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:
Sep. 09, 2003
Filed:
Nov. 13, 2001
Applicant:
Inventor:
Yoichi Mizuno, Kobe, JP;
Assignee:
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 5/34 ; C08K 3/00 ;
U.S. Cl.
CPC ...
C08K 5/34 ; C08K 3/00 ;
Abstract
There is provided a rubber composition for breaker cushion excellent in elongation at break strength at break after aging with maintaining control stability, and a truck and bus tire using the rubber composition. A rubber composition for breaker cushion comprises 1,3-bis(citraconimidomethyl)benzene and 25 to 35 parts by weight of carbon black having a nitrogen adsorption specific surface area of 70 to 120 cm /g based on 100 parts by weight of a rubber component.