Coating glass
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United States of America Patent
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Apr 1, 2003
Grant Date -
N/A
app pub date -
Aug 2, 1999
filing date -
Aug 4, 1998
priority date (Note) -
Expired
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Abstract
A process for the production of a low emissivity coating on a glass substrate comprising, in sequence, depositing a reflective metal layer, and reactively sputtering a metal oxide layer over the metal layer in the presence of an oxygen scavenger. The oxygen scavenger is preferably a hydrocarbon, in particular methane. The metal oxide layer may comprise tin oxide, zinc oxide, tungsten oxide and other metal oxides are also likely to be suitable.
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