▎ 摘　　要

NOVELTY - Preparation of graphene-polyaniline supercapacitor electrode material involves mixing sulfuric acid, graphite powder, sodium nitrate and potassium permanganate at 0-20 degrees C, reacting at 35 degrees C for 0-60 minutes, stirring for 30 minutes, adding deionized water, heating to 70-90 degrees C for 30 minutes, adding hydrogen peroxide, filtering, washing with hydrochloric acid and deionized water, drying, ultrasonic cleaning, adding hydrochloric acid, stirring, adding ammonium sulfate, reacting, filtering, washing, drying, ultrasonic cleaning, adjusting pH, centrifuging, washing, drying, and adjusting pH. USE - Method for preparing graphene-polyaniline supercapacitor electrode material (claimed) used for lithium ion batteries and military aerospace materials. ADVANTAGE - The material has high surface area, and improved high temperature resistance, corrosion resistance, strength and conductive performance. DETAILED DESCRIPTION - Preparation of graphene-polyaniline supercapacitor electrode material comprises mixing sulfuric acid, graphite powder, sodium nitrate and potassium permanganate at 0-20 degrees C, reacting at 35 degrees C for 0-60 minutes, stirring for 30 minutes, adding deionized water, heating to 70-90 degrees C for 30 minutes, adding hydrogen peroxide, filtering, washing with hydrochloric acid and deionized water, drying, ultrasonic cleaning, adding hydrochloric acid, stirring, adding ammonium sulfate, reacting, filtering, washing, drying, ultrasonic cleaning, adjusting pH, centrifuging, washing, drying, adjusting pH, adding reducing agent, reacting, filtering, washing, drying, adding hydrochloric acid, stirring, adding ammonium sulfate, reacting, filtering, washing, drying, adding conductive agent and binder, mixing, grinding, adding solvent, coating, drying, molding, and adding electrolyte solution.