High chroma optically variable color-shifting glitter comprising particles having interference structure coating
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United States of America Patent
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Oct 27, 2009
Grant Date -
Oct 12, 2006
app pub date -
Feb 27, 2006
filing date -
Sep 13, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Opaque glitter particles that are uniform in size and shape are disclosed that have an optically variable color with a change in angle of incident light. The glitter particles have an organic substrate and an optical interference structure on one or both sides of the organic substrate. The optical interference design can be a Fabry-Perot structure or can be an optically variable ink.
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Cited Art Landscape
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