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:
Jun. 01, 2021

Filed:

Apr. 10, 2019
Applicant:

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

Inventors:

Katsuaki Kawasumi, Kyoto, JP;

Toru Odani, Kyoto, JP;

Kazumasa Takeshi, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0525 (2010.01); H01M 10/0567 (2010.01); H01M 10/0569 (2010.01); H01M 10/054 (2010.01); H01M 4/48 (2010.01); H01M 10/44 (2006.01); C07C 315/04 (2006.01); C08G 61/04 (2006.01); C08F 132/08 (2006.01); H01M 10/48 (2006.01); H01M 50/20 (2021.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0567 (2013.01); C07C 315/04 (2013.01); C08F 132/08 (2013.01); C08G 61/04 (2013.01); H01M 4/48 (2013.01); H01M 10/054 (2013.01); H01M 10/0525 (2013.01); H01M 10/0569 (2013.01); H01M 10/44 (2013.01); H01M 10/48 (2013.01); H01M 50/20 (2021.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01); H01M 2300/0025 (2013.01); Y02E 60/10 (2013.01); Y02T 10/70 (2013.01);
Abstract

A secondary battery includes a positive electrode, a negative electrode, and an electrolytic solution including at least one of sulfonyl compounds expressed by R(—S(═O)—Rf), where R represents an n-valent hydrocarbon group including one or two or more aliphatic hydrocarbon rings, Rf includes one of a halogen group and a monovalent halogenated hydrocarbon group, n is an integer greater than or equal to 1.


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