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:
Mar. 15, 2016
Filed:
Nov. 28, 2006
Applicants:
Min-seok Sung, Suwon-si, KR;
Joon-sup Kim, Suwon-si, KR;
Sung-soo Kim, Suwon-si, KR;
Inventors:
Assignee:
Samsung SDI Co., Ltd., Giheung-gu, Yongin-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/134 (2010.01); H01M 4/1395 (2010.01); H01M 4/131 (2010.01); H01M 4/136 (2010.01); H01M 4/1391 (2010.01); H01M 4/1397 (2010.01); H01M 10/0525 (2010.01); C22C 28/00 (2006.01); C22C 9/10 (2006.01); H01M 4/36 (2006.01); H01M 4/46 (2006.01); H01M 4/02 (2006.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/052 (2010.01); H01M 10/0587 (2010.01);
U.S. Cl.
CPC ...
C22C 28/00 (2013.01); C22C 9/10 (2013.01); H01M 4/134 (2013.01); H01M 4/362 (2013.01); H01M 4/46 (2013.01); H01M 4/02 (2013.01); H01M 4/463 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/052 (2013.01); H01M 10/0587 (2013.01); H01M 2004/021 (2013.01); Y02E 60/122 (2013.01);
Abstract
A negative active material for a rechargeable lithium battery and a rechargeable lithium battery including the negative active material have a negative active material including either Si or Sn active metal grains and a metal matrix composed of at least two metal elements that surrounds the active metal grains but does not react therewith.