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:
Apr. 19, 2016
Filed:
Mar. 28, 2011
Applicants:
Motoharu Saito, Kobe, JP;
Masahisa Fujimoto, Osaka, JP;
Inventors:
Motoharu Saito, Kobe, JP;
Masahisa Fujimoto, Osaka, JP;
Assignee:
SANYO Electric Co., Ltd., Moriguchi-shi, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/50 (2010.01); H01M 4/52 (2010.01); H01M 4/48 (2010.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/0525 (2010.01); H01M 10/054 (2010.01);
U.S. Cl.
CPC ...
H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/054 (2013.01); H01M 10/0525 (2013.01); Y02E 60/122 (2013.01);
Abstract
A non-aqueous electrolyte secondary battery has a positive electrode containing a positive electrode active material, a negative electrode, and a non-aqueous electrolyte. The positive electrode active material includes a lithium-containing oxide LiNaCoMnO, where 0.66<x1<1.1, 0<y1≦0.02, 0.75≦α<1, 0<β≦0.25, and 1.9≦γ≦2.1.