| 摘要 |
<p>The present invention provides a nonaqueous electrolyte solution for a secondary battery, the nonagunous electrolyte 5 solution containing an electrolyte, a solvent, an.d an additive, in which the additi..ve contains a compoundrepresented by formula (1) below, and the content of the compound is 0.01 to 10 parts by mass relative to 100 parts by mass of the total of the solvent_ A nonagueous electrolyte 10 secondary battery that uses the nonagueb.us electrolyte secondary battery of the present invention has high charge-discharge characteristics from low temperatures to high temperatures and further has good high-temperature characteristics and good overcharge characteristics.R1- Si R2/CH3 CO- 0 0 - CO- CH3 ( 1 )(In the formula (1), R1 represents an alkyl group having 1 to 6 carbon atoms, a phenyl group, or an acetoxy group, and 62 represents an alkyl group having 1 to 6 carbon atoms, a phenyi group, or a vinyl group.)</p> |
