Process for the production of butadiene and hydrogen from ethanol in two reaction steps with a low water and energy consumption

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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Bibliographic Details
Main Authors JACQUIN, MARC, DASTILLUNG, REJANE, HUYGHE, RAPHAEL, FISCHER, BEATRICE
Format Patent
LanguageChinese
English
Published 21.02.2021
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary: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.
Bibliography:Application Number: TW20154131003