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. 02, 2021
Filed:
Mar. 24, 2017
Applicant:
Zeon Corporation, Tokyo, JP;
Inventors:
Naohiro Igari, Chiyoda-ku, JP;
Shinji Kato, Chiyoda-ku, JP;
Assignee:
ZEON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 236/12 (2006.01); B29C 41/00 (2006.01); B29C 41/14 (2006.01); B29C 41/20 (2006.01); C08F 220/04 (2006.01); B32B 27/30 (2006.01); B32B 27/00 (2006.01); C08F 220/42 (2006.01); B32B 27/12 (2006.01); C08F 236/04 (2006.01); B29K 105/00 (2006.01); B29L 31/48 (2006.01);
U.S. Cl.
CPC ...
C08F 236/12 (2013.01); B29C 41/003 (2013.01); B29C 41/14 (2013.01); B29C 41/20 (2013.01); B32B 27/00 (2013.01); B32B 27/12 (2013.01); B32B 27/30 (2013.01); C08F 220/04 (2013.01); C08F 220/42 (2013.01); C08F 236/04 (2013.01); B29K 2105/0064 (2013.01); B29L 2031/4864 (2013.01); C08F 2800/20 (2013.01); C08F 2810/20 (2013.01);
Abstract
A copolymer latex of a copolymer comprising 50 to 88 wt % of a conjugated diene monomer unit, 10 to 40 wt % of an ethylenically unsaturated nitrile monomer unit, and 2 to 10 wt % of an ethylenically unsaturated acid monomer unit, the copolymer latex having an insoluble content in methyl ethyl ketone of 70 wt % or less and a swelling degree in methyl ethyl ketone of 40 times or more when the copolymer is formed into a dry film.