Preparation method and application of electron beam curable paint and electron beam curable coating

A preparation method of an electron beam curable coating, comprising the following steps:

• mixing 5˜50 parts by weight of a dispersion solution of an inorganic nanomaterial, 1˜10 parts by weight of a dispersion solution of an inorganic ultraviolet nano-absorbent, 2˜30 parts by weight of a polyfunctional monomer, and 10˜80 parts by weight of an acrylic prepolymer to obtain a paint;
• coating the paint on a substrate, followed by electron beam curing to obtain an electron beam curable coating;
• wherein the preparation method of the dispersion solution of the inorganic nanomaterial comprises the following steps:
• A) mixing a solution of the inorganic nanomaterial with an organic solvent to obtain a mixed solution, adjusting the pH of the mixed solution;
• B) reacting the solution obtained in step A), an acrylate monomer with a silane coupling agent to obtain the dispersion solution of the inorganic nanomaterial;
• and
• the preparation method of the dispersion solution of the inorganic ultraviolet absorbent comprises the following steps:
• A) mixing a solution of the inorganic ultraviolet nano-absorbent with an organic solvent to obtain a mixed solution, adjusting the pH of the mixed solution;
• B) reacting the solution obtained in step A), an acrylate monomer with a silane coupling agent to obtain the dispersion solution of the inorganic ultraviolet nano-absorbent;
• the inorganic nanomaterial is one or two of silicon dioxide and aluminum oxide;
• the inorganic ultraviolet nano-absorbent is titanium dioxide or zinc oxide.