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:
Aug. 24, 2021
Filed:
Oct. 11, 2016
Applicant:
Bridgestone Corporation, Tokyo, JP;
Inventors:
Assignee:
BRIDGESTONE CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 236/10 (2006.01); B60C 1/00 (2006.01); C08F 210/00 (2006.01); C08F 210/02 (2006.01); C08F 212/06 (2006.01); C08F 236/06 (2006.01); C08K 3/04 (2006.01); C08L 9/00 (2006.01); C08L 9/06 (2006.01); C08L 23/00 (2006.01); C08L 25/02 (2006.01); C08L 47/00 (2006.01);
U.S. Cl.
CPC ...
C08F 236/10 (2013.01); B60C 1/00 (2013.01); C08F 210/00 (2013.01); C08F 210/02 (2013.01); C08F 212/06 (2013.01); C08F 236/06 (2013.01); C08K 3/04 (2013.01); C08L 9/00 (2013.01); C08L 9/06 (2013.01); C08L 23/00 (2013.01); C08L 25/02 (2013.01); C08L 47/00 (2013.01); C08F 2800/10 (2013.01); C08L 2205/03 (2013.01);
Abstract
Provided is a multi-component copolymer capable of improving the rollability of a rubber composition while having excellent low heat generating property. The multi-component copolymer comprises conjugated diene units, non-conjugated olefin units and aromatic vinyl units, wherein: a ratio among all of the aromatic vinyl units of at least one aromatic vinyl unit existing in amorphous parts inclusive of the conjugated diene units is less than 50%.