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. 19, 2019
Filed:
Apr. 01, 2015
Applicant:
Zeon Corporation, Chiyoda-ku, Tokyo, JP;
Inventors:
Assignee:
ZEON CORPORATION, Chiyoda-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/62 (2006.01); H01M 4/36 (2006.01); H01M 4/04 (2006.01); C08F 18/22 (2006.01); H01M 4/13 (2010.01); H01M 10/0525 (2010.01); H01M 4/139 (2010.01);
U.S. Cl.
CPC ...
H01M 4/623 (2013.01); C08F 18/22 (2013.01); H01M 4/0404 (2013.01); H01M 4/364 (2013.01); H01M 4/622 (2013.01); H01M 4/13 (2013.01); H01M 4/139 (2013.01); H01M 10/0525 (2013.01);
Abstract
Provided is a binder composition for secondary battery electrode-use that has high binding capacity, and that is capable of suppressing corrosion of a current collector and an increase in internal resistance when used in production of a secondary battery. The binder composition for secondary battery electrode-use contains a copolymer and a dispersion medium. The copolymer includes at least 5 mass % and no greater than 80 mass % of a constitutional unit represented by formula (I) and at least 5 mass % and no greater than 90 mass % of a constitutional unit represented by formula (II).