The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 20, 2010
Filed:
May. 14, 2007
Applicant:
Kazuo Hochi, Kobe, JP;
Inventor:
Kazuo Hochi, Kobe, JP;
Assignee:
Sumitomo Rubber Industries, Ltd., Kobe-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J 5/14 (2006.01); B60C 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a rubber composition for a sidewall, use of which makes it possible to consider an effect on environment, prepare for decrease in petroleum supply in future and further improve tear strength, flex crack growth resistance and weather resistance. The rubber composition comprises 15 to 120 parts by weight of a white filler and 5 to 50 parts by weight of graphite having an average particle diameter of 3 to 50 μm on the basis of 100 parts by weight of a rubber component comprising a natural rubber in an amount of not less than 30% by weight.