| abstract |
(57) [Problem] To provide a non-aqueous electrolyte excellent in charge / discharge characteristics, load characteristics, and low-temperature characteristics, and a secondary battery using the same. SOLUTION: A non-aqueous electrolytic solution comprising a non-aqueous solvent containing a compound containing a cyanoethyl group represented by the general formula [1] and an electrolyte. R (O) n COOCH 2 CH 2 CN [1] (In the formula [1], R is hydrogen, a hydrocarbon group having 1 to 10 carbon atoms or —CH 2 CH 2 CN, and n is 0 or 1. ) |