CERAMIC PIGMENTS
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Accused Products
Abstract
A pearlescent pigment includes a ceramic flake coated with a metal oxide. The metal oxide is, preferably, an oxide of titanium, iron, tin, chromium1, zirconium or a combination thereof, and the refractive index of the metal oxide coating is preferably at least 0.5 higher than that of the ceramic flake. The pearlescent pigment may be included in a coating applied to a metallic or plastic surface to give the surface a lustrous or pearlescent optical effect.
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Citations
16 Claims
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1-6. -6. (canceled)
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7. A pearlescent pigment, comprising:
a ceramic flake having a coating that includes a metal oxide. - View Dependent Claims (8, 9, 10, 11)
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12. A method for providing a lustrous or pearlescent optical effect to a metallic surface or a plastic surface, comprising the step of:
coating a metal surface or a plastic surface with a ceramic flake that includes a metal oxide. - View Dependent Claims (13, 14, 15, 16)
Specification