METHOD FOR THE PRODUCTION OF BUTADIENE AND HYDROGEN FROM ETHANOL IN TWO LOW-WATER- AND LOW-ENERGY-CONSUMPTION REACTION STEPS

METHOD FOR THE PRODUCTION OF BUTADIENE AND HYDROGEN FROM ETHANOL IN TWO LOW-WATER- AND LOW-ENERGY-CONSUMPTION REACTION STEPS

A process for the production of butadiene from an ethanol feed having at least 80% by weight of ethanol, A) converting ethanol into acetaldehyde B) converting an ethanol/acetaldehyde mixture into butadiene, C1) hydrogen treatment, D1) butadiene extraction, a first butadiene purification D2), a subse...

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Bibliographische Detailangaben
Hauptverfasser: FISCHER, Beatrice, HUYGHE, Raphael, JACQUIN, Marc, DASTILLUNG, Rejane
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Zusammenfassung:A process for the production of butadiene from an ethanol feed having at least 80% by weight of ethanol, A) converting ethanol into acetaldehyde B) converting an ethanol/acetaldehyde mixture into butadiene, C1) hydrogen treatment, D1) butadiene extraction, a first butadiene purification D2), a subsequent butadiene purification D3), an effluent treatment E1), E2) eliminating impurities and brown oils and F) scrubbing with water.