AIRWAVES-PASSING-TYPE HEAT DISSIPATION SHEET AND COMMUNICATION MODULE COMPRISING SAME

摘要

The communication module according to one embodiment of the present invention comprises: a printed circuit board; an antenna unit and electronic components arranged on the printed circuit board; and a sheet layer arranged on the antenna unit and the electronic components, wherein the sheet layer comprises 15-35% of a polymer resin and 65-85 wt% of flat boron nitride, the flat boron nitride has an average particle size (D50) of 40-50㎛, a D10 of 15-25㎛, and a D90 of 75-85㎛, and the θ50 of the flat boron nitride is arranged to form an angle of 40° or less with horizontal components of the sheet layer.