| abstract |
According to the invention, functionalized and structurally modified silicas having 3-methacryloxypropylsilyl groups and / or glycidyloxypropylsilyl groups on the surface by mixing silica with silane and heat treating, crushing and pulverizing the mixture Is prepared.n n n This silica is used for radiation cured coatings.n n n Flame hydrolysis, scratch resistance, radiation cured coating, luminous intensity, grindometer values. |