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, 2020
Filed:
Sep. 30, 2014
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Dong Kwon Lee, Daejeon, KR;
Seung Beom Cho, Daejeon, KR;
Jun Seok Nho, Daejeon, KR;
Wook Jang, Daejeon, KR;
Assignee:
LG Chem, Ltd., , KR;
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/04 (2006.01); H01M 4/36 (2006.01); C01G 31/00 (2006.01); C01G 53/00 (2006.01); C01G 51/00 (2006.01); C01G 37/00 (2006.01); H01M 4/1391 (2010.01); C01G 45/12 (2006.01); H01M 4/131 (2010.01); H01M 4/525 (2010.01); H01M 10/052 (2010.01); H01M 4/505 (2010.01); H01M 4/58 (2010.01); H01M 4/62 (2006.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); C01G 31/006 (2013.01); C01G 37/006 (2013.01); C01G 45/1228 (2013.01); C01G 45/1242 (2013.01); C01G 51/42 (2013.01); C01G 51/50 (2013.01); C01G 51/52 (2013.01); C01G 53/42 (2013.01); C01G 53/50 (2013.01); H01M 4/0471 (2013.01); H01M 4/131 (2013.01); H01M 4/1391 (2013.01); H01M 4/525 (2013.01); C01P 2006/40 (2013.01); H01M 4/505 (2013.01); H01M 4/5825 (2013.01); H01M 4/62 (2013.01); H01M 10/052 (2013.01);
Abstract
Provided are a method of manufacturing a cathode active material including a first step of preparing a metal glycolate solution, a second step of mixing lithium-containing transition metal oxide particles and the metal glycolate solution and stirring in a paste state, a third step of drying the paste-state mixture, and a fourth step of performing a heat treatment on the dried mixture, a cathode active material including a metal oxide layer which is manufactured by the above method, and a secondary battery composed of a cathode including the cathode active material.