Color effect materials and production thereof
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United States of America Patent
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Nov 5, 2002
Grant Date -
N/A
app pub date -
Sep 26, 2000
filing date -
Sep 26, 2000
priority date (Note) -
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Abstract
A color effect material is composed of a plurality of encapsulated substrate platelets in which each platelet is encapsulated with a first layer selected from the group consisting of silicon, aluminum, titanium nitride and mixtures thereof, which acts as a reflector to light directed thereon, a second layer encapsulating the first layer in which the second layer provides a variable pathlength of light dependent on the angle of incidence of light impinging thereon and a third layer being selectively transparent to light directed thereon.
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