▎ 摘　　要

NOVELTY - An antifouling ultra-filtration film with nitrogen-doped graphene oxide/titania composite particle is prepared by pumping nitrogen, taking graphene oxide, adding distilled water, ultrasonicating for 1 hour, adding urea, stirring, heating, adding distilled water, washing, freeze drying, adding titania particles, ultrasonicating for 30 minutes, heating, adding distilled water, washing, freeze drying, adding organic solvent, dispersing, adding film material and film forming additive, mixing, obtaining casting solution, deaerating, casting, and smoothing surface. USE - Method for preparing antifouling ultra-filtration film with nitrogen-doped graphene oxide/titania composite particle (claimed). ADVANTAGE - The product has improved pollution resistant capability.