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. 16, 2014
Filed:
Jul. 05, 2006
Applicants:
Jin-hee Kim, Yongin-si, KR;
Won-chull Han, Yongin-si, KR;
Jae-yun Min, Yongin-si, KR;
Inventors:
Assignee:
Samsung SDI Co., Ltd., Giheung-gu, Yongin-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); H01M 10/0525 (2010.01); H01M 2/14 (2006.01);
U.S. Cl.
CPC ...
H01M 2/166 (2013.01); H01M 2220/30 (2013.01); H01M 2/145 (2013.01); H01M 2/1673 (2013.01); H01M 10/0525 (2013.01); Y02E 60/12 (2013.01);
Abstract
A lithium rechargeable battery, which includes a separator having excellent mechanical strength such as elastic strength, swelling resistance, heat resistance, and peel strength. The lithium rechargeable battery includes a cathode, an anode, a separator for separating both electrodes from each other, and a non-aqueous electrolyte, wherein the separator includes a porous membrane formed of a ceramic material and a binder, and the binder has an elongation ratio of 200 to 300%.