Global Patent Index - EP 4267404 A1

EP 4267404 A1 20231101 - RUBBER COMPOSITION

Title (en)

RUBBER COMPOSITION

Title (de)

KAUTSCHUKZUSAMMENSETZUNG

Title (fr)

COMPOSITION DE CAOUTCHOUC

Publication

EP 4267404 A1 20231101 (FR)

Application

EP 21834831 A 20211129

Priority

  • FR 2014024 A 20201223
  • FR 2021052125 W 20211129

Abstract (en)

[origin: WO2022136753A1] The present invention relates to a rubber composition based on: - at least one elastomer matrix comprising from 45 to 80 phr of at least one polyisoprene and from 20 to 55 phr of at least one highly saturated diene elastomer; - a dialkyl ester of aliphatic diacid as plasticizer; - carbon black; and - a cross-linking system; wherein the highly saturated diene elastomer is a copolymer of ethylene and 1,3-diene.

IPC 8 full level

B60C 1/00 (2006.01); C08F 210/02 (2006.01); C08K 3/04 (2006.01); C08K 5/11 (2006.01); C08L 7/00 (2006.01); C08L 23/08 (2006.01)

CPC (source: EP US)

B60C 1/0025 (2013.01 - EP US); C08F 210/02 (2013.01 - EP); C08L 7/00 (2013.01 - EP US); C08L 23/083 (2013.01 - EP US)

C-Set (source: EP)

  1. C08L 23/083 + C08L 7/00 + C08L 91/06 + C08K 5/11 + C08K 3/06 + C08K 5/47 + C08K 5/18 + C08K 5/3437 + C08K 3/22 + C08K 5/09 + C08K 3/06
  2. C08L 7/00 + C08L 23/083 + C08L 91/06 + C08K 5/11 + C08K 3/06 + C08K 5/47 + C08K 5/18 + C08K 5/3437 + C08K 3/22 + C08K 5/09 + C08K 3/06
  3. C08F 210/02 + C08F 236/06 + C08F 2500/27
  4. C08F 210/02 + C08F 4/52

Citation (search report)

See references of WO 2022136753A1

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 3118044 A1 20220624; FR 3118044 B1 20221230; CN 116635471 A 20230822; EP 4267404 A1 20231101; US 2024043668 A1 20240208; WO 2022136753 A1 20220630

DOCDB simple family (application)

FR 2014024 A 20201223; CN 202180086081 A 20211129; EP 21834831 A 20211129; FR 2021052125 W 20211129; US 202118268821 A 20211129