Global Patent Index - EP 3233528 A1

EP 3233528 A1 2017-10-25 - TYRE SIDEWALL

Title (en)

TYRE SIDEWALL

Title (de)

REIFENSEITENWAND

Title (fr)

FLANC POUR PNEUMATIQUE

Publication

EP 3233528 A1 (FR)

Application

EP 15807883 A

Priority

  • FR 1462503 A
  • EP 2015079066 W

Abstract (en)

[origin: WO2016096559A1] The invention relates to a tyre sidewall having a rubber composition based on at least one blend of polyisoprene, natural rubber or synthetic polyisoprene, and polybutadiene BR, a reinforcing filler comprising carbon black and silica, a crosslinking system, characterized in that the reinforcing filler predominantly comprises carbon black, that the content of carbon black ranges from 20 to 30 parts per hundred parts of elastomer, phr, and the content of silica ranges from 1 to 7 phr and that the total content of reinforcing filler is less than or equal to 35 phr, the dispersion of the filler in the elastomeric matrix having a Z value greater than or equal to 75.

IPC 8 full level (invention and additional information)

B60C 1/00 (2006.01); C08J 3/20 (2006.01); C08L 7/00 (2006.01); C08L 9/00 (2006.01)

CPC (invention and additional information)

C08L 7/00 (2013.01); B60C 1/0025 (2013.01); C08J 3/20 (2013.01); C08J 3/226 (2013.01); C08K 3/04 (2013.01); C08K 3/36 (2013.01); C08L 9/00 (2013.01); C08J 2307/00 (2013.01); C08J 2309/00 (2013.01)

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

EPO simple patent family

FR 3029930 A1 20160617; FR 3029930 B1 20161230; AU 2015366614 A1 20170629; CA 2969049 A1 20160623; EP 3233528 A1 20171025; WO 2016096559 A1 20160623

INPADOC legal status


2017-11-08 [18W] APPLICATION WITHDRAWN

- Effective date: 20171004

2017-10-25 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20170717

2017-10-25 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): 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

2017-10-25 [AV] REQUEST FOR VALIDATION OF THE EUROPEAN PATENT IN:

- Countries: MA MD

2017-10-25 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Countries: BA ME