Paint for silver film protection
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United States of America Patent
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Mar 9, 2010
Grant Date -
N/A
app pub date -
Sep 8, 2005
filing date -
Aug 1, 2002
priority date (Note) -
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Abstract
A paint and method are divulged for protecting the silver film of mirrors. The paint in its preferred embodiment includes a metal carboxylate which will contribute metal ions, namely stannous octoate for the contribution of stannous(II) ions in an amount of 0.5% or greater by weight. Alternate methods of the invention utilize an additional coating over the paint, such as an acrylic, epoxy or blend thereof which is UV curable. In another form of the paint, copper octoate is utilized in a minimum amount of 0.5% by weight for contribution of copper(II) ions.
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