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Modified lithium vanadium oxide electrode materials products and methods

United States Patent

6,004,697
December 21, 1999
View the Complete Patent at the US Patent & Trademark Office
A method of improving certain vanadium oxide formulations is presented. The method concerns fluorine doping formulations having a nominal formula of LiV.sub.3 O.sub.8. Preferred average formulations are provided wherein the average oxidation state of the vanadium is at least 4.6. Herein preferred fluorine doped vanadium oxide materials, electrodes using such materials, and batteries including at least one electrode therein comprising such materials are provided.
Thackeray; Michael M. (Naperville, IL), Kahaian; Arthur J. (Chicago, IL), Visser; Donald R. (Naperville, IL), Dees; Dennis W. (Downers Grove, IL), Benedek; Roy (Western Springs, IL)
Minnesota Mining & Manufacturing Co. (St. Paul, MN), Hydro-Quebec Corporation (Montreal, CA)
08/ 985,441
December 5, 1997
STATEMENT OF GOVERNMENT RIGHTS The Government of the United States of America has rights to this invention pursuant to Cooperative Agreement No. DE-FC02-91CE50336 awarded by the U.S. Department of Energy.