▎ 摘　　要

NOVELTY - A photocatalytic material comprises activated carbon, titanium dioxide, zinc oxide, graphene, tourmaline powder, nano-copper solution, carvacrol and deionized water. USE - The photocatalytic material is useful for preparing the photocatalytic air epidemic prevention filter. ADVANTAGE - Harmful substances on the surface of activated carbon can be efficiently decomposed, so that the service life of the air filter element is greatly prolonged, and functions of sterilization, disinfection and peculiar smell decomposition of air can be comprehensively realized. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for the following: (1) a preparation method of the photocatalytic material comprising mixing activated carbon, titanium dioxide, zinc oxide. graphene, tourmaline powder, nano-copper solution, carvacrol and deionized water for 1-12 hours; and (2) a photocatalytic air epidemic prevention filter comprising a base material and the photocatalytic material uniformly attached to the surface of the base material, and obtained by drying and curing the photocatalytic material.