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:
Jan. 16, 2024

Filed:

Sep. 17, 2021
Applicants:

Honda Motor Co., Ltd., Tokyo, JP;

Saitama Prefecture, Saitama, JP;

Inventors:

Hiroshi Ogasa, Saitama, JP;

Hideki Kurihara, Saitama, JP;

Masashi Inamoto, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/056 (2010.01); H01M 10/0568 (2010.01); H01M 10/052 (2010.01); H01M 4/134 (2010.01); H01M 50/44 (2021.01); H01M 10/0569 (2010.01); H01M 4/38 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0568 (2013.01); H01M 4/134 (2013.01); H01M 4/382 (2013.01); H01M 10/052 (2013.01); H01M 10/0569 (2013.01); H01M 50/44 (2021.01); H01M 2004/027 (2013.01); H01M 2300/0028 (2013.01);
Abstract

To provide a lithium secondary battery capable of suppressing short circuits and having high energy density and high output. An electrolyte medium for a lithium secondary battery includes a low dielectric constant solvent, a lithium salt, and a polyvalent cation salt. The polyvalent cation salt is dispersed as particles in the electrolyte medium and can flow without being immobilized. The electrolyte medium includes 20 mass % or less of a high dielectric constant solvent. A lithium secondary battery including the electrolyte medium for a lithium secondary battery can suppress short circuits and provide high energy density and high output.


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