▎ 摘　　要

NOVELTY - A functionalized graphene oxide loaded nano silver antibacterial material is prepared by taking polyethylene glycol and graphene oxide, adding 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide and N-hydroxysuccinimide, stirring, adjusting pH, adding aqueous silver nitrate, boiling, adding sodium citrate or sodium borohydride aqueous solution, and cooling. USE - Method for preparing functionalized graphene oxide loaded nano silver antibacterial material used for antibacterial and sterilization fields (claimed). ADVANTAGE - The material has good water solubility and stability, improved load efficiency and significant antibacterial activity.