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:
Jan. 30, 2018
Filed:
Jun. 03, 2014
Applicant:
Zeon Corporation, Tokyo, JP;
Inventor:
Tomokazu Sasaki, Tokyo, JP;
Assignee:
ZEON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/62 (2006.01); H01M 4/13 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 4/62 (2013.01); H01M 4/13 (2013.01); H01M 4/622 (2013.01); H01M 10/0525 (2013.01); H01M 4/623 (2013.01); H01M 2220/30 (2013.01);
Abstract
A binder composition for a lithium ion secondary battery electrode, including a particulate polymer and a water-soluble polymer, wherein the water-soluble polymer includes an ethylenically unsaturated carboxylic acid monomer unit in an amount of 20% by weight to 85% by weight, a carboxylic acid amide monomer unit in an amount of 0.1% by weight to 10% by weight, and a crosslinkable monomer unit in an amount of 0.1% by weight to 2.0% by weight.