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:
Aug. 07, 2018

Filed:

Jul. 19, 2016
Applicants:

Gs Yuasa International Ltd., Kyoto-shi, Kyoto, JP;

Kyoto University, Kyoto, JP;

Inventors:

Tadashi Kakeya, Kyoto, JP;

Kenichi Saito, Tokyo, JP;

Akiyoshi Nakata, Kyoto, JP;

Hajime Arai, Kyoto, JP;

Zempachi Ogumi, Kyoto, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); H01M 4/24 (2006.01); H01M 10/24 (2006.01); H01M 10/26 (2006.01); H01M 4/38 (2006.01); H01M 4/40 (2006.01); H01M 10/052 (2010.01); H01M 10/0567 (2010.01); H01M 10/30 (2006.01);
U.S. Cl.
CPC ...
H01M 2/164 (2013.01); H01M 2/1653 (2013.01); H01M 4/24 (2013.01); H01M 10/24 (2013.01); H01M 10/26 (2013.01); H01M 4/382 (2013.01); H01M 4/405 (2013.01); H01M 10/052 (2013.01); H01M 10/0567 (2013.01); H01M 10/30 (2013.01); H01M 2300/0014 (2013.01); Y02E 60/122 (2013.01); Y02E 60/124 (2013.01);
Abstract

A storage battery includes a negative electrode including, as an active material, at least one of a metal capable of forming a dendrite and a metal compound thereof, a positive electrode, a separator, and an electrolyte containing an additive. In the storage battery, a concentration of the additive in the electrolyte in a region on a side of the negative electrode defined by the separator is higher than a concentration of the additive in a region on a side of the positive electrode.


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