Polyester-polyether block copolymers

Polyester-polyether block copolymers can be prepared by catalytic addition of alkylene oxides onto H-functional initiator substances, using polyester alcohols as H-functional initiator substances and multimetal cyanide compounds as catalysts.

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Bibliographische Detailangaben
Hauptverfasser:	TISCHER GERLINDE, BAUM EVA, PRETZSCH REGINA, ROTERMUND INGE, BAUER STEPHAN DR, GROSCH GEORG HEINRICH DR, PCOLINSKI MICHAEL, LORENZ REINHARD DR, HARRE KATHRIN DR, OSTROWSKI THOMAS DR, DINSCH STEFAN
Format:	Patent
Sprache:	cze ; eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 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:	Polyester-polyether block copolymers can be prepared by catalytic addition of alkylene oxides onto H-functional initiator substances, using polyester alcohols as H-functional initiator substances and multimetal cyanide compounds as catalysts.