▎ 摘　　要

NOVELTY - Preparation of polyaniline composite hard conductive graphene material includes adding maleic anhydride to deionized water bath heating, adding rosin, heating, discharging, adding diisopropylethanolamine, and stirring to obtain rosin alcoholamine; adding tetraethyl orthosilicate to deionized water, stirring, adding viscosity modifier, heating, dropping ammonia, cooling, and adding rosin alcoholamine to obtain alcoholamine sol dispersion; and adding graphene oxide with acetone, heating, adding alcoholamine sol dispersion, distilling, filtering, washing, and drying. USE - Method for preparation of polyaniline composite hard conductive graphene material (claimed). ADVANTAGE - The polyaniline composite hard conductive graphene material has good hardness and strength, improved mechanical properties, dispersibility, stability and elongation at break, and good electrical conductivity. DETAILED DESCRIPTION - Preparation of polyaniline composite hard conductive graphene material comprises: (A) adding 1-3 pts. wt. maleic anhydride to 80-90 times deionized water, stirring, water bath heating to 80-90 degrees C, adding 4-6 pts. wt. rosin, heating for 10-20 minutes, discharging, adding 0.7-1 pt. wt. diisopropylethanolamine, and stirring to obtain rosin alcoholamine; (B) adding 10-15 pts. wt. tetraethyl orthosilicate to 47-50 times deionized water, stirring, adding 3-5 pts. wt. viscosity modifier, heating to 60-70 degrees C for 6-10 minutes, dropping 10-12% ammonia, adjusting pH to 10-13, cooling room temperature, and stirring for 3-4 hours to obtain sticky sol; (C) adding rosin alcoholamine, and stirring at speed of 1200-1300 revolutions/minute (rpm) for 17-20 minutes to obtain alcoholamine sol dispersion; (D) adding 18-20 pts. wt. graphene oxide with 170-200 times acetone, heating to 35-40 degrees C, adding alcoholamine sol dispersion, keeping warm for 1-2 hours, distilling to remove acetone and ethanol, filtering, washing, and drying to room temperature; (E) adding 70-80 times deionized water, adding 1-2 pts. wt. saturated octadecyl amide, stirring at 50-60 degrees C for 20-30 minutes, adding 4-6 pts. wt. sulfamic acid, and stirring at speed of 700-800 rpm for 3-4 minutes to obtain acidified alcoholamine graphene sol dispersion; (F) adding 3-4 pts. wt. initiator with 80-100 times deionized water, and stirring to obtain initiator solution; and (G) adding 100-110 pts. wt. n-salicylanilide with 10-13 times deionized water, stirring, adding 0.8-1 pt. wt. dibutyltin dilaurate and acidified alcoholamine graphene sol dispersion, stirring, purging with nitrogen, heating to 70-75 degrees C, adding initiator solution, keeping warm for 4-6 hours, discharging, filtering, washing, vacuum drying to 90-100 degrees C for 2-3 hours, and cooling to room temperature.