Pigment mixture comprising BiOCI pigments

US6743285B1 · kind B1 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Ralf Anselmann · Munster, DE
• Uta Hillgärtner · Darmstadt, DE
• Sabine Schoen · Darmstadt, DE

Key dates

• Filing date: Feb 28, 2002
• Grant date: Jun 1, 2004
• Expiry date: Feb 28, 2022

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09C2200/505
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The present invention relates to pigment mixtures in the form of a dispersion or powder, consisting of at least two components, where component A comprises coated or uncoated BiOCl pigments in the form of a powder or dispersion, and component B comprises pearlescent pigments, platelet-shaped, needle-shaped or spherical colorants and/or fillers, and to the use thereof in paints, coatings, printing inks, plastics, powder coatings, plastic films, for the finishing of seed and in particular in cosmetic formulations.