▎ 摘　　要

NOVELTY - Preparing graphene oxide-anatase nano-titanium dioxide composite modified sol comprises adding tetrabutyl titanate to absolute ethanol and ultrasonically dispersing to obtain solution A, placing graphene oxide in absolute ethanol solution and ultrasonically dispersing to obtain suspension B, mixing hydrochloric acid, anhydrous ethanol and deionized water to obtain solution C, mixing solution A and suspension B, magnetically stirring, adding solution C to mixed liquid of solution A and suspension B in a drop wise manner for stirring and reaction, adding modifier in a drop wise manner, heating and stirring reaction to obtain final product. USE - The graphene oxide-anatase nano-titanium dioxide composite modified sol is useful for composite of photocatalytic antibacterial coating. ADVANTAGE - The titanium dioxide composite modified sol: has uniform particle size dispersion, light color and obvious spectral deviation. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for graphene oxide-anatase nano-titanium dioxide composite modified sol obtained by above method.