Cyclic acetals

US4031112A · kind A · utility

Assignee

• BASF SE

Inventors

• Knut Oppenlaender · Ludwigshafen, DE
• Guenter Uhl · Worms, DE
• Herbert Helfert · Bischofswerda, DE
• Hans-Georg Scharpenberg
• Karl Stork · Eisenberg (Pfalz), DE

Key dates

• Filing date: Feb 17, 1976
• Grant date: Jun 21, 1977
• Expiry date: Feb 17, 1996

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09K23/42
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Cyclic acetals or ketals of carbonyl compounds having at least one aliphatic or aromatic radical, and polyhydric alcohols which have at least one more hydroxyl group than those required for acetalization, and which are furthermore oxyalkylated at the free hydroxyl group or groups.