Pigment mixture, and the use thereof in cosmetics and in the foods and pharmaceuticals sector

US7485183B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Veronika Hochstein · Bruchsal, DE
• Sabine Schoen · Darmstadt, DE

Key dates

• Filing date: Mar 29, 2004
• Grant date: Feb 3, 2009
• Expiry date: Mar 29, 2024

Classification

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

Abstract

Pigment mixtures which have at least two components, where component A comprises effect pigments based on glass flakes and component B comprises flake-form, needle-shaped, spherical or crystalline colorants or fillers, and to the use thereof, in particular in cosmetic formulations and for the coloring or as a coating of products in the foods and pharmaceuticals sector are described.