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High cation transport polymer electrolyte

United States Patent

June 5, 2007
View the Complete Patent at the US Patent & Trademark Office
Argonne National Laboratory - Visit the Technology Development and Commercialization Website
A solid state ion conducting electrolyte and a battery incorporating same. The electrolyte includes a polymer matrix with an alkali metal salt dissolved therein, the salt having an anion with a long or branched chain having not less than 5 carbon or silicon atoms therein. The polymer is preferably a polyether and the salt anion is preferably an alkyl or silyl moiety of from 5 to about 150 carbon/silicon atoms.
Gerald, II; Rex E. (Brookfield, IL), Rathke; Jerome W. (Homer Glen, IL), Klingler; Robert J. (Westmont, IL)
UChicago Argonne, LLC (Chicago, IL)
10/ 315,904
December 10, 2002
CONTRACTUAL ORIGIN OF THE INVENTION The United States Government has rights in this invention pursuant to Contract No. W-31-109-ENG-38 between the U.S. Department of Energy (DOE) and The University of Chicago representing Argonne National Laboratory.