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:
Dec. 11, 2018
Filed:
Jun. 02, 2016
Applicant:
Automotive Energy Supply Corporation, Zama-Shi, Kanagawa, JP;
Inventor:
Takayuki Fujii, Zama, JP;
Assignee:
Automotive Energy Supply Corporation, Zama-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/0525 (2010.01); H01M 10/0567 (2010.01); H01M 10/42 (2006.01);
U.S. Cl.
CPC ...
H01M 2/166 (2013.01); H01M 2/1686 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/0525 (2013.01); H01M 10/0567 (2013.01); H01M 10/4235 (2013.01); H01M 2300/0037 (2013.01);
Abstract
Provided is a lithium ion secondary battery including a positive electrode, a negative electrode, a separator, and an electrolyte solution, in which the separator contains 0.02 to 0.11 wt % of sulfur relative to the weight of the separator.