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:
Oct. 21, 2025
Filed:
Sep. 23, 2020
Applicant:
Bridgestone Corporation, Tokyo, JP;
Inventor:
Ryota Sone, Tokyo, JP;
Assignee:
BRIDGESTONE CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 236/06 (2006.01); B60C 1/00 (2006.01); C08C 19/22 (2006.01); C08C 19/25 (2006.01); C08C 19/44 (2006.01); C08F 212/08 (2006.01); C08F 236/10 (2006.01); C08K 3/36 (2006.01); C08K 5/548 (2006.01); C08L 15/00 (2006.01);
U.S. Cl.
CPC ...
C08F 236/06 (2013.01); B60C 1/00 (2013.01); B60C 1/0016 (2013.01); C08C 19/22 (2013.01); C08C 19/25 (2013.01); C08C 19/44 (2013.01); C08F 212/08 (2013.01); C08F 236/10 (2013.01); C08K 3/36 (2013.01); C08K 5/548 (2013.01); C08L 15/00 (2013.01); Y02T 10/86 (2013.01);
Abstract
Provided is a rubber composition having excellent low heat generating properties. The rubber composition of the present disclosure contains a rubber component, a filler containing silica, and a silane coupling agent, where the rubber component contains a conjugated diene-based polymer modified with a modifier containing a compound represented by the formula (1), and the silane coupling agent is a compound represented by the formula (2).