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Polymer nanocomposites for lithium battery applications

United States Patent

7,077,983
July 18, 2006
View the Complete Patent at the US Patent & Trademark Office
Argonne National Laboratory - Visit the Technology Development and Commercialization Website
A single ion-conducting nanocomposite of a substantially amorphous polyethylene ether and a negatively charged synthetic smectite clay useful as an electrolyte. Excess SiO.sub.2 improves conductivity and when combined with synthetic hectorite forms superior membranes for batteries. A method of making membranes is also disclosed.
Sandi-Tapia; Giselle (Glen Ellyn, IL), Gregar; Kathleen Carrado (Naperville, IL)
University of Chicago (Chicago, IL)
10/ 334,880
20040126667
December 31, 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.