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:
Mar. 06, 2018
Filed:
Oct. 06, 2014
Applicant:
Sony Corporation, Tokyo, JP;
Inventors:
Aiko Nakamura, Kanagawa, JP;
Tadahiko Kubota, Kanagawa, JP;
Kazumasa Takeshi, Kanagawa, JP;
Shuhei Sugita, Kanagawa, JP;
Assignee:
Murata Manufacturing Co., Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0525 (2010.01); H01M 10/0568 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0525 (2013.01); H01M 10/0568 (2013.01); H01M 2220/10 (2013.01); H01M 2220/20 (2013.01); H01M 2220/30 (2013.01); H01M 2300/0025 (2013.01); H01M 2300/0091 (2013.01); Y02E 60/122 (2013.01); Y02T 10/7011 (2013.01);
Abstract
A secondary battery includes: a cathode; an anode; and an electrolyte layer containing a nonaqueous electrolytic solution and a polymer compound, wherein the polymer compound contains a block copolymer, and the block copolymer contains vinylidene fluoride, hexafluoro propylene, and one or more of monomethyl maleate, trifluoroethylene, and chlorotrifluoroethylene as polymerization units.