Patent · US Expired

Mixtures useful as luster pigments

US5277711A · kind A · utility

31Cited by

9References

4Claims

0Family size

Assignee

BASF SE

Inventors

Helmut Schmidt · Riegelsberg, DE
Werner Ostertag · Havelsee, DE
Norbert Mronga · Dossenheim, DE
Raimund Schmid · Neustadt, DE

Key dates

Filing date	Mar 9, 1993
Grant date	Jan 11, 1994
Priority date	—
Expiry date	Mar 9, 2013

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09C2220/20
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Mixtures useful as luster pigments for coloring paints, printing inks, plastics, decorative cosmetic preparations and ceramic products and usable in dry form in printing and coating processes consist of PA0 A) iron oxide-coated aluminum particles and PA0 B) iron oxide-coated mica particles with or without a prior coating of a colorless, highly refractive metal oxide as essential components.

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