INTERFERENCE PIGMENTS ON THE BASIS OF PERLITE FLAKES
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United States of America Patent
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Issued Date -
Aug 12, 2010
app pub date -
Jun 26, 2008
filing date -
Jul 12, 2007
priority date (Note) -
Abandoned
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Abstract
The present invention relates to pigments, comprising a plate-like substrate of perlite, and (a) a dielectric material, especially a metal oxide, having a high index of refraction; and/or (a) a metal layer, especially a thin semi-transparent metal layer; a process for their production and their use in paints, ink-jet printing, for dyeing textiles, for pigmenting coatings (paints), printing inks, plastics, cosmetics, glazes for ceramics and glass.
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