Dispersants for preparing aqueous pigment pastes

US7442724B2 · kind B2 · utility

Assignee

• GOLDSCHMIDT HOLDING GMBH · DE

Inventors

• Jutta Esselborn · Homberg (Efze), DE
• Philippe Favresse · Ratingen, DE
• Kathrin Lehmann · Leverkusen, DE
• Ute Linke · Mettmann, DE
• Angela Ruttgerodt
• Stefan Silber · Krefeld, DE

Key dates

• Filing date: Oct 19, 2004
• Grant date: Oct 28, 2008
• Expiry date: Jul 13, 2026

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09D17/001
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to the use of copolymers with styrene-oxide-based, vinyl-functionalized polyethers for preparing aqueous pigment preparations.