SOLVENT FOR ELECTROLYTIC SOLUTION, ELECTROLYTIC SOLUTION, ELECTROCHEMICAL DEVICE, SECONDARY BATTERY AND MODULE

摘要

PROBLEM TO BE SOLVED: To provide a solvent for an electrolytic solution, by which an electrochemical device superior in cycle characteristics can be obtained.SOLUTION: A solvent for an electrolytic solution comprises: cyclic carbonate (1-1) expressed by the following formula (1-1): [Formula 1] (In the formula (1-1), Rfand Rfare a fluorinated alkyl group which may have an ether bond or a fluorinated alkoxy group which may have an ether bond, provided that they may be the same or different from each other).SELECTED DRAWING: None