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ELECTROLYTE MIXTURES USEFUL FOR LI-ION BATTERIES

United States Patent Application

20090286163
A1
View the Complete Application at the US Patent & Trademark Office
Lawrence Berkeley National Laboratory - Visit the Technology Transfer and Intellectual Property Management Department Website
The present invention provides for the preparation of ionic liquid-lithium salt-low molecular weight liquid polymer mixtures. The mixture is useful as an electrolytic solution. Thus, the mixture is suitable as an electrolyte in batteries and supercapacitors as well as an active material for solid state light-emitting devices or polymer light-emitting displays or an electro deposition of alkali metals such as lithium, sodium, or potassium in the field of research or industry. The present invention further provides for a method making the mixture. Additionally, the present invention provides for a lithium battery comprising the mixture and a method of making the lithium battery.
Shin, Joon Ho (San Jose, CA), Cairns, Elton J. (Walnut Creek, CA)
The Regents of the University of California (Oakland CA)
12/ 274,012
November 19, 2008
STATEMENT OF GOVERNMENTAL SUPPORT [0002] The invention described and claimed herein was made in part utilizing funds supplied by the U.S. Department of Energy (DOE) under Contract No. DE-AC02-05CH11231 through the DOE Laboratory Directed Research and Development (LDRD) program and the DOE Office of Basic Energy Sciences (BES). The government has certain rights in this invention.