Biological antibacterial dyeing nanofiber membrane and preparation method thereof

The invention discloses a biological antibacterial dyeing nanofiber membrane and a preparation method thereof, and belongs to the technical field of textile production and antibacterial materials. The biological antibacterial dyeing nanofiber membrane is prepared by adopting an electrostatic spinning method, the process is mature, the method is simple, the preparation process is green and pollution-free, and industrialization is easy to realize; polyethyleneimine is added into a high polymer solution of polyvinyl alcohol to serve as a spinning auxiliary agent, organic materials and inorganic materials are combined, the composite antibacterial material is prepared, the synergistic effect of different components is fully exerted, and high efficiency and comprehensiveness of antibacterial performance are achieved; ethyl vanillin is adopted as a biological dyeing antibacterial agent, so that the problems of drug resistance, safety and the like generated by microorganisms are solved while efficient and lasting ant