QUATERNARY AMMONIUM SALT, ELECTROLYTE, ELECTROLYTE SOLUTION AND ELECTROCHEMICAL DEVICE

摘要

Disclosed is a quaternary ammonium salt represented by the following formula (1). (1) (In the formula, R1 represents a straight chain or branched alkyl group having 1-4 carbon atoms, R2 represents a straight chain or branched alkyl group having 1-3 carbon atoms, and X- represents CF3CO2-, CF3SO3BF3-, ClBF 3-, AlF4-, CF3BF 3-, C2F5BF3-, N(SO2F)2-, PF6-, AsF6- or SbF6-.)