Coated product

21:

• A coated particulate inorganic material comprising:
• a particulate inorganic material selected from at least one of titanium dioxide and a doped titanium dioxide, the particulate inorganic material having an average crystal size of from 0.4 μm to 2 μm;
• and
• a coating on the particulate inorganic material, the coating comprising a first layer and a second layer,
• the first layer comprising at least one of at least one inorganic oxide and at least one inorganic phosphate,
• each of the at least one inorganic oxide being independently selected from an oxide of:
• group 4 (IVB) and group 12 (IIB) transition metals selected from Ti, Zr and Zn;
• group 13 to group 15 (IIIA-VA) p-block elements selected from Si, P and Sn;
• and
• lanthanides;
• and
• each of the at least one inorganic phosphate being independently selected from a phosphate of:
• group 1 (IA) alkali metals and group 2 (IIA) alkaline earth metals selected from H, Li, Na, K, Rb, Be, Mg, Ca and Sr;
• group 3 (IIIA) and group 4 (IVB) transition metals selected from Sc, Y, Ti and Zr;
• and
• group 13 to group 15 (IIIA-VA) p-block elements selected from Al, Ga, In, Tl, Ge, Sn and Pb;
• and
• the second layer being alumina;
• wherein,
• the first layer on the particulate inorganic material is from 0.1 to 2.2% w/w based on a total weight of the first layer with respect to a total weight of the particulate inorganic material,
• the second layer on the particulate inorganic material is 0.1 to 3.5% w/w based on a total weight of the second layer with respect to the total weight of the particulate inorganic material, and
• the coating on the particulate inorganic material is from 0.2 to 4.5% w/w based on the total weight of the first layer and the total weight of the second layer with respect to the total weight of the particulate inorganic material.

27:

• The particulate material as recited in claim 21, wherein,
• the first layer on the particulate inorganic material is from 0.1 to 2% w/w based on the total weight of the first layer with respect to the total weight of the particulate inorganic material, or
• the first layer on the particulate inorganic material is from 0.2 to 1.5% w/w based on the total weight of the first layer with respect to the total weight of the particulate inorganic material, or
• the first layer on the particulate inorganic material is from 0.3 to 1.4% w/w based on the total weight of the first layer with respect to the total weight of the particulate inorganic material, or
• the first layer on the particulate inorganic material is from 0.4 to 1.3% w/w based on the total weight of the first layer with respect to the total weight of the particulate inorganic material, or
• the first layer on the particulate inorganic material is from 0.5 to 1.2% w/w based on the total weight of the first layer with respect to the total weight of the particulate inorganic material, or
• the first layer on the particulate inorganic material is from 0.7 to 1.2% w/w based on the total weight of the first layer with respect to the total weight of the particulate inorganic material.

28:

• The particulate material as recited in claim 21, wherein,
• the first layer on the particulate inorganic material is from 0.3 to 1.2% w/w based on the total weight of the first layer with respect to the total weight of the particulate inorganic material, or
• the first layer on the particulate inorganic material is from 0.3 to 1.1% w/w based on the total weight of the first layer with respect to the total weight of the particulate inorganic material, or
• the first layer on the particulate inorganic material is from 0.4 to 1.1% w/w based on the total weight of the first layer with respect to the total weight of the particulate inorganic material, or
• the first layer on the particulate inorganic material is from 0.5 to 1% w/w based on the total weight of the first layer with respect to the total weight of the particulate inorganic material, or
• the first layer on the particulate inorganic material is from 0.6 to 1% w/w based on the total weight of the first layer with respect to the total weight of the particulate inorganic material, or
• the first layer on the particulate inorganic material is from 0.7 to 1% w/w based on the total weight of the first layer with respect to the total weight of the particulate inorganic material.

29:

• The particulate material as recited in claim 21, wherein,
• the second layer on the particulate inorganic material is 0.2 to 3.5% w/w based on the total weight of the second layer with respect to the total weight of the particulate inorganic material, or
• the second layer on the particulate inorganic material is 0.3 to 3.5% w/w based on the total weight of the second layer with respect to the total weight of the particulate inorganic material, or
• the second layer on the particulate inorganic material is 0.4 to 3.2% w/w based on the total weight of the second layer with respect to the total weight of the particulate inorganic material, or
• the second layer on the particulate inorganic material is 0.4 to 3.1% w/w based on the total weight of the second layer with respect to the total weight of the particulate inorganic material, or
• the second layer on the particulate inorganic material is 0.5 to 3% w/w based on the total weight of the second layer with respect to the total weight of the particulate inorganic material.

30:

• The particulate material as recited in claim 21, wherein,
• the coating on the particulate inorganic material is from 0.3 to 4.5% w/w based on the total weight of the first layer and the total weight of the second layer with respect to the total weight of the particulate inorganic material, or
• the coating on the particulate inorganic material is from 0.5 to 4.5% w/w based on the total weight of the first layer and the total weight of the second layer with respect to the total weight of the particulate inorganic material, or
• the coating on the particulate inorganic material is from 1 to 4.3% w/w based on the total weight of the first layer and the total weight of the second layer with respect to the total weight of the particulate inorganic material, or
• the coating on the particulate inorganic material is from 1.2 to 4.2% w/w based on the total weight of the first layer and the total weight of the second layer with respect to the total weight of the particulate inorganic material, or
• the coating on the particulate inorganic material is from 1.5 to 4.2% w/w based on the total weight of the first layer and the total weight of the second layer with respect to the total weight of the particulate inorganic material, or
• the coating on the particulate inorganic material is from 1.6 to 4.1% w/w based on the total weight of the first layer and the total weight of the second layer with respect to the total weight of the particulate inorganic material.

31:

• The particulate material as recited in claim 21, wherein,
• the coating on the particulate inorganic material is from 0.7 to 4.3% w/w based on the total weight of the first layer and the total weight of the second layer with respect to the total weight of the particulate inorganic material, or
• the coating on the particulate inorganic material is from 0.8 to 4.2% w/w based on the total weight of the first layer and the total weight of the second layer with respect to the total weight of the particulate inorganic material, or
• the coating on the particulate inorganic material is from 1 to 4.1% w/w based on the total weight of the first layer and the total weight of the second layer with respect to the total weight of the particulate inorganic material, or
• the coating on the particulate inorganic material is from 1.5 to 3.5% w/w based on the total weight of the first layer and the total weight of the second layer with respect to the total weight of the particulate inorganic material, or
• the coating on the particulate inorganic material is from 1.5 to 3.3% w/w based on the total weight of the first layer and the total weight of the second layer with respect to the total weight of the particulate inorganic material, or
• the coating on the particulate inorganic material is from 1.6 to 3.2% w/w based on the total weight of the first layer and the total weight of the second layer with respect to the total weight of the particulate inorganic material.

32:

• A product comprising:
• the coated inorganic particulate material as recited in claim 21;
• and
• a carrier.

38:

• A method of preparing a coated particulate inorganic material, the method comprising:
• providing a particulate inorganic material selected from at least one of titanium dioxide and a doped titanium dioxide, the particulate inorganic material having an average crystal size of from 0.4 μm to 2 μm;
• and
• applying a coating on the particulate inorganic material, the coating comprising a first layer and a second layer,
• the first layer comprising at least one of at least one inorganic oxide and at least one inorganic phosphate,
• each of the at least one inorganic oxide being independently selected from an oxide of:
• group 4 (IVB) and group 12 (IIB) transition metals selected from Ti, Zr and Zn;
• group 13 to group 15 (IIIA-VA) p-block elements selected from Si, P and Sn;
• and
• lanthanides;
• and
• each of the at least one inorganic phosphate being independently selected from a phosphate of:
• group 1 (IA) alkali metals and group 2 (IIA) alkaline earth metals selected from H, Li, Na, K, Rb, Be, Mg, Ca and Sr;
• group 3 (IIIA) and group 4 (IVB) transition metals selected from Sc, Y, Ti and Zr;
• and
• group 13 to group 15 (IIIA-VA) p-block elements selected from Al, Ga, In, Tl, Ge, Sn and Pb;
• and
• the second layer being alumina;
• wherein,
• the first layer on the particulate inorganic material is from 0.1 to 2.2% w/w based on a total weight of the first layer with respect to a total weight of the particulate inorganic material,
• the second layer on the particulate inorganic material is 0.1 to 3.5% w/w based on a total weight of the second layer with respect to the total weight of the particulate inorganic material, and
• the coating on the particulate inorganic material is from 0.2 to 4.5% w/w based on the total weight of the first layer and the total weight of the second layer with respect to the total weight of the particulate inorganic material.