▎ 摘　　要

NOVELTY - Preparation of nano silver/graphene/polymer composite antibacterial liquid, involves ultrasonically dispersing graphene oxide in water to obtain solution (A), dissolving polyoxyethylene-polyoxypropylene-polyoxyethylene block copolymer in water and adding silver nitrate to obtain solution (B), dissolving polyoxyethylene-polyoxypropylene-polyoxyethylene block copolymer in water and adding acrylate to obtain solution (C), mixing solutions (A,B), mixing solution (C) and obtained nano silver/graphene composite, adding initiator, and polymerizing. USE - Preparation of nano silver/graphene/polymer composite antibacterial liquid (claimed). ADVANTAGE - The method enables uniform loading of silver nanoparticles on graphene, and uniform dispersion of nano silver/graphene composite in polymer emulsion to form a stable composite antibacterial liquid having excellent antibacterial property. DETAILED DESCRIPTION - Preparation of nano silver/graphene/polymer composite antibacterial liquid, involves ultrasonically dispersing graphene oxide in water to obtain solution (A), dissolving polyoxyethylene-polyoxypropylene-polyoxyethylene block copolymer in water and adding silver nitrate to obtain solution (B), dissolving polyoxyethylene-polyoxypropylene-polyoxyethylene block copolymer in water and adding acrylate to obtain solution (C), mixing solutions (A,B) to obtain nano silver/graphene composite aqueous solution, processing the solution to obtain nano silver/graphene composite, mixing solution (C) and nano silver/graphene composite, adding initiator, and polymerizing in a water bath at constant temperature.