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:
Jul. 22, 2014
Filed:
Mar. 21, 2011
Bong-chull Kim, Yongin-si, KR;
Cheol-hee Hwang, Yongin-si, KR;
Dong-yung Kim, Yongin-si, KR;
Se-ho Park, Yongin-si, KR;
Hyun-jun Choi, Yongin-si, KR;
In-ho Jung, Yongin-si, KR;
Su-ho Song, Yongin-si, KR;
Bong-Chull Kim, Yongin-si, KR;
Cheol-Hee Hwang, Yongin-si, KR;
Dong-Yung Kim, Yongin-si, KR;
Se-Ho Park, Yongin-si, KR;
Hyun-Jun Choi, Yongin-si, KR;
In-Ho Jung, Yongin-si, KR;
Su-Ho Song, Yongin-si, KR;
Samsung SDI Co., Ltd., Yongin-si, KR;
Abstract
A negative active material for a rechargeable lithium battery includes a core including crystalline carbon, a metal nano particle and a MOnano particle (where x is from 0.5 to 1.5, and M is Si, Sn, In, Al, or a combination thereof) disposed on the core surface, and a coating layer including an amorphous carbon surrounding the core surface, the metal nano particle and the MOnano particle. A lithium rechargeable battery includes the negative active material.