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.

Date of Patent:
Sep. 02, 2014

Filed:

Jan. 05, 2011
Applicants:

Takeshi Ogasawara, Kobe, JP;

Kentaro Takahashi, Sumoto, JP;

Naoki Imachi, Kobe, JP;

Inventors:

Takeshi Ogasawara, Kobe, JP;

Kentaro Takahashi, Sumoto, JP;

Naoki Imachi, Kobe, JP;

Assignee:

SANYO Electric Co., Ltd., Moriguchi-shi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/00 (2006.01); H01M 4/13 (2010.01); H01M 4/58 (2010.01); H01M 4/62 (2006.01);
U.S. Cl.
CPC ...
Abstract

A nonaqueous electrolytic secondary battery and a positive electrode for a nonaqueous electrolytic secondary battery are provided. The positive electrode includes a positive electrode active material layer containing a positive electrode active material and a coupling agent represented by a general formula (1). The positive electrode active material includes lithium transition metal oxide particles. At least one rare-earth compound selected from the rare-earth compound group consisting of specific rare-earth hydroxides and specific rare-earth oxyhydroxides is fixed on the surfaces of the lithium transition metal oxide particles in a dispersed form.


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