Poly(alkoxy ether) mixed formals

US4992595A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Rolf Kleber · Neu-Isenburg, DE
• Siegfried Billenstein · Altötting, DE
• Lothar Jaeckel · Flörsheim, DE
• Ignaz Wimmer · Winhöring, DE

Key dates

• Filing date: Nov 23, 1988
• Grant date: Feb 12, 1991
• Expiry date: Nov 23, 2008

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C43/315
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Compounds of the formula ##STR1## where R.sub.1 denotes a group of the formula ##STR2## R.sub.2 denotes C.sub.1 -C.sub.4 -alkyl, R.sub.3 denotes hydrogen or methyl, n denotes a number from 5 to 100, m denotes an integer from 0 to 4 and x denotes the number of free valences of the particular R.sub.1 radical, a process for the preparation thereof, and the use thereof as fiber spin finishes.