Patent · US Active

Dark metal effect pigments produced by means of a physical vapour deposition (PVD) method

US9127169B2 · kind B2 · utility

0Cited by

7References

18Claims

0Family size

Assignee

ECKART GmbH · DE

Inventors

Martin Fischer · Ludwigshafen, DE
Wolfgang Herzing · Neunkirchen, DE
Bernhard Geissler · Schwarzenbruck, DE
Ralph Schneider · Achern, DE

Key dates

Filing date	Feb 14, 2007
Grant date	Sep 8, 2015
Priority date	—
Expiry date	Oct 15, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC01P2006/62
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The invention relates to a metallic effect pigment, which metallic effect pigment has a substantially homogeneous chemical composition comprising at least one metal M and having an average content of oxygen of from 25 to 58 atomic percent, based on the total content of M and oxygen. The invention further relates to a method for the production of said metallic effect pigment.

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