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. 10, 2016
Filed:
Apr. 25, 2013
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Ho-Chun Lee, Daejeon, KR;
Jeong-Ju Cho, Daejeon, KR;
Assignee:
LG Chem, Ltd., , KR;
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0564 (2010.01); H01M 10/0567 (2010.01); H01M 4/525 (2010.01); H01M 4/583 (2010.01); H01M 10/0525 (2010.01); H01M 10/44 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0564 (2013.01); H01M 10/0567 (2013.01); H01M 4/525 (2013.01); H01M 4/583 (2013.01); H01M 10/0525 (2013.01); H01M 10/446 (2013.01); H01M 2300/0037 (2013.01); Y02T 10/7011 (2013.01);
Abstract
Disclosed is an electrolyte for a secondary battery comprising an electrolyte salt and an electrolyte solvent, the electrolyte further comprising both a lactam-based compound and a sulfinyl group-containing compound. Also, disclosed is an electrode having a solid electrolyte interface (SEI) film partially or totally formed on a surface thereof, the SEI film being formed by electrical reduction of the above compounds. Further, a secondary battery comprising the electrolyte and/or the electrode is disclosed.