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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.:

US 12785149 B1

PDFFull Text
Date of Patent:
Nov. 03, 2026

Filed:

May. 11, 2021

Electrolyte for lithium secondary battery, and lithium secondary battery comprising same

Applicant:

Lg Energy Solution, Ltd., Seoul, KR;

Inventors:

Suenghoon Han, Daejeon, KR;

Seung Yoon Yang, Daejeon, KR;

Seonghyo Park, Daejeon, KR;

Changhun Park, Daejeon, KR;

Assignee:

LG ENERGY SOLUTION, LTD., Seoul, KR;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Barbara L Gilliam

Assistant Examiner:

Lawrence La Raia, III

Int. Cl.
CPC ...
H01M 10/0569 (2010.01); H01M 4/38 (2006.01); H01M 10/052 (2010.01); H01M 10/054 (2010.01); H01M 10/0567 (2010.01); H01M 10/0568 (2010.01); H01M 50/46 (2021.01);
U.S. Cl.
CPC ...
H01M 10/0569 (2013.01); H01M 10/052 (2013.01); H01M 10/054 (2013.01); H01M 10/0567 (2013.01); H01M 10/0568 (2013.01); H01M 50/46 (2021.01); H01M 4/38 (2013.01); H01M 2300/0034 (2013.01); H01M 2300/004 (2013.01); Y02E 60/10 (2013.01);
Abstract

An electrolyte solution for a lithium secondary battery including a first solvent containing a heterocyclic compound having at least one double bond and any one of an oxygen atom and a sulfur atom; a second solvent containing at least one of an ether-containing compound that does not contain fluorine, an ester-containing compound, an amide-containing compound, and a carbonate-containing compound; a third solvent containing a hydrofluoro ether-containing compound; a lithium salt; lanthanum nitrate; and lithium nitrate.

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Han, Suenghoon. (2026). Electrolyte for lithium secondary battery, and lithium secondary battery comprising same (U.S. Patent No. 12785149). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12785149

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