▎ 摘　　要

NOVELTY - Preparing high thermal conductivity resin comprises using device including mixing unit and material taking unit, (i) introducing thermally conductive filler and low dielectric loss resin into preheating machine, and carrying out preheating treatment to it by preheating machine; (ii) weighing graphene that is 1:2 with mass ratio of thermally conductive filler, passing into mixing drum, at same time, transporting organic solvent, curing catalyst and active monomer in material storage box in equal amounts through the conveyor belt frame, transported material finally entering the mixing drum, when the mass ratio of graphene to it satisfies 1:0.1%:0.05%:0.05%, stopping transportation; (iii) passing the thermally conductive filler and low dielectric loss resin after preheating into the mixing drum, driving a rotating column by motor one to rotate, and stirring mixed material to make it well mixed; and (iv) passing uniformly mixed material into ball mill and carrying ball milling process. USE - The high thermal conductivity resin is useful for PCB plug holes (claimed). ADVANTAGE - The method: ensure quality of high heat-conducting resin. DETAILED DESCRIPTION - Preparing high thermal conductivity resin comprises using device including mixing unit and material taking unit, (i) introducing thermally conductive filler and low dielectric loss resin with a mass ratio of 1:0.02 into the preheating machine, and carrying out preheating treatment to it by preheating machine at 150 ℃; (ii) weighing graphene that is 1:2 with the mass ratio of thermally conductive filler, passing into mixing drum, at same time, transporting organic solvent, curing catalyst and active monomer in the material storage box in equal amounts through the conveyor belt frame, transportation mass ratio is 2:1:1, transported material finally entering the mixing drum, when the mass ratio of graphene to it satisfies 1:0.1%:0.05%:0.05%, stopping transportation; (iii) passing the thermally conductive filler and low dielectric loss resin after preheating into the mixing drum, driving a rotating column by motor one to rotate, and stirring mixed material to make it well mixed; and (iv) passing the uniformly mixed material into ball mill and carrying ball milling process for 5 hours, placing the material obtained after ball milling in a vacuum hot oil press for heating and laminating treatment, heat preserving to obtain high thermal conductivity plugging resin; material taking unit is fixedly installed on the upper end of the mixing unit; the mixing unit comprises a tripod support, the upper end of the tripod support is fixedly equipped with a ball mill, a mixing drum is fixedly installed on the ball mill, a feed pipe is fixedly installed on the mixing drum, the outer wall of the mixing drum is fixedly equipped with an insulating shell, the transport drum and the mixing drum are perpendicular to each other, and the upper end of the mixing drum is fixedly equipped with a motor one by a motor seat, motor one output shaft is fixedly installed with heat shield, the lower end of the heat shield is fixedly equipped with a rotating column, the inside of the mixing drum and the inside of the rotating column are fixedly equipped with heating wires, the outer end surface of the rotating column is uniformly rotated and connected with a telescopic stirring rod, the outer end surface of the rotating column is evenly fixed with a scraper frame, the mixing drum is made of a ceramic drum, and the inner wall of the mixing drum is evenly provided with irregular annular grooves, rolling connection between the end of the telescopic stirring rod and the irregular annular groove, both the telescopic stirring rod and the scraper frame are heat-conducting and corrosion-resistant materials; the material taking unit comprises a feeding cylinder, a feeding cylinder is fixedly installed on the left side of the upper end of the mixing drum, the outer end of the upper side of the feeding cylinder is evenly fixed with a conveyor belt frame, the material storage box is fixedly installed on the right end of the conveyor belt frame, a preheating machine is fixedly installed on the left side of the upper end of the mixing drum.