Global Patent Index - EP 3283540 A1

EP 3283540 A1 20180221 - AQUEOUS POLYURETHANE-POLYACRYLATE DISPERSIONS

Title (en)

AQUEOUS POLYURETHANE-POLYACRYLATE DISPERSIONS

Title (de)

WÄSSRIGE POLYURETHAN-POLYACRYLAT-DISPERSIONEN

Title (fr)

DISPERSIONS AQUEUSES DE POLYURÉTHANE - POLYACRYLATE

Publication

EP 3283540 A1 20180221 (DE)

Application

EP 16719267 A 20160412

Priority

  • EP 15163342 A 20150413
  • EP 2016058006 W 20160412

Abstract (en)

[origin: WO2016166096A1] The present invention relates to an aqueous polyurethane-polyacrylate dispersion, obtainable by radical polymerization of a component A), comprising an ethylenically unsaturated compound, at least in the presence of a component B), comprising water and a polyurethane resin, obtainable by reaction of the following synthesis components I), comprising at least one aliphatic, cycloaliphatic, araliphatic and/or aromatic compound having at least two or more isocyanate groups, II), comprising at least one polycarbonate polyol having an average molecular weight of 500 to 3000 g/mol, III), comprising at least one anionically hydrophilizing compound which has at least one OH- or NH-functional group and comprises a carboxyl and/or carboxylate group, IV), comprising at least one polyol and/or polyamine having an average molecular weight of between ≥ 62 and ≤ 500 g/mol, and optionally V), comprising at least one or more monoalcohols and/or monoamines, the radical polymerization being initiated using a hydrophilic initiator.

IPC 8 full level

C08G 18/34 (2006.01); C08F 20/06 (2006.01); C08G 18/08 (2006.01); C08G 18/10 (2006.01); C08G 18/44 (2006.01); C08G 18/66 (2006.01); C08G 18/72 (2006.01); C08G 18/75 (2006.01); C09D 175/06 (2006.01)

CPC (source: CN EP US)

C08F 283/006 (2013.01 - CN EP US); C08G 18/0823 (2013.01 - EP US); C08G 18/10 (2013.01 - EP); C08G 18/348 (2013.01 - EP US); C08G 18/44 (2013.01 - EP US); C08G 18/6659 (2013.01 - EP US); C08G 18/722 (2013.01 - EP US); C08G 18/752 (2013.01 - US); C08G 18/755 (2013.01 - EP US); C08G 18/758 (2013.01 - EP); C09D 151/08 (2013.01 - CN EP US); C09D 175/06 (2013.01 - EP)

C-Set (source: CN EP)

CN EP

  1. C08F 283/006 + C08G 18/10 + C08F 220/14 + C08G 18/3228
  2. C08F 283/006 + C09D 175/06 + C08F 212/08 + C08L 33/12

EP

  1. C08F 283/006 + C08F 220/10
  2. C08F 283/006 + C08F 212/08

Citation (search report)

See references of WO 2016166096A1

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 2016166096 A1 20161020; CN 107428888 A 20171201; CN 107428888 B 20201016; EP 3283540 A1 20180221; US 2018118971 A1 20180503

DOCDB simple family (application)

EP 2016058006 W 20160412; CN 201680021856 A 20160412; EP 16719267 A 20160412; US 201615566026 A 20160412