Patent ID: 8551906

Claim:
A titanate photocatalyst of formula (I): H m A x-m Ti y O z D n (I) wherein: A is a cation selected from the group consisting of lithium, sodium, potassium, rubidium, caesium and francium; D is a dopant selected from the group consisting of boron, carbon, nitrogen, fluorine, sulphur, phosphorus and iodine; x is a value greater than 0 and less than or equal to 8; y is a value greater than 0 and less than or equal to 8; n is a value greater than 0 and less than or equal to 8; z is a value greater than 0 and less than or equal to 8; m is a value greater than 0 and less than or equal to 8; and x-m is a value equal to or greater than 0.