NONAQUEOUS ELECTROLYTE SOLUTION AND NONAQUEOUS SECONDARY BATTERY

摘要

A nonaqueous electrolyte solution containing a nonaqueous solvent, an electrolyte, and a combustion inhibitor, wherein the combustion inhibitor contains a phosphazene compound and the nonaqueous electrolyte solution satisfies a specific condition defined in terms of the boiling point of the combustion inhibitor, the boiling point of the solvent, and the like.