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:
Nov. 04, 2014
Filed:
Jun. 30, 2010
Applicants:
Yasuhiro Wakizaka, Tokyo, JP;
Kei Kobayashi, Tokyo, JP;
Toshiyuki Sekine, Tokyo, JP;
Inventors:
Assignee:
ZEON Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/13 (2010.01); H01M 4/24 (2006.01); H01M 4/32 (2006.01); H01M 4/62 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 4/13 (2013.01); H01M 4/242 (2013.01); H01M 4/32 (2013.01); H01M 4/621 (2013.01); H01M 4/622 (2013.01); H01M 10/0525 (2013.01); Y02E 60/122 (2013.01); Y02E 60/124 (2013.01);
Abstract
A secondary battery electrode which suppresses decrease in capacity and lithium deposition at low temperatures is provided. An electrode for a secondary battery includes an electrode active material layer containing a polymer having a cationic group, an anion corresponding to the cationic group, and an electrode active material, and the cation density in the polymer is 0.1 to 15 meq/g.