Patent · US Active

Metal azo pigments

US10023744B2 · kind B2 · utility

1Cited by

3References

20Claims

0Family size

Assignee

LANXESS Deutschland GmbH · DE

Inventors

Frank Linke · Recklinghausen, DE
Sabine Endert · Wuppertal, DE
Hans-Ulrich Borst · Elsdorf, DE

Key dates

Filing date	Mar 20, 2017
Grant date	Jul 17, 2018
Priority date	—
Expiry date	Mar 20, 2037

Classification

Technology area (CPC G)Physics
CPC primaryG03F7/32
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The novel yellow metal azo pigments based on at least three metal azo compounds which differ at least in the type of metal have improved color strengths and are of excellent suitability for pigmentation of pigment preparations for a broad field of use.

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