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Title:
A TIRE COMPRISING A TREAD
Document Type and Number:
WIPO Patent Application WO/2018/151305
Kind Code:
A1
Abstract:
A tire having improved grip on low and high wet temperature conditions is provided, wherein each tread pattern element (1) of a tread of the tire comprises a first rubber composition (FC) at least partially covered on at least one lateral face (13, 14, 15, 16) with a layer of a second rubber composition (SC) which is based on an elastomer matrix comprising between 40 and 70 phr of a first diene elastomer which is polyisoprene(s) and between 30 and 60 phr of a second diene elastomer which is styrene-butadiene copolymer(s); a reinforcing filler comprising more than 100 phr of a reinforcing inorganic filler; and a plasticizing agent comprising more than 30 phr of hydrocarbon resin(s) having a glass transition temperature of more than 20℃, and comprising no liquid plasticizer(s) or less than 30 phr of liquid plasticizer(s).

Inventors:
MORIYAMA MASAHIKO (JP)
Application Number:
PCT/JP2018/005843
Publication Date:
August 23, 2018
Filing Date:
February 20, 2018
Export Citation:
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Assignee:
MICHELIN & CIE (FR)
International Classes:
C08L9/00; B60C1/00; C08K5/00; C08L21/00
Domestic Patent References:
WO2016098908A12016-06-23
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Foreign References:
US20100154948A12010-06-24
EP2042346A12009-04-01
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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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