| 摘要 |
There is provided an electrolytic solution comprising a chain carbonate (I) represented by the formula (I): wherein Rf is a fluorine-containing ether group (Ia) having, at its end, a moiety represented by the formula: HCFX (X is H or F); R is an alkyl group in which hydrogen atom may be substituted with halogen atom and hetero atom may be contained in its chain, and an electrolyte salt (II), and the electrolytic solution is excellent in flame retardance, low temperature characteristics, withstand voltage and compatibility with a hydrocarbon solvent and is high in solubility of an electrolyte salt.
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