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.

Date of Patent:
Sep. 11, 2018

Filed:

Aug. 26, 2015
Applicant:

Zeon Corporation, Tokyo, JP;

Inventors:

Yasuo Tsunogae, Tokyo, JP;

Shingo Okuno, Tokyo, JP;

Naoaki Kuramoto, Tokyo, JP;

Assignee:

ZEON CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08C 1/15 (2006.01); C08F 132/04 (2006.01); C08F 8/00 (2006.01); C08G 61/08 (2006.01); C08K 3/04 (2006.01); C08K 3/36 (2006.01); C08F 6/22 (2006.01); C08K 5/103 (2006.01);
U.S. Cl.
CPC ...
C08C 1/15 (2013.01); C08F 6/22 (2013.01); C08F 8/00 (2013.01); C08F 132/04 (2013.01); C08G 61/08 (2013.01); C08K 3/04 (2013.01); C08K 3/36 (2013.01); C08K 5/103 (2013.01); C08G 2261/3321 (2013.01); C08G 2261/726 (2013.01); C08G 2261/76 (2013.01);
Abstract

A cycloolefin rubber having a weight average molecular weight of 100,000 to 800,000, having a silyl group at the polymer chain end, and containing a fatty acid ester of a polyvalent alcohol. A cycloolefin rubber excellent in processability at the time of blending and kneading and excellent in low heat buildup property can be provided.


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