Substrate with a photocatalytic coating
First Claim
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1. Glass-, ceramic- or vitroceramic-based substrate (1), provided on at least part of at least one of its faces with a coating (3) with a photocatalytic property with a thickness between 5 and 50 nanometers and containing at least partially crystalline titanium oxide obtained by a pyrolysis technics from at least one precursor, notably an organo-metallic or a metallic halide component.
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Abstract
The subject of the invention is a glass-, ceramic- or vitroceramic-based substrate (1) provided on at least part of at least one of its faces with a coating (3) with a photocatalytic property containing at least partially crystalline titanium oxide.
It also relates to the applications of such a substrate and to its method of preparation.
94 Citations
24 Claims
- 1. Glass-, ceramic- or vitroceramic-based substrate (1), provided on at least part of at least one of its faces with a coating (3) with a photocatalytic property with a thickness between 5 and 50 nanometers and containing at least partially crystalline titanium oxide obtained by a pyrolysis technics from at least one precursor, notably an organo-metallic or a metallic halide component.
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14. Substrate (1) according to claim 14, characterized in that the thin layer (2) with an anti-static, optionally with controlled polarization, and/or thermal and/or optical function is based on conductive material of the metal type or of the doped metal oxide type, such as ITO, SnO2:
- F, ZnO;
In, ZnO;
F, ZnO;
Al, ZnO;
Sn or metal oxide which is stoichiometrically deficient in oxygen, such as SnO2-x or ZnO2-x with x<
2.
- F, ZnO;
Specification