BATTERY MODULE AND MANUFACTURING METHOD THEREOF

A battery module according to one example of the present invention comprises at least one battery cell having a vent part, and a heat dissipation part disposed to face the vent part of the at least one battery cell and dissipating heat from the battery cell, wherein the heat dissipation part comprises a heat dissipation film, one side of which is attached to the battery cell to face the vent part of the battery cell, and a heat dissipation case coupled to the other side opposite to one side of the heat dissipation film to form a cooling flow passage.