INTERFERENCE PIGMENTS ON THE BASIS OF PERLITE FLAKES
The present invention relates to pigments, comprising a plate-like substrate of perlite which does not contain 3D twin structure particles contained in milled expanded perlite in an amount of greater than 5% by weight, and (a) a dielectric material, especially a metal oxide, having a high index of r...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
03.11.2011
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Subjects | |
Online Access | Get full text |
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