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:
May. 29, 2007
Filed:
Sep. 03, 2003
Applicants:
Hyeong-gon Noh, Suwon, KR;
Cheol-soo Jung, Ohsan, KR;
Eui-hwan Song, Suwon, KR;
Inventors:
Assignee:
Samsung SDI Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 6/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electrolyte of a lithium secondary battery includes lithium salts, an organic solvent with a high boiling point, and a carbonate-based additive compound having substituents selected from the group consisting of a halogen, a cyano (CN), and a nitro (NO). The electrolyte improves discharge, low temperature, and cycle life characteristics of a lithium secondary battery.