Composite antibacterial mildew-proof material as well as preparation method and application thereof

The invention discloses a composite antibacterial and mildew-proof material and a preparation method and application thereof.The composite antibacterial and mildew-proof material comprises PVC resin, a plasticizer, an inorganic filler, a lubricant, a stabilizer and a composite antibacterial agent, the composite antibacterial agent comprises an organic antibacterial agent and an inorganic antibacterial agent, the inorganic antibacterial agent comprises atomic-scale metal and a carrier, and the carrier is composed of an inorganic filler and an inorganic filler. The atomic-scale metal is anchored on the carrier in a monatomic form. The antibacterial and antiviral performance of the composite antibacterial and mildew-proof material is improved, the maintenance life of the antibacterial and mildew-proof function is prolonged, and meanwhile, the cost is also reduced.