METHOD FOR PRODUCING COPOLYESTER

PROBLEM TO BE SOLVED: To provide a method for continuously producing a copolyester in the presence of a phosphorus compound, wherein a glycol distilled in the production process of the copolyester can be recovered, circulated and reused by an economically advantageous method without degrading the qu...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	NAGANO HIROTA, KUZE KATSURO
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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