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:
Jan. 19, 2021
Filed:
Dec. 20, 2017
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Chi Ho Jo, Daejeon, KR;
Sungbin Park, Daejeon, KR;
Jiyoung Park, Daejeon, KR;
Bo Ram Lee, Daejeon, KR;
Hyuck Hur, Daejeon, KR;
Wang Mo Jung, Daejeon, KR;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/525 (2010.01); C01G 51/04 (2006.01); H01M 4/1315 (2010.01); C01G 51/00 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
C01G 51/04 (2013.01); C01G 51/42 (2013.01); C01G 51/66 (2013.01); H01M 4/1315 (2013.01); H01M 4/525 (2013.01); C01P 2006/40 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01);
Abstract
Provided is a cobalt precursor for preparing a lithium cobalt oxide of a layered structure which is included in a positive electrode active material, wherein the cobalt precursor is cobalt oxyhydroxide (CoM'OOH) doped with, as dopants, magnesium (Mg) and M′ different from the magnesium.