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. 06, 2015
Filed:
Mar. 13, 2013
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventors:
Byungjoo Chung, Yongin-si, KR;
Namseon Kim, Yuseong-gu, KR;
Yangsoo Kim, Yuseong-gu, KR;
Kwangshik Choi, Yuseong-gu, KR;
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/62 (2006.01); H01M 4/38 (2006.01); H01M 4/134 (2010.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H01M 4/622 (2013.01); H01M 4/134 (2013.01); H01M 4/38 (2013.01); H01L 10/052 (2013.01); H01M 4/386 (2013.01);
Abstract
Provided is a binder for an electrode of a lithium rechargeable battery including a copolymer of Chemical Formula 1, which increases adhesion between the electrode and an active material by employing a copolymer based on polyacrylamide, while having excellent heat resistance and mechanical strength, an electrode for a rechargeable battery including the same, and a rechargeable battery including the electrode. The binder and electrode can improve charge and discharge cycle life characteristics of the rechargeable battery.