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:
Sep. 18, 2018
Filed:
Mar. 13, 2013
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventors:
Ji-Hyun Kim, Yongin-si, KR;
Yong-Chan You, Yongin-si, KR;
Chang-Wook Kim, Yongin-si, KR;
Jun-Seok Park, Yongin-si, KR;
Assignee:
Samsung SDI Co., Ltd., Giheung-gu, Yongin-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/637 (2014.01); H01M 10/63 (2014.01); H01M 10/625 (2014.01); H01M 4/13 (2010.01); H01M 4/131 (2010.01); H01M 4/136 (2010.01); H01M 4/36 (2006.01); H01M 10/052 (2010.01); C01G 51/00 (2006.01); C01G 53/00 (2006.01); H01M 4/485 (2010.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 4/58 (2010.01);
U.S. Cl.
CPC ...
H01M 4/13 (2013.01); C01G 51/42 (2013.01); C01G 53/50 (2013.01); H01M 4/131 (2013.01); H01M 4/136 (2013.01); H01M 4/366 (2013.01); H01M 10/052 (2013.01); C01P 2004/04 (2013.01); C01P 2004/80 (2013.01); C01P 2004/84 (2013.01); C01P 2006/40 (2013.01); H01M 4/485 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/5825 (2013.01); Y02E 60/122 (2013.01);
Abstract
A composite cathode active material, a cathode including the same, a lithium battery including the cathode, and preparation method thereof are disclosed. The composite cathode active material includes: a core capable of intercalating and deintercalating lithium; and a crystalline coating layer disposed on at least part of a surface of the core, wherein the coating layer include a metal oxide.