| 摘要 |
PROBLEM TO BE SOLVED: To provide an electrolyte for a nonaqueous electrochemical device that achieves a nonaqueous secondary battery having both high temperature durability and antioxidation (high voltage) performance, and to provide a lithium ion secondary battery containing the same.SOLUTION: The electrolyte for a nonaqueous electrochemical device includes: a carbonate compound containing fluorine atoms; a compound of 0.0001 pts.mass or more and 10 pts.mass or less to 100 pts.mass of the carbonate compound containing fluorine atoms, having two or more carbonate groups; and a lithium salt. |
