abstract |
(57) [Summary] Electrolysis containing 1,3-dioxolane as a single solvent or one component of a mixed solvent, and lithium trifluoromethanesulfonate as one component of a single electrolyte salt or a mixed electrolyte salt A tertiary amine has been added to the liquid. According to the present invention, the storage characteristics of a lithium battery provided with an electrolytic solution containing 1,3-dioxolane as a single solvent or as a component of a mixed solvent are improved. |