▎ 摘　　要

NOVELTY - Preparing composite insulator interface adhesive with barrier property involves mixing the ethyl orthosilicate with triethoxysilane, obtaining silane solution, mixing the silane solution and ethanol, water, adding graphene oxide to obtain graphene mixed solution, using pH regulator to adjust the pH value of thegraphene mixed solution, making the graphene mixed solution for dehydration condensation reaction, keeping the temperature of the graphene mixed solution after finishing adjusting, filtering and drying to obtain the functionalized graphene oxide, mixing the ethanol, water and acidic solution uniformly to obtain the ethanol solution with pH value of 3.5-4.5, mixing the functionalized graphene oxide with the ethanol solution, after stirring and ultrasonic processing, obtaining functionalized graphene oxide mixed solution, vinyl silane coupling agent is added to the functionalized graphene oxide mixed solution. USE - Method for preparing composite insulator interface adhesive with barrier property. ADVANTAGE - The composite insulator interface adhesive provided by the method can effectively block corrosive gas and water, and improves the barrier performance of the composite insulator interface. DETAILED DESCRIPTION - Preparing composite insulator interface adhesive with barrier property involves mixing the ethyl orthosilicate with triethoxysilane, obtaining silane solution, mixing the silane solution and ethanol, water, adding graphene oxide to obtain graphene mixed solution, using pH regulator to adjust the pH value of thegraphene mixed solution, making the graphene mixed solution for dehydration condensation reaction, keeping the temperature of the graphene mixed solution after finishing adjusting, filtering and drying to obtain the functionalized graphene oxide, mixing the ethanol, water and acidic solution uniformly to obtain the ethanol solution with pH value of 3.5-4.5, mixing the functionalized graphene oxide with the ethanol solution, after stirring and ultrasonic processing, obtaining functionalized graphene oxide mixed solution, vinyl silane coupling agent is added to the functionalized graphene oxide mixed solution, stirring for 5-10 minutes, putting in 60-70 degrees C oven to process for 1-2 hours to obtain composite insulator interface adhesive. An INDEPENDENT CLAIM is included for a composite insulator interface adhesive with barrier performance.