Polycondensates containing phosphinic or phosphonic acid groups and siloxane groups

US5492995A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Fritz Engelhardt · Frankfurt am Main, DE
• Karl-Heinz Keil · Hanau, DE
• Jurgen Kuhlwein · Heusenstamm, DE
• Wilfried Schuler · Limburg, DE
• Willi Steckelberg · Hofheim, DE
• Ralf Zerrer · Karlstein, DE
• Werner Antwerpen · Schwalbach am Taunus, DE

Key dates

• Filing date: Feb 6, 1995
• Grant date: Feb 20, 1996
• Expiry date: Feb 6, 2015

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G79/04
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The present invention relates to polycondensates of the general formula I ##STR1## in which X stands, at least once, for a group of the formula VII ##STR2## and, at least once, a group of the formula VIII ##STR3## and the other variables are defined as indicated in claim 1, processes for their preparation and their use.