| abstract |
The electrolyte additive for a secondary battery according to an embodiment of the present invention includes a compound including at least one functional group represented by the following Chemical Formulas 1 to 3: [Formula 1] [Formula 2] [Formula 3] (In Formula 3, R1, R2, and R3 are the same as or different from each other, and each independently represent hydrogen; or a substituted or unsubstituted straight or branched chain having less than 30 carbon atoms, an alkyl group, a cycloalkyl group, an alkenyl group, Any one or more selected from a cycloalkenyl group, an alkynyl group, an aryl group, a heteroaryl group, an arylalkyl group, and an arylalkenyl group; including). |