High-concentration aqueous dispersions comprising hydrophilic microfine metal oxide particles and dispersion auxiliaries

US7399487B2 · kind B2 · utility

Assignee

• GOLDSCHMIDT HOLDING GMBH · DE

Inventors

• Christoph Batz-Sohn · Hanau, DE
• Petra Brandt · Duisburg, DE
• Thomas Dietz · Richmond, US
• Steffen Hasenzahl · Hanau, DE
• Klaus Jenni · Witten, DE
• Kathrin Lehmann · Leverkusen, DE
• Ralf Mathiak · Gladbeck, DE
• Angela Ruttgerodt

Key dates

• Filing date: Jun 6, 2003
• Grant date: Jul 15, 2008
• Expiry date: Jul 13, 2025

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09K23/16
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Aqueous dispersions comprising microfine metal oxide particles and dispersion auxiliaries, wherein, as dispersion auxiliaries, at least one of the compounds of the general formula (I)in which