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.
Patent No.:
Date of Patent:
Nov. 04, 2025
Filed:
Oct. 31, 2019
Applicant:
Gs Yuasa International Ltd., Kyoto, JP;
Inventor:
Ryo Harada, Kyoto, JP;
Assignee:
GS Yuasa International Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0569 (2010.01); H01M 4/02 (2006.01); H01M 4/133 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0569 (2013.01); H01M 4/133 (2013.01); H01M 10/0525 (2013.01); H01M 2004/028 (2013.01); H01M 2300/0034 (2013.01);
Abstract
A nonaqueous electrolyte solution secondary battery according to one aspect of the present invention is a nonaqueous electrolyte solution secondary battery including a positive electrode and a nonaqueous electrolyte solution. The positive electrode contains a sulfur-mesoporous carbon composite that is a composite of a sulfur-based active material and mesoporous carbon. The nonaqueous electrolyte solution contains a fluorinated solvent. The fluorinated solvent contains a chain fluorinated carbonate, a chain fluorinated carboxylic acid ester, or a combination thereof.