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Defogging article and method of producing same

  • US 5,869,187 A
  • Filed: 02/28/1997
  • Issued: 02/09/1999
  • Est. Priority Date: 03/07/1996
  • Status: Expired due to Fees
First Claim
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1. A defogging article comprising:

  • a substrate; and

    a defogging coating formed on a surface of said substrate, said defogging coating including titania, and at least one oxide selected from the group consisting of P2 O5, B2 O3, boehmite, γ

    -Al2 O3, and SiO2 --Al2 O3 based oxide, said defogging coating containing said at least one oxide other than titania, in an amount ranging from 0.1 to 50% by weight, whereby a first surface of said defogging coating is exposed to and in direct contact with the air, and a second surface of said defogging coating that is opposite said first surface faces said substrate.

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