Patent · US Active

Pigment mixture

US12173163B2 · kind B2 · utility

0Cited by

6References

16Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Christoph Schmidt · Kriftel, DE
Carsten Plueg · Bremke, DE
Uwe Lenz · Zwingenberg, DE
Sabine Schoen · Darmstadt, DE

Key dates

Filing date	Jan 23, 2019
Grant date	Dec 24, 2024
Priority date	—
Expiry date	Jan 23, 2039

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09C2220/106
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A pigment mixture comprising at least two or three interference pigments of different interference colours selected from the colours red, green and blue, suitable for use in paints, coatings, printing inks, security printing inks, plastics, ceramic materials, glasses and in the preparation of pigment preparations, dry preparations and in particular cosmetic formulations.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.