FILM-TYPE NEGATIVE ELECTRODE FILLED WITH ACTIVE MATERIAL AND METHOD FOR MANUFACTURING SAME

There are provided a film-type negative electrode filled with an active material and a method of manufacturing the same. The negative electrode according to the present invention includes a porous base film and a negative active material nanoparticle filled in pores of the porous base film. According to the present invention, an excessive change in volume of a negative active material can be minimized during charging and discharging so as to improve a lifespan characteristic.