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Transparent barrier coatings exhibiting reduced thin film interference

  • US 5,853,830 A
  • Filed: 06/06/1997
  • Issued: 12/29/1998
  • Est. Priority Date: 06/12/1996
  • Status: Expired due to Fees
First Claim
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1. A barrier-coated polymeric article comprising a polymeric substrate coated with an inorganic barrier layer, said barrier layer formed by drying on the surface of said article a coating solution comprising a metal polysilicate solution and nanocrystalline titanium dioxide, wherein said coated article is characterized by impermeability to gases, vapors, and aromas, and reduced interference between light reflected from the surface of said barrier layer and the interface between said barrier layer and the polymeric substrate.

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