Goniochromatic luster pigments which are based on titanium dioxide-coated siliceous platelets heated in a reductive atmosphere

The present invention relates to novel goniochromatic luster pigments based on titanium dioxide-coated silicatic platelets which have been heated in a reducing atmosphere and which comprise at least one layer packet comprising Goniochromatic luster pigments are based on titanium dioxide-coated silic...

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Bibliographic Details
Main Authors Seeger, Oliver, Schmid, Raimund, Mronga, Norbert, Adel, Jörg
Format Patent
LanguageEnglish
Published 16.09.2003
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Summary:The present invention relates to novel goniochromatic luster pigments based on titanium dioxide-coated silicatic platelets which have been heated in a reducing atmosphere and which comprise at least one layer packet comprising Goniochromatic luster pigments are based on titanium dioxide-coated silicatic platelets which have been heated in a reducing atmosphere and which comprise at least one layer packet comprisingA) a colorless coating having a refractive index n 1.8 andB) a coating which has a refractive index n 2.0, which includes iron(III) oxide and which selectively absorbs visible light.