Patent ID: 9517459
Filing Date: 2016-12-13
CPC Classification: B01J,G02B

Claim Text:
1. A photocatalytic coating film obtained by applying and drying a photocatalytic coating composition comprising at least rod-shaped or needle-shaped titanium oxide particles and a binder component so that the photocatalytic coating film contains the titanium oxide particles in a content of 0.5 to 3.0 g/m 2 , the photocatalytic coating film containing the titanium oxide particles in a content of less than 3.0 g per unit volume (1 m 2 by 1 μm thick) and having a porous structure, the titanium oxide particles being rutile titanium dioxide particles bearing a transition metal compound, the transition metal compound being selectively supported on, of exposed crystal faces of the titanium oxide particles, (111) face acting as an oxidation site.