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:
May. 04, 2021
Filed:
Apr. 05, 2019
Applicant:
Panasonic Corporation, Osaka, JP;
Inventors:
Takanobu Chiga, Osaka, JP;
Naoya Morisawa, Hyogo, JP;
Assignee:
PANASONIC CORPORATION, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0567 (2010.01); H01M 2/02 (2006.01); H01M 2/22 (2006.01); H01M 4/525 (2010.01); H01M 10/04 (2006.01); H01M 10/052 (2010.01); H01M 10/0525 (2010.01); H01M 10/056 (2010.01); H01M 10/0568 (2010.01); H01M 10/0569 (2010.01); H01M 2/26 (2006.01); H01M 10/0587 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0567 (2013.01); H01M 2/0285 (2013.01); H01M 2/0287 (2013.01); H01M 2/22 (2013.01); H01M 4/525 (2013.01); H01M 10/0422 (2013.01); H01M 10/052 (2013.01); H01M 10/056 (2013.01); H01M 10/0525 (2013.01); H01M 10/0568 (2013.01); H01M 10/0569 (2013.01); H01M 2/027 (2013.01); H01M 2/263 (2013.01); H01M 10/0587 (2013.01); H01M 2300/004 (2013.01); H01M 2300/0034 (2013.01); H01M 2300/0042 (2013.01);
Abstract
A nonaqueous electrolyte secondary battery including an electrode assembly in which a positive electrode and a negative electrode are stacked together through a separator, a nonaqueous electrolytic solution, and an exterior case which accommodates the electrode assembly and the nonaqueous electrolytic solution. The negative electrode is electrically connected to the exterior case, which contains iron, and the nonaqueous electrolytic solution includes a fluorinated carboxylate ester and lithium fluorosulfate salt (LiSOF).