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:
Oct. 06, 2020
Filed:
Nov. 24, 2017
Applicant:
Unist(ulsan National Institute of Science and Technology), Ulsan, KR;
Inventors:
Jaephil Cho, Ulsan, KR;
Moon Su Yoon, Ulsan, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/525 (2010.01); H01M 4/131 (2010.01); H01M 4/485 (2010.01); H01M 10/058 (2010.01); H01M 10/0525 (2010.01); H01M 4/62 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/525 (2013.01); H01M 4/131 (2013.01); H01M 4/485 (2013.01); H01M 4/62 (2013.01); H01M 10/058 (2013.01); H01M 10/0525 (2013.01); H01M 2004/027 (2013.01);
Abstract
Provided is a composite cathode active material including: a core including a lithium transition metal oxide, the lithium transition metal oxide being doped with nickel (Ni) and at least one element selected from Group 4 to Group 13 elements and having a layered crystalline phase belonging to the Space Group R-3m; and a coating layer on a surface of the core, the coating layer including a cobalt compound.