Imparting of self-cleaning properties to surfaces, especially bricks and roofing tiles, comprises coating the surface with titanium dioxide in anatase form

摘要

Process for imparting self-cleaning properties to a surface, comprises coating the surface with titanium dioxide in anatase form. An Independent claim is also included for an article having a surface exposed to weathering, especially natural ultraviolet radiation, where the surface has a coating of titanium dioxide in anatase form.