Luster pigments based on multiply coated plateletlike metalic substrates
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United States of America Patent
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Nov 15, 1994
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N/A
app pub date -
Apr 30, 1993
filing date -
May 27, 1992
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Abstract
Luster pigments useful for coloring paints, printing inks, plastics, glasses, ceramic products and decorative cosmetic preparations are based on multiply coated plateletlike metallic substrates comprising A) a first, colorless or selectively absorbing layer of metal oxide, B) a second, nonselectively absorbing layer of carbon, metal and/or metal oxide, and C) if desired a third, colorless or selectively absorbing layer of metal oxide.
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