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:
May. 16, 2023

Filed:

May. 12, 2016
Applicant:

Eliiy Power Co., Ltd., Tokyo, JP;

Inventors:

Tomitaro Hara, Shinagawa-ku, JP;

Takao Fukunaga, Shinagawa-ku, JP;

Yusuke Kuzushima, Shinagawa-ku, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/62 (2006.01); H01M 4/36 (2006.01); H01M 4/133 (2010.01); H01M 10/0525 (2010.01); H01M 4/136 (2010.01); H01M 10/0563 (2010.01); H01M 4/58 (2010.01); H01M 4/583 (2010.01); H01M 4/52 (2010.01); H01M 10/0566 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/133 (2013.01); H01M 4/136 (2013.01); H01M 4/36 (2013.01); H01M 4/362 (2013.01); H01M 4/523 (2013.01); H01M 4/58 (2013.01); H01M 4/583 (2013.01); H01M 4/5825 (2013.01); H01M 4/62 (2013.01); H01M 4/625 (2013.01); H01M 10/0525 (2013.01); H01M 10/0563 (2013.01); H01M 10/0566 (2013.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01); H01M 2300/002 (2013.01);
Abstract

The present invention provides a positive electrode for non-aqueous electrolyte secondary battery, having a novel overcharge protective function. The positive electrode for non-aqueous electrolyte secondary battery according to the present invention includes a positive electrode active material layer including a plurality of positive electrode active material particles, wherein the positive electrode active material layer comprises: a carbonaceous coating film formed on a surface of each of the positive electrode active material particles; and 0% by weight or more and 20% by weight or less of a conductive auxiliary agent disposed between the plurality of positive electrode active material particles, and at least one of the carbonaceous coating film and the conductive auxiliary agent is graphitizable carbon.


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