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. 25, 2026
Filed:
Aug. 12, 2022
Applicants:
Lg Energy Solution, Ltd., Seoul, KR;
Sookmyung Women's University Industry-academic Cooperation Foundation, Seoul, KR;
Inventors:
Chi Ho Jo, Daejeon, KR;
Wang Mo Jung, Daejeon, KR;
Won Hee Ryu, Seoul, KR;
You Jin Kim, Seoul, KR;
Su Ji Kim, Seoul, KR;
Assignees:
LG Energy Solution, Ltd., Seoul, KR;
Sookmyung Women's University Industry-Academic Cooperation Foundation, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); C01G 53/50 (2025.01); H01M 4/02 (2006.01); H01M 4/131 (2010.01); H01M 4/1391 (2010.01); H01M 4/48 (2010.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H01M 4/364 (2013.01); C01G 53/50 (2013.01); H01M 4/131 (2013.01); H01M 4/1391 (2013.01); H01M 4/48 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/052 (2013.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01);
Abstract
A positive electrode with excellent life characteristics and high capacity is provided by using a positive electrode additive of ZrO(0<x<2) to complement structural stability of a high-nickel positive electrode active material. A method of preparing the same, and a lithium secondary battery including the positive electrode are also provided.