SUBSTRATE WITH A PHOTOCATALYTIC COATING
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United States of America Patent
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app pub date -
Oct 29, 2007
filing date -
Jun 10, 1998
priority date (Note) -
Abandoned
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Abstract
A gas guiding device including a conduit configured to pass a gas, and a substrate on the conduit, the substrate including, a fibrous material, and a coating provided at least (i) over a portion of a surface of the fibrous material or (ii) within a volume of the fibrous material, the coating being configured to have photocatalytic properties and having at least a partially crystallized semiconducting material which has photocatalytic properties and which is of the oxide or sulphide type.
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