Process for modifying surfaces

US8268939B2 · kind B2 · utility

Assignee

• EVONIK GOLDSCHMIDT GMBH · DE

Inventors

• Thomas Ebbrecht · Bochum, DE
• Frank Schubert · Neukirchen-Vluyn, DE
• Matthias Naumann · Greensboro, US
• Wilfried Knott · Essen, DE
• Kathrin Lehmann · Leverkusen, DE
• Joachim Venzmer · Essen, DE
• Berend-Jan de Gans · Mülheim an der Ruhr, DE
• Stefan Silber · Krefeld, DE
• Frauke Henning · Essen, DE

Key dates

• Filing date: Dec 3, 2009
• Grant date: Sep 18, 2012
• Expiry date: Sep 14, 2030

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L83/12
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Use of one or more mixed curable hydroxyl-containing silyl polyethers as a constituent of compositions, as modifiers for surfaces, the silyl polyethers being prepared by DMC-catalysed alkoxylation of epoxy-functional alkoxysilanes.