| 摘要 |
PROBLEM TO BE SOLVED: To provide an electrolytic solution high in safety, also excellent in electric characteristics such as cycle characteristics, and capable of being suitably used for a secondary battery such as a lithium ion battery.SOLUTION: An electrolytic solution comprises an ionic liquid and an electrolyte material and contains bis(fluorosulfonyl)amide anion and bis(trifluorosulfonyl)amide anion in a molar ratio of 100:0-29:71. |
