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:
May. 23, 2023
Applicant:
Lg Energy Solution, Ltd., Seoul, KR;
Inventors:
Kyung-Hwa Woo, Daejeon, KR;
Jong-Keon Yoon, Daejeon, KR;
Jae-Hyun Lee, Daejeon, KR;
Hoe-Jin Hah, Daejeon, KR;
Assignee:
LG ENERGY SOLUTION, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/62 (2006.01); H01M 4/04 (2006.01); H01M 4/36 (2006.01); H01M 10/052 (2010.01); H01M 10/058 (2010.01); H01M 10/44 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/628 (2013.01); H01M 4/0402 (2013.01); H01M 4/043 (2013.01); H01M 4/0447 (2013.01); H01M 4/366 (2013.01); H01M 10/052 (2013.01); H01M 10/058 (2013.01); H01M 10/446 (2013.01); H01M 2004/028 (2013.01);
Abstract
Disclosed is a method for manufacturing a lithium metal secondary battery including a lithium metal electrode as a negative electrode, wherein the lithium metal electrode has a protective layer formed thereon, and the lithium metal secondary battery is discharged before its initial charge during an activation step of the lithium metal secondary battery so that stripping occurs on the surface of the lithium metal electrode.