In order to overcome the problem of an existing secondary battery being difficult to achieve a balance among energy density, cycle performance and fast charging performance, the present invention provides a non-aqueous electrolyte solution, which comprises...

The present application belongs to the technical field of new energy, in particular to a non-aqueous electrolyte for a lithium ion battery and a lithium ion battery. The non-aqueous electrolyte for a lithium ion battery comprises a non-aqueous organic solv...