PBAT tackifying vacuum system

The utility model discloses a PBAT tackifying vacuum system, which is characterized in that a gas phase outlet of a tackifying reaction kettle is connected with a gas inlet of a scraper condenser, a liquid outlet at the bottom of the scraper condenser is connected with an inlet of a vacuum liquid se...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	WAN LUHAN, ZENG QING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC CHEMISTRY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION THEIR PREPARATION OR CHEMICAL WORKING-UP THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	The utility model discloses a PBAT tackifying vacuum system, which is characterized in that a gas phase outlet of a tackifying reaction kettle is connected with a gas inlet of a scraper condenser, a liquid outlet at the bottom of the scraper condenser is connected with an inlet of a vacuum liquid seal tank through a liquid seal pipe, the top of the vacuum liquid seal tank is connected with a fresh BDO supply pipe, and the fresh BDO supply pipe is connected with a liquid outlet of the scraper condenser. Two outlets of the vacuum liquid seal tank are respectively connected with an inlet of a circulating pump through a filter, and an outlet of the circulating pump is respectively connected with a spraying opening of a scraper condenser through a cooler and a valve; a top exhaust port of the scraper condenser is connected with a shell pass air inlet of the tubular condenser, a shell pass air outlet of the tubular condenser is connected with an inlet of the mechanical vacuum pump set, and an outlet of the mechanic