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United States Patent Application

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A supercapacitor and a related electrolyte composition suitable for use in a supercapacitor are provided. An electrolyte composition can include a conductive sodium salt component comprising NaTFSI and a non-aqueous solvent component comprising dimethoxy ethane (DME). The conductive sodium salt component and the non-aqueous solvent component can be present at a molar ratio of NaTFSI:DME of 1:1 to 1:3, inclusive.
Nanda, Jagjit (Knoxville, TN), Ruther, Rose E. (Oak Ridge, TN), Delnick, Frank M. (Maryville, TN), Sun, Che-Nan (Williamsville, NY)
15/ 058,434
March 2, 2016
[0001] This invention was made with government support under Contract No. DE-AC05-00OR22725 awarded by the U.S. Department of Energy. The government has certain rights in the invention.