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:
Mar. 13, 2018
Filed:
May. 03, 2016
Applicant:
L&f Co., Ltd., Daegu, KR;
Inventors:
Su An Choi, Gyeonggi-do, KR;
Sang-Hoon Jeon, Daegu, KR;
Assignee:
L&F Material Co., Ltd., Daegu, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/131 (2010.01); H01M 8/04 (2016.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); C01G 53/00 (2006.01); C01D 15/02 (2006.01); H01M 4/04 (2006.01); H01M 4/58 (2010.01); H01M 4/1391 (2010.01); H01M 4/485 (2010.01); H01M 10/0525 (2010.01); H01M 10/052 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/131 (2013.01); C01D 15/02 (2013.01); C01G 53/50 (2013.01); H01M 4/0471 (2013.01); H01M 4/1391 (2013.01); H01M 4/485 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/5825 (2013.01); H01M 8/04 (2013.01); H01M 10/0525 (2013.01); C01P 2002/52 (2013.01); C01P 2004/61 (2013.01); C01P 2004/80 (2013.01); C01P 2004/84 (2013.01); C01P 2006/40 (2013.01); H01M 10/052 (2013.01); H01M 2004/028 (2013.01); Y02E 60/122 (2013.01); Y02P 70/54 (2015.11);
Abstract
Disclosed are a method for preparing a positive electrode active material for a lithium secondary battery and a positive electrode active material for a lithium secondary battery, the method including: preparing a mixture of a precursor represented by Chemical Formula 1 below, a lithium composite oxide represented by Chemical Formula 2 below and capable of intercalating/deintercalating lithium ions, and a lithium feed material; and firing the prepared mixture:A(OH)  [Chemical Formula 1]Li[LiAD]EO  [Chemical Formula