Iron oxide pigments

US7425234B2 · kind B2 · utility

Assignee

• LANXESS Deutschland GmbH · DE

Inventors

• Leslaw Mleczko · Bochum, DE
• Ulrich Meisen · Kall, DE
• Georg Lamp · Leverkusen, DE
• Ralph Weber · Rio de Janeiro, BR

Key dates

• Filing date: Mar 4, 2004
• Grant date: Sep 16, 2008
• Expiry date: Mar 4, 2024

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01P2006/12
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to iron oxide pigments comprising an average solid body diameter of 0.1 to 500 μm, and to the production and use thereof.