Birch, Stewart, Kolasch & Birch, LLP
Electrolyte composition and metal-ion battery employing the same
An electrolyte composition and a metal-ion battery employing the same are provided. The electrolyte composition includes a metal salt of Formula (I), an ionic liquid, and an additive MiXj  Formula (I), wherein M can be lithium ion, sodium ion, potassium ion, beryllium ion, magnesium ion, calcium ion, scandium ion, yttrium ion, titanium ion, zirconium ion, hafnium ion, vanadium ion, niobium ion, tantalum ion, chromium ion, molybdenum ion, tungsten ion, manganese ion, technetium ion, rhenium ion, iron ion, ruthenium, osmium ion, cobalt ion, rhodium ion, iridium ion, nickel ion, palladium ion, platinum ion, copper ion, silver ion, gold ion, zinc ion, cadmium ion, mercuric ion, indium ion, thallium ion, tin ion, lead ions, arsenic ions, antimony ions, bismuth ion, gallium ion, or aluminum ion; X− can be F−, Cl−, Br−, I−, BF4, PF6−, [(CF3SO2)2N]−, CF3SO3−, NO3−, CH3CO2−, SO42−, C2O42−, or [B(C2O4)2]−; and i is 1, 2, 3, 4, 5, or 6; and j is 1, 2, 3, 4, 5, or 6. The additive includes a substituted or unsubstituted C5-C30 nitrogen-containing heterocyclic compound. 
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
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Ping-I Che-Wei Chien-Chih Chun-Tsung Hsiao-Wen Chang-Chung
Pan Chang Chiang Hsu Huang Yang