Process for coating glass
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United States of America Patent
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Nov 21, 2006
Grant Date -
Feb 12, 2004
app pub date -
Aug 20, 2001
filing date -
Sep 1, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process for the production of durable photocatalytically active self-cleaning coating on glass by contacting a hot glass surface with a fluid mixture of titanium chloride, a source of oxygen and a tin precursor. The coating preferably comprises less than 10 atom % tin in the bulk of the coating and preferably there is a greater atomic percent tin in the surface of the coating than there is in the bulk of the coating. Preferably, the coating is durable to abrasion and humidity cycling.
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