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:
May. 19, 2015
Filed:
Jun. 25, 2004
Applicants:
Eiju Suzuki, Kodaira, JP;
Yoichi Ozawa, Kodaira, JP;
Inventors:
Eiju Suzuki, Kodaira, JP;
Yoichi Ozawa, Kodaira, JP;
Assignee:
Bridgestone Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 1/00 (2006.01); B60C 9/02 (2006.01); B60C 11/00 (2006.01); B60C 9/18 (2006.01); C08L 7/00 (2006.01); C08L 9/00 (2006.01);
U.S. Cl.
CPC ...
C08L 7/00 (2013.01); B60C 11/0008 (2013.01); B60C 9/02 (2013.01); B60C 9/18 (2013.01); B60C 1/00 (2013.01); C08L 9/00 (2013.01);
Abstract
This invention relates to a rubber composition including a polyisoprene rubber having a very high cis-1,4-bond content and having an excellent balance between dynamic properties and processability, and more particularly to a rubber composition comprising as a rubber component (A) a synthetic polyisoprene rubber having a cis-1,4-bond content of not less than 99.0%, a 3,4-bond content of not more than 0.5% and a Mooney viscosity ML(100° C.) of 20-110 and (B) a natural rubber.