Process for the preparation of polyether-ester polyols

Polyether-ester polyols are prepared by reacting a crude polyether polyol, tetrahydrophthalic anhydride and an alkylene oxide. These polyols may be used in preparing polyrethane products.

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Bibliographische Detailangaben
Hauptverfasser:	REICHEL, CURTIS J
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	Polyether-ester polyols are prepared by reacting a crude polyether polyol, tetrahydrophthalic anhydride and an alkylene oxide. These polyols may be used in preparing polyrethane products.