PROTECTIVE COATING OF SILVER
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United States of America Patent
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app pub date -
Jul 29, 2014
filing date -
Feb 2, 2006
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Abstract
In the method, silver is protected against tarnishing using an Atomic Layer Deposition method. In the Atomic Layer Deposition method, a thin film coating is formed on the surface of silver by depositing successive molecule layers of the coating material. For example aluminium oxide (Al2O3) or zirconium oxide may be used as the coating material.
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