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. 25, 2020
Filed:
Apr. 20, 2017
Applicant:
Zeon Corporation, Chiyoda-ku, Tokyo, JP;
Inventor:
Hiromi Takamatsu, Tokyo, JP;
Assignee:
ZEON CORPORATION, Chiyoda-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 220/56 (2006.01); C08L 33/26 (2006.01); H01M 10/058 (2010.01); H01M 2/16 (2006.01); C08L 25/08 (2006.01); H01M 4/13 (2010.01); C08K 3/30 (2006.01); H01M 4/66 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
C08F 220/56 (2013.01); C08K 3/30 (2013.01); C08L 25/08 (2013.01); C08L 33/26 (2013.01); H01M 2/16 (2013.01); H01M 2/166 (2013.01); H01M 4/13 (2013.01); H01M 4/666 (2013.01); H01M 10/058 (2013.01); H01M 10/0525 (2013.01); C08F 2800/20 (2013.01); C08K 2003/3018 (2013.01);
Abstract
A composition for a non-aqueous secondary battery functional layer comprises: non-conductive particles; a water-soluble polymer containing a (meth)acrylamide monomer unit in a proportion of 70.0 mass % or more and 99.0 mass % or less; and a water-insoluble polymer containing an ethylenically unsaturated carboxylic acid monomer unit in a proportion of 1.5 mass % or more and 5.0 mass % or less and having a degree of swelling in electrolyte solution of more than 1.0 time and 3.0 times or less.