PROCESS AND APPARATUS FOR COUPLING SEPARATION AND PURIFICATION OF ETHYL TERT-BUTYL ETHER

PROCESS AND APPARATUS FOR COUPLING SEPARATION AND PURIFICATION OF ETHYL TERT-BUTYL ETHER

A process and device of coupling separation and purification to produce ethyl tert-butyl ether (ETBE) is provided, wherein ethanol containing 1 wt% to 15 wt% of water, and a mixture containing ETBE and ethanol are fed into the distillation-extraction coupling zone for separation and purification. Sa...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHOU SHANHUA, GU JINGJUN, TIAN HENGSHUI, ZHANG WENLI, ZHANG WUPING, ZHANG HANLU, ZHU FUGENG
Format: Patent
Sprache:eng ; kor
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
TRANSPORTING
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Beschreibung
Zusammenfassung:A process and device of coupling separation and purification to produce ethyl tert-butyl ether (ETBE) is provided, wherein ethanol containing 1 wt% to 15 wt% of water, and a mixture containing ETBE and ethanol are fed into the distillation-extraction coupling zone for separation and purification. Said distillation-extraction coupling zone is composed of a distillation column and an extraction column. Said process and device can achieve the cogeneration of ETBE and ethanol, and possesses high commercial values.