COMPOSITION FOR GEL POLYMER ELECTROLYTE, GEL POLYMER ELECTROLYTE PREPARED THEREFROM, AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME

The present invention provides a composition for a gel polymer electrolyte, the composition including a first oligomer represented by Formula 1, a second oligomer including a first repeating unit represented by Formula 2a derived from a styrene monomer, a polymerization initiator, a lithium salt, and a non-aqueous solvent. The present invention also provides a gel polymer electrolyte prepared using the same, and a lithium secondary battery.