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:
Aug. 18, 2020
Filed:
Apr. 14, 2015
Applicant:
Renault S.a.s., Boulogne-Billancourt, FR;
Inventors:
Assignee:
RENAULT s.a.s., Boulogne-Billancourt, FR;
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/82 (2006.01); H01M 10/44 (2006.01); H01M 4/505 (2010.01); H01M 10/0525 (2010.01); H01M 4/525 (2010.01); H01M 10/058 (2010.01);
U.S. Cl.
CPC ...
H01M 10/446 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/058 (2013.01); H01M 10/0525 (2013.01); H01M 2220/20 (2013.01);
Abstract
A process forms a Li-ion battery cell including an LNMO-based cathode material, an anode material, a separator and an electrolyte. The process successively includes charging the cell until the cell reaches a state of charge of 100%, storing the cell in the state of charge of 100% in an open circuit for a period of time of at least 48 hours, and removing gas generated during the charging and the storage.