The product is specially developed hydroxyphenyl-benzotriazole ultraviolet absorbent for industrial coating applications, its high temperature resistance and extraction resistance make it particularly suitable for industrial and automotive coatings. It is miscible with all common solvents and can be easily added to the water system by dilution with a water-solution solvent. In addition, it can inhibit or delay light loss, cracking, discoloration, foaming, fall-off and other problems under the synergistic action of combining with blocked amine free radical capture agent, and improve the weather resistance of paint film.