Protective paint for colored flags of dragon boat used in Dragon Boat Festival

The invention discloses protective paint for colored flags of a dragon boat used in the Dragon Boat Festival and relates to the technical field of festival ornamental product processing and reconstruction. The protective paint is characterized by being prepared from, by weight, 12 parts of natural rubber, 2 parts of tetradecyl methacrylate, 3 parts of zinc oxide, 3 parts of calcium carbonate powder, 5 parts of benzophenone, 8 parts of dioctyl phthalate, 5 parts of antioxidant 1010, 4 parts of titanyl sulfate, 2 parts of benzotriazole, 11 parts of polypropylene, 3 parts of carbon black N330, 7 parts of polydimethylsiloxane, 3 parts of maleic anhydride, 1 part of ammonium metavanadate, 4 parts of tributyl citrate, 5 parts of polytetrafluoroethylene, 2 parts of phthalic acid ester and 11 parts of finishing agent. The protective paint is reasonable in method, easy to operate and reasonable in compounding ratio.