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:
Oct. 25, 2022

Filed:

Apr. 10, 2015
Applicant:

Murata Manufacturing Co., Ltd., Kyoto, JP;

Inventors:

Kazuaki Fukushima, Kanagawa, JP;

Kazumasa Takeshi, Kanagawa, JP;

Tadahiko Kubota, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0569 (2010.01); H01M 10/0566 (2010.01); H01M 10/0564 (2010.01); H01M 10/0525 (2010.01); H01M 10/052 (2010.01); H01M 4/136 (2010.01); H01M 4/38 (2006.01); H01M 10/0568 (2010.01); H01M 4/58 (2010.01); H01M 10/0567 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0569 (2013.01); H01M 4/38 (2013.01); H01M 4/5815 (2013.01); H01M 10/052 (2013.01); H01M 10/0525 (2013.01); H01M 10/0567 (2013.01); H01M 10/0568 (2013.01); H01M 2220/10 (2013.01); H01M 2220/20 (2013.01); H01M 2300/004 (2013.01); H01M 2300/0034 (2013.01); H01M 2300/0037 (2013.01); Y02E 60/10 (2013.01); Y02T 10/70 (2013.01);
Abstract

A battery includes a positive electrode containing sulfur, a negative electrode containing a material for occluding and releasing a lithium ion, and an electrolytic solution. The electrolytic solution contains at least one of a liquid complex and a liquid salt in which a polysulfide is insoluble or almost insoluble, and a solvent in which a polysulfide is soluble. The electrolytic solution has a LiSsaturation sulfur concentration of 10 mM or more and 400 mM or less.


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