Electrolyte and lithium ion battery
A technology of electrolyte and lithium salt, applied in the field of electrolyte and lithium ion battery, can solve the problems of small impedance of covering film, increase of interface impedance, decrease of kinetic performance of lithium ion migration and diffusion, etc., to improve safety performance and service life, The effect of improving storage performance
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[0012] The electrolyte solution and the lithium ion battery according to the present invention will be described in detail below.
[0013] First, the electrolytic solution according to the first aspect of the present invention will be described.
[0014] The electrolytic solution according to the first aspect of the present invention includes: a lithium salt; an organic solvent; and an additive. The additives include a first additive. The first additive includes alkyl lithium sulfate and fluoroether. The alkyl lithium sulfate is selected from one or more of the compounds shown in formula 1; wherein, R is selected from alkyl groups with 1 to 20 carbon atoms, alkoxy groups with 2 to 20 carbon atoms, carbon Aryl group with 6 to 12 atoms, alkenyl group with 2 to 10 carbon atoms, alkynyl group with 2 to 10 carbon atoms, chain or cyclic ester group with 3 to 18 carbon atoms, carbon atom One of silicon atom-containing organic groups with 4 to 10 carbon atoms and cyano group with 2...
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