EP 4077457 A1 20221026 - HEAT-STABILIZING AGENT
Title (en)
HEAT-STABILIZING AGENT
Title (de)
HITZESTABILISATOR
Title (fr)
AGENT THERMO STABILISANT
Publication
Application
Priority
- FR 1914492 A 20191216
- FR 2020000265 W 20201202
Abstract (en)
[origin: WO2021123513A1] The invention relates to a specific polyurethane heat-stabilizing agent (P) and to the preparation of an aqueous composition which is resistant to temperature changes due to the use of said agent (P). The invention also relates to the thermal stabilization of the viscosity of an aqueous composition in a wide temperature range and for many shear gradient values.
IPC 8 full level
C08G 18/75 (2006.01); C08G 18/22 (2006.01); C08G 18/28 (2006.01); C08G 18/48 (2006.01)
CPC (source: EP KR US)
C08G 18/227 (2013.01 - EP KR US); C08G 18/283 (2013.01 - EP KR US); C08G 18/3221 (2013.01 - US); C08G 18/4833 (2013.01 - EP KR US); C08G 18/755 (2013.01 - EP KR)
Citation (search report)
See references of WO 2021123513A1
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
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
FR 3104587 A1 20210618; FR 3104587 B1 20220107; CN 114787228 A 20220722; EP 4077457 A1 20221026; KR 20220117250 A 20220823; US 2023025556 A1 20230126; WO 2021123513 A1 20210624
DOCDB simple family (application)
FR 1914492 A 20191216; CN 202080084432 A 20201202; EP 20841968 A 20201202; FR 2020000265 W 20201202; KR 20227022115 A 20201202; US 202017785386 A 20201202