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. 10, 2024
Filed:
Oct. 17, 2019
Applicant:
Bridgestone Corporation, Tokyo, JP;
Inventors:
Shigenaga Takano, Tokyo, JP;
Shojiro Kaita, Tokyo, JP;
Kohtaro Osakada, Tokyo, JP;
Daisuke Takeuchi, Tokyo, JP;
Shinji Yamakawa, Tokyo, JP;
Assignee:
BRIDGESTONE CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 36/06 (2006.01); B60C 1/00 (2006.01); C08F 4/70 (2006.01); C08F 136/06 (2006.01);
U.S. Cl.
CPC ...
C08F 36/06 (2013.01); B60C 1/00 (2013.01); C08F 4/70 (2013.01); C08F 136/06 (2013.01);
Abstract
Provided is novel polybutadiene having high isotacticity. The polybutadiene has a triad isotacticity (mm) of 72% or more.