UV-cured matte white finish paint convenient to spray on mechanical arm and preparation method of UV-cured matte white finish paint

The invention provides a UV-cured matte white finish paint convenient to spray on the mechanical arm, wherein polyurethane acrylate resin is selected as matrix resin of the UV-cured matte white finish paint, the polyurethane acrylate resin is small in polarity, large in molecular weight and good in wetting and leveling property, and in addition, a wetting agent, a leveling agent, a dustproof auxiliary agent and the like are further compounded, so that the UV-cured matte white finish paint is capable of sagging and levelling; the spraying of multiple surfaces of a workpiece can be completed at a time by utilizing the mechanical arm, the construction difficulty of the matte white finish is simplified, and the construction efficiency is improved. The invention also provides a preparation method of the UV-cured matte white finish paint. The UV-cured matte white finish paint prepared by the preparation method is low in odor and more environment-friendly; in addition, the matte white finish paint also has certain r