Storage stable dispersions of aromatic polyesters in polyhydroxyl compounds and their preparation

US4435537A · kind A · utility

Assignee

• BASF SE

Inventors

• Peter Horn · Heidelberg, DE
• Anton Hesse · Weinheim, DE
• Walter Heckmann · Weinheim, DE
• Ulrich Lebert · Hettenleidelheim, DE
• Alfred Guthmann
• Matthias Marx · Fürstenfeldbruck, DE

Key dates

• Filing date: Mar 22, 1982
• Grant date: Mar 6, 1984
• Expiry date: Mar 22, 2002

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S524/923
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The subject invention relates to storage stable dispersions comprising certain aromatic polyesters dispersed in certain polyhydroxyl compounds and their process of preparation. The dispersions are useful for the preparation of polymers containing urethane and/or isocyanurate linkages.