Disclosed is a functional type wallpaper material having the air purification function, belonging to the interior decoration material technique field, and containing the components, in weight percentage: 1.5 percent to 2.5 percent of titanium dioxide nano-sized powder, 1 percent to 2.5 percent of silicon dioxide nano-sized powder, 0.5 percent to 1.5 percent of zinc oxide powder, 2 percent to 3.5 percent of negative ion powder, 0.5 percent to 1.5 percent of inorganic antibacterial powder, 0.5 percent to 1 percent of iron trioxide, 4 percent to 6 percent of conductive powder, 2.5 percent to 5 percent of polyaniline, 25 percent to 31 percent of polyvinyl chloride, 5 percent to 5.5 percent of titanium pigment, 15 percent to 18.5 percent of di-n-octyl phthalate dioctyl phthalate, 12.5 percent to 18 percent of calcium carbonate, and 3 percent to 30 percent of auxiliary agent. The wallpaper prepared by the materials can remove formaldehyde and peculiar smell, and is antibacterial and mildew-proof, and can release negative ions and resist electromagnetic radiation, as well as greatly improving the indoor air quality for people and solving the indoor air pollution.