| abstract |
(57) [Problem] To provide a polymer solid electrolyte containing an electrolyte composed of a polymer matrix, a polymerization initiator, an inorganic salt and a solvent, and a lithium secondary battery employing the same. The solid polymer matrix comprises a copolymer of a vinyl monomer having an amide group in a side chain and a polymer having an oxyethylene repeating unit. The solid polymer electrolyte according to the present invention has excellent conductivity and excellent mechanical properties, and is easy to process. |