| abstract |
There are provided an ultraviolet-cutoffnmaterial comprising a material, capable of cutting offnultraviolet light, coated with a clay mineral, and anprocess for preparing an ultraviolet-cutoff material,ncomprising the steps of dispersing a clay mineral in anmedium, dispersing a material capable of cutting offnultraviolet light in a medium, mixing the twondispersion liquids prepared in the steps a) and b)ntogether to coat the material capable of cutting offnultraviolet light with the mixture, subjecting thenmixture to solid-liquid separation and heating thensolid matter provided in the step d). |