| abstract |
The present invention relates to a polymer network; And an electrolyte impregnated on the polymer network, the polymer network comprising a unit A derived from a monomer comprising at least one copolymerized acrylate or acrylic acid, a unit C comprising a urethane, and at least one fluorine A gel polymer electrolyte formed by bonding an oligomer containing a unit E containing a substituted alkylene in a three-dimensional structure, and a lithium secondary battery comprising the gel polymer electrolyte. |