FREE STANDING FILM FOR DRY ELECTRODE, MANUFACTURING METHOD THEREOF, DRY ELECTRODE COMPRISING THE SAME, AND SECONDARY BATTERY

According to one embodiment of the present disclosure, there is provided a free-standing film for dry electrode, the free-standing film comprising an active material, a binder including a fibrous polymer, and a support, wherein the support is a surface-oxidized vapor grown carbon fiber (Ox-VGCF), a manufacturing method thereof, a dry electrode including the same, and a secondary battery.