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. 26, 2025
Filed:
Mar. 31, 2021
Applicant:
Lg Energy Solution, Ltd., Seoul, KR;
Inventors:
Suenghoon Han, Daejeon, KR;
Eui Tae Kim, Daejeon, KR;
Jaegil Lee, Daejeon, KR;
Kyungsik Hong, Daejeon, KR;
Seonghyo Park, Daejeon, KR;
Assignee:
LG ENERGY SOLUTION, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 10/0569 (2010.01); H01M 10/0567 (2010.01); H01M 10/0568 (2010.01); H01M 10/36 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0569 (2013.01); H01M 10/0567 (2013.01); H01M 10/0568 (2013.01); H01M 10/36 (2013.01); H01M 2300/0037 (2013.01);
Abstract
An electrolyte solution for a lithium secondary battery, including a first solvent comprising a heterocyclic compound having at least one double bond, and any one of an oxygen atom and a sulfur atom; a second solvent including at least one of an ether-containing compound, an ester-containing compound, an amide-containing compound, and a carbonate-containing compound; a lithium salt; lanthanum nitrate; and an additive including lithium nitrate.