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:
Oct. 05, 2021
Filed:
Mar. 16, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0567 (2010.01); C07F 5/02 (2006.01); H01M 10/0525 (2010.01); H01M 10/0568 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0567 (2013.01); C07F 5/022 (2013.01); H01M 10/0525 (2013.01); H01M 10/0568 (2013.01); H01M 2300/0025 (2013.01);
Abstract
An electrolyte for a lithium secondary battery of the present invention may improve high-rate charge and discharge characteristics and high-temperature storage and life characteristics of a lithium secondary battery and may achieve an effect of increasing reversible capacity by simultaneously including lithium bis(fluorosulfonyl)imide (LiFSI) and a second lithium salt, as a lithium salt, while including a second additive as well as a novel borate-based lithium compound, as an additive.