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. 06, 2016
Filed:
Nov. 18, 2013
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventor:
Iwao Fukuchi, Minoh, JP;
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/134 (2010.01); H01M 4/38 (2006.01); H01M 4/1395 (2010.01); H01M 4/62 (2006.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H01M 4/386 (2013.01); H01M 4/134 (2013.01); H01M 4/1395 (2013.01); H01M 4/387 (2013.01); H01M 4/622 (2013.01); H01M 10/052 (2013.01); Y02E 60/122 (2013.01);
Abstract
A negative electrode for a rechargeable lithium battery is disclosed. The negative electrode includes a current collector and a negative active material layer positioned on the current collector and including a negative active material and a binder, wherein the negative active material includes a silicon-based material, a tin-based material, or a combination thereof, and the binder includes an organic acid including a carboxyl group-containing polymer and an organic base having a cyclic structure. A method of preparing the same, and a rechargeable lithium battery including the same are also disclosed.