Environment-friendly pressure sensitive adhesive tape with multilayer structure

The utility model provides an environment-friendly pressure sensitive adhesive tape with a multilayer structure. The pressure sensitive adhesive tape comprises a substrate layer and a pressure sensitive adhesive layer, wherein the pressure sensitive adhesive layer is located on the upper surface of the substrate layer, and a photocatalyst layer is further arranged on the lower surface of the substrate layer. The environment-friendly pressure sensitive adhesive tape has the benefits as follows: the prepared environment-friendly pressure sensitive adhesive tape with the multilayer structure can effectively remove toxic substances such as formaldehyde and the like in pressure sensitive adhesive and is applicable to special multifunctional adhesive tapes such as box sealing and packaging adhesive tapes, medical adhesive tapes, double-sided tapes, foaming adhesive tapes and the like, and environment friendliness, no aldehyde and benzene, safety and sanitation are guaranteed.