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. 08, 2013
Filed:
Sep. 11, 2007
Applicants:
Fumio Takano, Kanagawa-ken, JP;
Yasuhiro Wakizaka, Yokohama, JP;
Inventors:
Fumio Takano, Kanagawa-ken, JP;
Yasuhiro Wakizaka, Yokohama, JP;
Assignee:
Zeon Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/60 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is directed to an electrode for a nonaqueous electrolyte secondary battery and a nonaqueous electrolyte secondary battery using the same. The nonaqueous electrolyte secondary battery electrode includes an electrode material mixture and a current collector. The electrode material mixture includes an active material and a polymer. The thickness change rate of the electrode material mixture is −3 to 10% when immersing in an electrolyte at 60° C. for 72 hours.