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Patent Searching and Data


Title:
RUBBER COMPOSITION FOR TREAD, AND PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2019/017067
Kind Code:
A1
Abstract:
The present invention provides: a rubber composition for a tread, the rubber composition having excellent tensile properties and excellent wet grip performance at the initial stage of driving; and a pneumatic tire using the rubber composition. The present invention pertains to a rubber composition for a tread, the rubber composition containing a diene-based rubber, silica, sulfur and/or a sulfur-containing compound, and satisfying formulae (1)-(3): (1) EB/M300≥50; (2) M100≥1.7Mpa; and (3) EB≥500%.

Inventors:
MIYAZAKI, Tatsuya (6-9, Wakinohama-cho 3-chome, Chuo-ku, Kobe-sh, Hyogo 72, 〒6510072, JP)
Application Number:
JP2018/019780
Publication Date:
January 24, 2019
Filing Date:
May 23, 2018
Export Citation:
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Assignee:
SUMITOMO RUBBER INDUSTRIES, LTD. (6-9 Wakinohama-cho 3-chome, Chuo-ku Kobe-sh, Hyogo 72, 〒6510072, JP)
International Classes:
C08L9/00; B60C1/00; B60C11/00; C08C19/25; C08K3/06; C08K3/36; C08K5/36; C08L93/04
Attorney, Agent or Firm:
YASUTOMI & Associates (5-36, Miyahara 3-chome Yodogawa-ku, Osaka-sh, Osaka 03, 〒5320003, JP)
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