Herstellung hydroxylendstaendiger Polyester und von bei dieser Herstellung als Katalysator geeigneten Alkoxyden

A process for producing hydroxy-terminated polyester by polymerizing a lactone or a mixture of lactones in the presence of a catalyst having the general formula MM'(-OROH)4 where M is an alkali metal, M' is aluminum or boron and R is alkylene, isoalkylene, cycloalkylene or aralkylene. Poly...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	ALBERT SCHOEN,LOEWHARDT ADOLF
Format:	Patent
Sprache:	ger
Schlagworte:	ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC CHEMISTRY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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