CONTINUOUS RECTIFICATION APPARATUS FOR PRODUCING ELECTRONIC-GRADE PROPYLENE CARBONATE

Provided is a continuous rectification apparatus for producing electronic-grade propylene carbonate, including a light component removal column and a heavy component removal column. The light component removal column is connected to a first feeding pipe. The top of the light component removal column...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	SU, Qiangde, ZHANG, Guangzhi, ZHANG, Junkai
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION TRANSPORTING
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Beschreibung
Zusammenfassung:	Provided is a continuous rectification apparatus for producing electronic-grade propylene carbonate, including a light component removal column and a heavy component removal column. The light component removal column is connected to a first feeding pipe. The top of the light component removal column is connected to a first condensing box. The first condensing box is connected to a first reflux tank. The first reflux tank is connected to a first conveying pump. The first conveying pump is connected to a first reflux pipe. The bottom of the light component removal column is connected to a feeding pump. The feeding pump is connected to a second feeding pipe. The second feeding pipe is connected to the heavy component removal column. The top of the heavy component removal column is connected to a second condensing box. The second condensing box is connected to one side of a second reflux tank.