NON-AQUEOUS ELECTROLYTE, SECONDARY BATTERY AND ELECTRIC DEVICE

Abstract

A non-aqueous electrolyte, a secondary battery and an electric device are described. The non-aqueous electrolyte comprises additives; the additives comprise a first additive and a second additive; the first additive is any one or more cyclic sulfate compounds having a structure represented by general formula (I); the second additive is an organic base additive; the organic base additive comprises any one or more of groups consisting of 5-12 membered aromatic heterocyclic organic bases or 5-12 membered aliphatic heterocyclic organic bases; ring structures in the 5-12 membered aromatic heterocyclic organic bases and the 5-12 membered aliphatic heterocyclic organic bases contain nitrogen atoms.

CPC Classifications