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Deposition of silica coatings on a substrate

  • US 20050044894A1
  • Filed: 08/29/2003
  • Published: 03/03/2005
  • Est. Priority Date: 08/29/2003
  • Status: Abandoned Application
First Claim
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1. A process for depositing a silica coating upon a heated glass substrate comprising the steps of:

  • a) providing a heated glass substrate having a surface upon which the coating is to be deposited; and

    b) directing a precursor mixture comprising a silane, ammonia, oxygen and an inert carrier gas toward and along the surface to be coated, and reacting the mixture at or near the surface to form a silica coating on the surface of the glass substrate.

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