymer obtained by a special polymerization reaction involving an anionic monomer with a polymerizable olefinic unsaturation and a carboxylic acid function, and a monomer of formula (I): The invention further relates to said copolymer per se, to a method for preparing same, and to the use thereof as a superplasticizer.

IPC 8 full level

C08F 216/14 (2006.01); C04B 24/26 (2006.01); C04B 26/06 (2006.01); C08F 220/28 (2006.01)

CPC (source: EP KR US)

C04B 14/06 (2013.01 - KR); C04B 24/165 (2013.01 - EP KR US); C04B 24/2647 (2013.01 - EP KR); C04B 28/02 (2013.01 - EP KR); C08F 2/44 (2013.01 - KR); C08F 216/1433 (2020.02 - EP KR US); C08F 220/06 (2013.01 - KR); C08F 220/288 (2020.02 - KR); C08K 5/38 (2013.01 - KR); C04B 2103/0062 (2013.01 - EP KR); C04B 2103/308 (2013.01 - EP KR); C08F 2438/03 (2013.01 - EP KR)

Citation (search report)

See references of WO 2019020934A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2019020934 A1 20190131; CN 110831988 A 20200221; EP 3658597 A1 20200603; FR 3069546 A1 20190201; FR 3069546 B1 20200925; KR 20200037145 A 20200408

DOCDB simple family (application)

FR 2018051900 W 20180725; CN 201880042698 A 20180725; EP 18782779 A 20180725; FR 1757218 A 20170728; KR 20197038299 A 20180725