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:
Nov. 13, 2018
Filed:
Nov. 03, 2016
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventors:
Yumi Song, Yongin-si, KR;
Mingzi Hong, Yongin-si, KR;
Gyuran Jeon, Yongin-si, KR;
Dohyung Park, Yongin-si, KR;
Minhan Kim, Yongin-si, KR;
Joongho Moon, Yongin-si, KR;
Assignee:
Samsung SDI Co., Ltd., Yongin-Si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 4/525 (2010.01); H01M 4/505 (2010.01); H01M 4/62 (2006.01); H01M 4/04 (2006.01); H01M 10/0525 (2010.01); H01M 10/42 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); H01M 4/0471 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/628 (2013.01); H01M 10/0525 (2013.01); H01M 10/4235 (2013.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01); H01M 2220/20 (2013.01);
Abstract
A positive electrode active material includes a lithium composite oxide and a zirconium oxide coating layer and a lithium zirconium oxide coating layer that are in a form of sequential layers on the lithium composite oxide.