Method of Giving an Article a Colored Appearance and an Article Having a Colored Appearance
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United States of America Patent
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Issued Date -
Jan 13, 2011
app pub date -
Dec 24, 2008
filing date -
Dec 28, 2007
priority date (Note) -
Abandoned
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Abstract
A method of giving an article a colored appearance on at least one external surface thereof when illuminated by light, the method comprising the steps of depositing a transparent coating on said external surface and incorporating a plurality of dispersed particles within the transparent coating, said particles being selected to generate a selectable color or hue by surface plasmon resonance. The coating is preferably designed to suppress interference effects. Also claimed are articles provided with a colored appearance and an apparatus operating a PVD or CVD process for giving articles a colored appearance. The transparent coating can be made hard and wear resistant.
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