Non Aqueous Electrolyte Comprising Additive For Non Aqueous Electrolyte, And Lithium Secondary Battery Comprising Same

Abstract: The present invention provides non-aqueous electrolyte comprising an additive for non-aqueous electrolyte expressed by chemical formula 1 below. [Chemical formula 1] In chemical formula 1, R1 to R5 are each independently selected from the group consisting of H, an alkyl group having from 1 to 10 carbon atoms, and an alkoxy group having from 1 to 10 carbon atoms, and R may be an aliphatic unsaturated hydrocarbon group having from 2 to 10 carbon atoms or -OR' (R' is an aliphatic unsaturated hydrocarbon group having from 2 to 10 carbon atoms).

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