ELECTROLYTIC COMPOSITIONS FOR ELECTRIC ENERGY STORAGE AND GENERATION DEVICES
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United States of America Patent
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Nov 23, 2017
app pub date -
Nov 3, 2015
filing date -
Nov 3, 2014
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Abstract
In one embodiment, the present invention relates to an electric device, comprising an electrolyte comprising a solvent; a first quaternary ammonium or phosphonium salt; and a second quaternary ammonium or phosphonium salt, containing an ammonium group having a general formula [NR1R2R3R4]+, or a phosphonium group having a general formula [PR1R2R3R4]+, wherein R1═R2, R3═R4, R2≠R3, and each R1, R2, R3 and R4 independently is a branched or unbranched alkyl group containing from 1 to about 20 carbon atoms, and in which each salt comprises an anion, and wherein the first and second ammonium or phosphonium are not the same. In another embodiment, the present invention relates to the electrolyte.
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