Patent ID: 6384321
Filing Date: 2002-05-07
Classification: H01G,H01M,Y02E,Y02P

Abstract:
An electrolyte composition, comprising:an electrolyte containing at least one imidazolium salt selected from the group consisting of 1-methyl-3-propyl imidazolium iodide, 1-methyl-3-isopropyl imidazolium iodide, 1-methyl-3-butyl imidazolium iodide, 1-methyl-3-isobutyl imidazolium iodide and 1-methyl-3-sec-butyl imidazolium iodide; a halogen-containing compound dissolved in said electrolyte; and a compound dissolved in said electrolyte and containing at least one element selected from the group consisting of N, P and S, said compound being capable of forming an onium salt together with said halogen-containing compound.