Global Patent Index - EP 4326819 A1

EP 4326819 A1 20240228 - COMPOSITION CONTAINING THERMOPLASTIC POLYURETHANE AND A COPOLYMER HAVING POLYAMIDE BLOCKS AND POLYETHER BLOCKS COMPRISING AMINE CHAIN ENDS

Title (en)

COMPOSITION CONTAINING THERMOPLASTIC POLYURETHANE AND A COPOLYMER HAVING POLYAMIDE BLOCKS AND POLYETHER BLOCKS COMPRISING AMINE CHAIN ENDS

Title (de)

ZUSAMMENSETZUNG MIT THERMOPLASTISCHEM POLYURETHAN UND EINEM COPOLYMER MIT POLYAMIDBLÖCKEN UND POLYETHERBLÖCKEN MIT AMINKETTENENDEN

Title (fr)

COMPOSITION DE POLYURÉTHANE THERMOPLASTIQUE ET DE COPOLYMÈRE À BLOCS POLYAMIDES ET À BLOCS POLYÉTHERS COMPRENANT DES BOUTS DE CHAÎNE AMINES

Publication

EP 4326819 A1 20240228 (FR)

Application

EP 22735517 A 20220422

Priority

  • FR 2104203 A 20210422
  • FR 2022050771 W 20220422

Abstract (en)

[origin: WO2022223936A1] The invention relates to a composition containing at least one thermoplastic polyurethane and at least one copolymer having polyamide blocks and polyether blocks comprising amine chain ends, said composition having a tensile modulus of 170 MPa or less at 23°C. The invention also relates to a composition obtained by causing at least one copolymer having polyamide blocks and polyether blocks comprising amine chain ends to react with at least one thermoplastic polyurethane or precursors of thermoplastic polyurethane, to methods for preparing such compositions and to articles made therefrom.

IPC 8 full level

C08L 75/04 (2006.01); C08G 18/32 (2006.01); C08G 18/42 (2006.01); C08G 18/76 (2006.01); C08G 69/40 (2006.01); C08L 75/06 (2006.01); C08L 75/08 (2006.01)

CPC (source: EP KR US)

B29C 35/02 (2013.01 - US); B29C 45/0001 (2013.01 - KR US); C08G 18/3206 (2013.01 - EP KR); C08G 18/3225 (2013.01 - US); C08G 18/4238 (2013.01 - EP KR); C08G 18/7671 (2013.01 - EP KR); C08G 81/00 (2013.01 - KR); C08L 75/02 (2013.01 - US); C08L 75/06 (2013.01 - EP KR); C08L 87/005 (2013.01 - KR); B29K 2075/02 (2013.01 - US); C08G 69/40 (2013.01 - EP); C08G 2120/00 (2013.01 - US); C08L 2205/02 (2013.01 - US); C08L 2207/04 (2013.01 - US)

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)

WO 2022223936 A1 20221027; CN 117425699 A 20240119; EP 4326819 A1 20240228; FR 3122182 A1 20221028; FR 3122182 B1 20230324; JP 2024517424 A 20240422; KR 20230173180 A 20231226; US 2024240018 A1 20240718

DOCDB simple family (application)

FR 2022050771 W 20220422; CN 202280040244 A 20220422; EP 22735517 A 20220422; FR 2104203 A 20210422; JP 2023564156 A 20220422; KR 20237039995 A 20220422; US 202218556037 A 20220422