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PHOTOCATALYTIC COATINGS HAVING IMPROVED LOW-MAINTENANCE PROPERTIES

  • US 20070264494A1
  • Filed: 04/11/2007
  • Published: 11/15/2007
  • Est. Priority Date: 04/11/2006
  • Status: Active Grant
First Claim
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1. A transparent substrate on which there is provided a photocatalytic coating, the coating including a photocatalytic film deposited directly over an underlying film comprising a material selected from the group consisting of tungsten oxide and niobium oxide.

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