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:
Jan. 26, 2016
Filed:
Oct. 10, 2013
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventors:
Byung-jin Choi, Seoul, KR;
Jae-gu Yoon, Suwon-si, KR;
Myung-hoon Kim, Seoul, KR;
Jin-hwan Park, Seoul, KR;
David Keogh, San Diego, CA (US);
Steven Kaye, San Diego, CA (US);
Wei Tong, San Diego, CA (US);
Assignee:
SAMSUNG SDI CO., LTD., Yongin-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/505 (2010.01); H01M 4/525 (2010.01); C01G 51/00 (2006.01); C01G 45/12 (2006.01); C01G 53/00 (2006.01); H01M 4/131 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 4/505 (2013.01); C01G 53/50 (2013.01); H01M 4/525 (2013.01); C01G 45/1228 (2013.01); C01G 45/1235 (2013.01); C01G 51/50 (2013.01); C01G 51/54 (2013.01); C01G 53/54 (2013.01); C01P 2002/50 (2013.01); C01P 2002/52 (2013.01); H01M 4/131 (2013.01); H01M 10/0525 (2013.01); Y02E 60/122 (2013.01); Y02T 10/7011 (2013.01);
Abstract
A cathode active material including a lithium metal oxide represented by Formula 1:Li[LiMeM']O  Formula 1wherein x+y+z=1, 0<x<0.33, 0<z≦0.1, and 0≦d≦0.1, Me is at least one metal selected from Mn, V, Cr, Fe, Co, Ni, Al, and B, and M′ is at least one metal selected from Sc, Y, and La.