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:
Dec. 10, 2024
Filed:
Mar. 18, 2019
Applicant:
Zeon Corporation, Tokyo, JP;
Inventors:
Fumiaki Bando, Tokyo, JP;
Susumu Sato, Tokyo, JP;
Assignee:
ZEON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 220/28 (2006.01); C08F 220/18 (2006.01); C08F 222/02 (2006.01); C08F 222/16 (2006.01); C08L 33/06 (2006.01); C08L 33/10 (2006.01); C08F 220/68 (2006.01);
U.S. Cl.
CPC ...
C08F 220/281 (2020.02); C08F 220/18 (2013.01); C08F 220/282 (2020.02); C08F 222/02 (2013.01); C08F 222/16 (2013.01); C08L 33/066 (2013.01); C08L 33/10 (2013.01); C08F 220/285 (2020.02); C08F 220/286 (2020.02); C08F 220/287 (2020.02); C08F 220/288 (2020.02); C08F 220/68 (2013.01); C08F 222/165 (2020.02); C08L 33/062 (2013.01); C08L 2312/00 (2013.01);
Abstract
An acrylic rubber containing acrylate monomer units, methacrylate monomer units, and crosslinkable monomer units, wherein a glass transition temperature is −20° C. or less, a change ratio in volume after a crosslinked rubber of the acrylic rubber is immersed in IRM903 oil at 150±2° C. for 72 hours is 0 to 100%, and a change ratio in weight after a crosslinked rubber of the acrylic rubber is immersed in hot water at 150±2° C. for 96 hours and dried is −5.0 to 0%.