▎ 摘　　要

NOVELTY - Polymer chemical material comprises 6-8 pts. wt. aluminum trichloride hexahydrate, 4-6 pts. wt. urea, 4-5 pts. wt. graphene, 3-6 pts. wt. aromatic dianhydride, 3-5 pts. wt. aromatic diamine, 2-3 pts. wt. epoxy resin, 1-2 pts. wt. curing agent, and 1-2 pts. wt. dispersant. USE - Used as polymer chemical material. ADVANTAGE - The method: is simple, economical, and improves thermal conductivity of the prepared polymer chemical material. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing the polymer chemical materials, comprising (i) adding hexahydrate aluminum trichloride to absolute ethanol, stirring fully to obtain an ethanol solution of aluminum chloride, adding urea to absolute ethanol, stirring fully to obtain a urea ethanol solution; (ii) placing graphene into distilled water, performing ultrasonic dispersion to obtain graphene dispersion; (iii) mixing the graphene dispersion with the urea ethanol solution, heating to 60-70 degrees C, performing a constant temperature for 50 minutes, and stirring; (iv) continuing to maintain the temperature of 60-70 degrees C, under this condition, pouring aluminum chloride to the ethanol solution slowly and stirring for 10 minutes; (v) after stirring, allowing to stand, when the temperature drops to 30-40 degrees C, removing the supernatant and taking the bottom precipitate; and (vi) drying the precipitate under reduced pressure, after crushing, placing in the reaction kettle, passing in nitrogen for heating, cooling after heating, and extracting the nitrogen to obtain solid powder; (vii) mixing aromatic diamine with polar aprotic solvent and stir at 0-20 degrees C, adding aromatic dianhydride, heat at 50-60 degrees C for 50 minutes, filtering, washing with water, drying, and crushing to obtain the polyimide prepolymer; (viii) mixing the solid material powder, polyimide prepolymer, epoxy resin, curing agent, and dispersant, stirring and vacuum degas; and (ix) pouring the mixture into the mold and solidifying.