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Title:
A TIRE COMPRISING A TREAD
Document Type and Number:
WIPO Patent Application WO/2018/182042
Kind Code:
A1
Abstract:
A tire having a tread comprising at least two radially superposed portions which comprise a radially external portion intended to come into contact with ground during rolling, the radially external portion being made of a first rubber composition, and a radially internal portion made of a second rubber composition; wherein the first rubber composition is based on at least an elastomer matrix; and a reinforcing filler comprising between 40 and 200 phr of a reinforcing inorganic filler; wherein the second rubber composition is based on at least: an elastomer matrix comprising 20 to 70 phr of a first diene elastomer bearing at least one SiOR function, R being a hydrogen atom or a hydrocarbon radical, 20 to 70 phr of a second diene elastomer which is polyisoprene, and comprising no third diene elastomer or at most 20 phr; a reinforcing filler comprising a reinforcing inorganic filler.

Inventors:
WATANABE MAKIKO (JP)
FUKASAWA HIROKO (JP)
Application Number:
PCT/JP2018/014040
Publication Date:
October 04, 2018
Filing Date:
April 02, 2018
Export Citation:
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Assignee:
MICHELIN & CIE (FR)
International Classes:
C08L9/06; B60C1/00; C08F236/10
Domestic Patent References:
WO2003016387A12003-02-27
WO1996037547A21996-11-28
WO1999028380A11999-06-10
WO2003002648A12003-01-09
WO2003002649A12003-01-09
WO2004033548A12004-04-22
WO2002083782A12002-10-24
WO2002030939A12002-04-18
WO2002031041A12002-04-18
WO2006125532A12006-11-30
WO2006125533A12006-11-30
WO2006125534A12006-11-30
WO1999009036A11999-02-25
WO2006023815A22006-03-02
WO2007098080A22007-08-30
WO2008055986A22008-05-15
WO2010072685A12010-07-01
Foreign References:
EP3031620A12016-06-15
EP2412544A12012-02-01
EP2366557A12011-09-21
US20160176992A12016-06-23
US20130267640A12013-10-10
EP0778311B12000-01-26
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US7217751B22007-05-15
US6774255B12004-08-10
US20040051210A12004-03-18
US6849754B22005-02-01
Other References:
THE JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, vol. 60, February 1938 (1938-02-01), pages 309
Attorney, Agent or Firm:
WADA Yukihiro (JP)
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