▎ 摘　　要

NOVELTY - Preparing graphene isopropanol solution involves adding graphite to organic solution in graphite configuration solution, fully stirring for 30 minutes, ultrasonic through the solvent molecule inserted layer of layer to graphite, expandable graphite in the protection of argon pneuma by rapid heating at 7-80 degrees C for 20 minutes, obtain expanded graphite, using the ultrasonic dispersion of liquid phase stripping method for expanded graphite stripping process, obtain the graphene oxide solution, filtering, washing and drying to obtain graphene solid powder. USE - For preparing graphene isopropanol solution (claimed), used in integrated circuit, an energy storage material, flexible display material, biological pharmacy, aerospace, environment-friendly material, hot material, high strength steel. ADVANTAGE - The graphene isopropanol is useful dispersant in the preparation of polymer masterbatch graphene. DETAILED DESCRIPTION - Preparing graphene isopropanol solution involves adding graphite to organic solution in graphite configuration solution, fully stirring for 30 minutes, ultrasonic through the solvent molecule inserted layer of layer to graphite, expandable graphite in the protection of argon pneuma by rapid heating at 7-80 degrees C for 20 minutes, obtain expanded graphite, (3) using the ultrasonic dispersion of liquid phase stripping method for expanded graphite stripping process, obtain the graphene oxide solution, (4) filtering, washing and drying to obtain graphene solid powder, (5) mixing the graphene solid ultrasonically dispersing solution in isopropyl alcohol, obtain uniformity of graphene dispersing isopropyl alcohol solution.