Thermostable rutile mixed phase pigments

US4844741A · kind A · utility

Assignee

• Lacke & Farben Aktiengesellschaft · DE

Inventors

• Helmut Knittel · Ludwigsburg, DE
• Roland Bauer · West Milford, US
• Egon Liedek · Eßlingen, DE
• Guenter Etzrodt · Stuttgart, DE

Key dates

• Filing date: Apr 20, 1988
• Grant date: Jul 4, 1989
• Expiry date: Apr 20, 2008

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01P2006/32
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Thermostable rutile mixed phase pigments of the ternary system titanium, antimony and chromium contain from 0.1 to 2.0% by weight of magnesium.