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:
Dec. 05, 2023
Filed:
Nov. 13, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Chi Ho Jo, Daejeon, KR;
Min Kyu You, Daejeon, KR;
Sung Bin Park, Daejeon, KR;
Hyuck Hur, Daejeon, KR;
Jin Tae Hwang, Daejeon, KR;
Wang Mo Jung, Daejeon, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 4/485 (2010.01); H01M 4/525 (2010.01); H01M 10/0525 (2010.01); C01G 51/00 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); C01G 51/42 (2013.01); H01M 4/485 (2013.01); H01M 4/525 (2013.01); H01M 10/0525 (2013.01); C01P 2004/84 (2013.01); C01P 2006/40 (2013.01); H01M 2004/028 (2013.01);
Abstract
A method for preparing a lithium cobalt-based positive electrode active material and a positive electrode active material prepared by the method are provided. The method includes dry-mixing and then heat treating a lithium cobalt oxide particle represented by Formula 1 and one or more lithium metal oxide particle selected from the group consisting of lithium aluminum oxide, lithium zirconium oxide, and lithium titanium oxide.