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. 17, 2021
Filed:
May. 19, 2016
Applicant:
Zeon Corporation, Tokyo, JP;
Inventor:
Atsuhiro Shiono, Tokyo, JP;
Assignee:
ZEON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 9/02 (2006.01); C08L 15/00 (2006.01); C08C 19/02 (2006.01); C08F 8/04 (2006.01); C08F 236/12 (2006.01); C08K 5/14 (2006.01); C08F 236/04 (2006.01); C08F 236/06 (2006.01); C08F 236/08 (2006.01); C08F 220/44 (2006.01); C08L 19/00 (2006.01); C08F 220/42 (2006.01); C08F 220/18 (2006.01); C08K 5/00 (2006.01);
U.S. Cl.
CPC ...
C08F 236/12 (2013.01); C08C 19/02 (2013.01); C08F 8/04 (2013.01); C08F 220/18 (2013.01); C08F 220/42 (2013.01); C08F 220/44 (2013.01); C08F 236/04 (2013.01); C08F 236/06 (2013.01); C08F 236/08 (2013.01); C08K 5/0025 (2013.01); C08L 9/02 (2013.01); C08L 15/005 (2013.01); C08L 19/00 (2013.01); C08F 2800/20 (2013.01); C08F 2810/20 (2013.01);
Abstract
The present invention provides a nitrile group-containing highly saturated copolymer rubber comprising an α,β-ethylenically unsaturated nitrile monomer unit in a content of 15 wt % or more and less than 28 wt %, an α,β-ethylenically unsaturated monocarboxylic acid ester monomer unit (b) in a content of 10 to 50 wt %, and a conjugated diene monomer unit (c) in a content of 22 to 75 wt %, and having an iodine value of 120 or less, wherein the conjugated diene monomer unit (c) is at least partially hydrogenated, and a proportion of an isoprene unit in the conjugated diene monomer unit (c) is 33 wt % or more.