폴리우레탄 분산액으로부터의 케타진의 증류 분리

본 발명은 케타진의 비등점보다 더 낮은 온도에서 증류를 수행함으로써 폴리우레탄 분산액으로부터 케타진을 제거하는 방법에 관한 것이다. The present invention relates to a process for removing ketazine from polyurethane dispersions by means of distillation below the boiling point of ketazine....

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	FLECK OLAF, GRABLOWITZ HANS GEORG, ZASTROW ALFRED
Format:	Patent
Sprache:	kor
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON GENERAL PROCESSES OF COMPOUNDING MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WORKING-UP
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Beschreibung
Zusammenfassung:	본 발명은 케타진의 비등점보다 더 낮은 온도에서 증류를 수행함으로써 폴리우레탄 분산액으로부터 케타진을 제거하는 방법에 관한 것이다. The present invention relates to a process for removing ketazine from polyurethane dispersions by means of distillation below the boiling point of ketazine.