Halogen-containing phosphoric acid polyesters

US4029721A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Hartfrid Vollmer
• Franz-Josef Dany · Lechenich, DE
• Joachim Wortmann · Kerpen, DE
• Peter Munch

Key dates

• Filing date: Oct 21, 1975
• Grant date: Jun 14, 1977
• Expiry date: Oct 21, 1995

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K5/521
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Halogen-containing phosphoric acid polyesters of the general formula (I) ##STR1## IN WHICH R stands for an alkylene radical or a halogen-substituted alkylene radical having from 2 to 6 carbon atoms, a --CH.sub.2 CH.sub.2 --O--CH.sub.2 CH.sub.2 -- radical, a phenylene or an alkyl or halogenoalkyl-substituted diphenylenemethane radical, and R.sub.1 stands for a branched or unbranched alkyl radical having from 6 to 18 carbon atoms.