Abstract

This patent survey emphasizes applications of photocatalyst incorporated cement based materials. The patents from two companies, i.e., Italcementi and Toto Ltd., were emphasized in the manuscript due to their greater number of patents. The product survey reflected the current commercial photocatalysis market. Construction sector applications dominated the patents and products.

Keywords: Cement, hydrophilic, inorganic, photocatalysis, self cleaning, TiO₂.