Industrial Technology Research Institute

Hsiao-Wen Huang

Che-Wei Chang

Chang-Chung Yang

Chien-Chih Chiang

Chun-Tsung Hsu

Ping-I Pan

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 additiveMX&#x2003;&#x2003;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; Xcan be F, Cl, Br, I, BF, PF, [(CFSO)N], CFSO, NO, CHCO, SO, CO, or [B(CO)]; 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 C-Cnitrogen-containing heterocyclic compound.

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 chloride, an imidazolium salt of Formula (I), an alkali halide, and an oxalate-containing borate wherein R, R, and Rare independently Calkyl, Calkenyl, Calkynyl, Calkoxy, Calkoxyalkyl, or Cfluoroalkyl; and Xis F, Cl, Br, or I. The metal chloride is aluminum chloride, iron chloride, zinc chloride, copper chloride, manganese chloride, chromium chloride, or a combination thereof.

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Hsiao-Wen Huang