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:
Feb. 24, 2015
Filed:
Jul. 27, 2011
Shojiro Kaita, Oizumi-machi, JP;
Olivier Tardif, Wako, JP;
Yasuo Horikawa, Kodaira, JP;
Hideki Kitano, Yoshikawa, JP;
Shojiro Kaita, Oizumi-machi, JP;
Olivier Tardif, Wako, JP;
Yasuo Horikawa, Kodaira, JP;
Hideki Kitano, Yoshikawa, JP;
Bridgestone Corporation, Tokyo, JP;
Abstract
The present invention provides a copolymer of a conjugated diene compound and a non-conjugated olefin, in which the conjugated diene unit has cis-1,4 bonds and the non-conjugated olefin contains many ethylene structures. In a copolymer of a conjugated diene compound and an unconjugated olefin other than the conjugated diene compound, the conjugated diene unit has a cis-1,4 bond content of 50% or more and the unconjugated olefin is contained in an amount of 20 mol % or more.