| abstract |
Disclosed is an electrolytic solution that provides an electric storage device that exhibits good charge / discharge characteristics and does not deteriorate over time due to charge / discharge. An electrolytic solution includes an electrolyte, a solvent, and a solid electrolyte interface film-forming agent, the solvent does not contain water, and the solid electrolyte interface film-forming agent has a carbon-carbon double bond at one cyclic position. Contains specific sultone compounds. [Selection figure] None |