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. 07, 2017
Filed:
May. 29, 2014
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Seong Hoon Kang, Daejeon, KR;
Byung Chun Park, Daejeon, KR;
Ho Suk Shin, Seoul, KR;
Sang Min Park, Daejeon, KR;
Hong Kyu Park, Daejeon, KR;
Assignee:
LG Chem, Ltd., , KR;
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/485 (2010.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); C01G 53/00 (2006.01); C01G 51/00 (2006.01); C01G 53/04 (2006.01); H01M 4/52 (2010.01); C01G 51/04 (2006.01); H01M 4/50 (2010.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H01M 4/485 (2013.01); C01G 53/50 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); C01G 51/04 (2013.01); C01G 51/44 (2013.01); C01G 53/04 (2013.01); C01P 2004/03 (2013.01); C01P 2004/61 (2013.01); C01P 2006/40 (2013.01); H01M 4/50 (2013.01); H01M 4/52 (2013.01); H01M 10/052 (2013.01); Y02E 60/122 (2013.01); Y02P 70/54 (2015.11); Y02T 10/7011 (2013.01);
Abstract
Disclosed are precursor particles of a lithium composite transition metal oxide for lithium secondary batteries, wherein the precursor particles of a lithium composite transition metal oxide are composite transition metal hydroxide particles including at least two transition metals and having an average diameter of 1 μm to 8 μm, wherein the composite transition metal hydroxide particles exhibit monodisperse particle size distribution and have a coefficient of variation of 0.2 to 0.7, and a cathode active material including the same.