| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lithium secondary battery improved in various characteristics such as storage characteristics, specifically high temperature cycle characteristics, even when an electrolyte containing phosphazenes and/or a phosphate ester are used. <P>SOLUTION: A nonaqueous electrolyte at least containing a lithium salt and a nonaqueous organic solvent contains at least one compound selected from phosphazenes and phosphate esters, and further contains a compound represented by the following general formula (1). <P>COPYRIGHT: (C)2013,JPO&INPIT |
