Patent ID: 8647565

Claim:
A multifunctional paint coat with the photocatalytic and sanitary effects, based on TiO 2 nanoparticles, wherein TiO 2 nanoparticles are mounted onto nanoparticles of a highly porous inorganic substance, wherein the highly porous inorganic substance is a reaction product of two components, wherein the first component is at least one water insoluble compound of calcium selected from the group of nano-calcium carbonate, lime, calcium hydroxide and mixtures thereof and the second component is at least one water soluble metal sulfate selected from the group of copper sulfate, zinc sulfate, silver sulfate or their mixtures, and wherein the content of TiO 2 is from 5 to 90 weight percent, and the thickness of the photocatalytic paint coat is in the range from 0.1 to 100 micrometers.