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. 20, 2015
Filed:
Aug. 29, 2011
Daniel P. Abraham, Bolingbrook, IL (US);
Gang Cheng, Naperville, IL (US);
Daniel P. Abraham, Bolingbrook, IL (US);
Gang Cheng, Naperville, IL (US);
UChicago Argonne, LLC, Chicago, IL (US);
Abstract
The present invention provides an electrolyte composition for a lithium or lithium-ion battery comprising a lithium salt in a liquid carrier comprising (a) a linear alkyl carbonate solvent, a cyclic alkyl carbonate solvent, or a combination thereof, and (b) a glycerol carbonate derivative compound of Formula (I): wherein X is selected from O, O(CO)O, S, N, P, P(═O), B, and Si; n is 1 when X is O, O(CO)O, or S; n is 2 when x is N, P, P(═O), or B; n is 3 when X is Si; and each R independently is selected from alkyl, alkenyl, alkynyl, aryl, acyl, heteroaryl, a 5-member ring heterocyclic group, a 5-member ring heterocycle-substituted methyl group, trialkylsilyl, and any of the foregoing substituted with one or more fluoro substituents, provided that R is acyl only when X is O, S, or N, and R is not alkyl when X is O(CO)O.