Title:
TIRE WITH TIRE TREAD STRUCTURE INCLUDING CAP TREAD AND BASE TREAD
Document Type and Number:
WIPO Patent Application WO/2007/114469
Kind Code:
A1
Abstract:
A tire with a tire tread structure including a cap tread and a base tread that attains preparation for future decline of the amount of petroleum supply and attains enhancing with good balance of rolling resistance performance, drivability and rubber strength. There is provided a tire with a tire tread structure wherein the base tread is one produced from a rubber composition for base tread containing 25 to 80 parts by weight of silica per 100 parts by weight of rubber component of natural rubber, and wherein the thickness of the base tread based on the total thickness of the tire tread is in the range of 17 to 50%.
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Inventors:
HIRAYAMA, Tomoaki (6-9, Wakinohama-cho 3-chome, Chuo-ku, Kobe-sh, Hyogo 72, 6510072, JP)
Application Number:
JP2007/057563
Publication Date:
October 11, 2007
Filing Date:
April 04, 2007
Export Citation:
Assignee:
SUMITOMO RUBBER INDUSTRIES, LTD. (6-9 Wakinohama-cho 3-chome, Chuo-ku Kobe-sh, Hyogo 72, 6510072, JP)
住友ゴム工業株式会社 (〒72 兵庫県神戸市中央区脇浜町３丁目６番９号 Hyogo, 6510072, JP)
住友ゴム工業株式会社 (〒72 兵庫県神戸市中央区脇浜町３丁目６番９号 Hyogo, 6510072, JP)
International Classes:
C08L7/00; B60C1/00; B60C11/00; C08K3/36
Attorney, Agent or Firm:
ASAHINA, Sohta (NS Building, 2-22 Tanimachi 2-chome, Chuo-ku, Osaka-sh, Osaka 12, 5400012, JP)
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