▎ 摘　　要

NOVELTY - Heat-conducting and electricity-conducting functional paint comprises 20-60 pts. wt. film-forming resin substrate, 5-15 pts. wt. graphene heat-conductive functional filler, 10-35 pts. wt. pigment filler, 10-60 pts. wt. solvent, and 3-10 pts. wt. auxiliary agent. USE - Used as heat-conducting and electricity-conducting functional paint. ADVANTAGE - The paint: has weather resistance, water resistance, adhesion, and film formation properties. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing the heat-conducting and electricity-conducting functional paint comprising (1) adding graphene oxide to deionized water to prepare 1 mg/ml aqueous solution of graphene oxide, adding 1 wt.% surfactant of sodium dodecylbenzenesulfonate (SDBS) or sodium dodecyl sulfate (SDS) to aqueous solution, ultrasonicating for 30 minutes, adjusting the pH of the system to 9.5-10 with diethanolamine, adding 1/10 volume of hydrazine hydrate to above graphene oxide dispersion, heating system to 80 degrees C, stirring and reacting at low speed for 24 hours, reducing the graphene oxide to graphene, carrying filtration to obtain 1 mg/ml aqueous graphene solution, adding NMP ( 0.3-0.5 mmol NMP added per 1 ml of graphene aqueous solution) to the 1 mg/mL graphene aqueous solution, stirring at low speed for 1-2 hours, to obatin NMP (N-methylpyrrolidone) modified graphene aqueous dispersion; (2) weighing functionalized graphene solution, acrylic monomer and functional modified monomer, adding emulsifier and deionized water into the round bottom flask, carrying high-speed pre-emulsification for 30 minute to obtain pre-emulsion; providing four-necked flask with stirring device, dropping funnel, condenser, and thermometer, sequentially adding 1/3 pre-emulsion and 1/3 initiator aqueous solution, stirring, heating to 80 degrees C, polymerizing for 30-45 minutes, when the blue fluorescence appears, dropwise adding remaining 2/3 pre-emulsion and 1/3 initiator aqueous solution with funnel, dropwise adding time is 1-1.5 hours, heating to 85 degrees C for 45 minutes to obtain graphene-styrene-acrylic emulsion; (3) adding initiator, fluorine-containing olefin monomer, and emulsifier into four-necked flask equipped with stirring device, dropping funnel, condenser, and thermometer under nitrogen atmosphere, and stirring uniformly (solution-1); mixing the acrylic monomer with mixed solvent (3,5,5-trimethyl-2-cyclohexen-1-one:ethanol:deionized water in volume ratio of 1:2-5:10-15) and stirring well (solution 2) and heating to 60 degrees C; stirring, dropwise adding 1/2 solution-1 to solution-2 within 30-45 minutes, heating until 70-80 degrees C, stirring for 1.5-2 hours (solution 3), dropwise adding remaining solution 1 to solution-3 within 30-45 minutes, stirring for 2.5-3 hours, adding chain transfer agent, stirring uniformly, removing the nitrogen atmosphere, and cooling to obtain fluorine-modified aqueous acrylic emulsion; and (4) adding thermal conductive functional filler, pigment filler, solvent and auxiliary agent to container, first stirring at 1000-2000 revolutions/minute for 10 minutes, stirring at 20-3000 revolutions/minute for 20-30 minutes, making into paint slurry; adding cross-linked alkyd resin emulsion, fluorine-modified aqueous acrylic emulsion, graphene-styrene-acrylic emulsion into paint slurry under stirring at 1000 revolutions/minute for 20 minutes, adding pH adjuster, adjusting the pH of the system to 7-8; adding thickening agent to adjust the viscosity of the system, stirring at 1500-2000 revolutions/minute for 30-45 minutes.