EUTECTIC SOLVENTS AS ELECTROLYTE/CATHOLYTE FOR SAFE AND HIGH PERFORMANCE LITHIUM SULFUR BATTERIES

摘要

Disclosed is an electrolyte in communication with an anode and a cathode of a battery. The electrolyte includes a eutectic solvent including ε-caprolactam (CPL), acetamide, imidazole, urea, amide, o-toluic acid, benzoic acid, furoic acid, quaternary ammonium type salts, or combinations thereof in equimolar concentration; and a sulfide. The sulfide including an alkali sulfide, an alkali polysulfide, or combinations thereof. Also disclosed is a battery including an anode and a cathode and the aforementioned electrolyte.