| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte for a battery having high fire resistance and capable of giving excellent heat resistance to a positive electrode material for the battery. <P>SOLUTION: The nonaqueous electrolyte for the battery contains a nonaqueous solvent including a cyclic phosphazene compound represented by general formula (1): (NPR<SB>2</SB>)<SB>n</SB>... (1) [in the formula, R represents independently fluorine, an alkoxy group, or an aryloxy group; n represents 3-4], at least a methyl ester compound selected from the group comprising methyl phosphate, methyl propionate, and methyl butyrate, and a supporting electrolyte. <P>COPYRIGHT: (C)2009,JPO&INPIT |
