Process for refining a crude ethylene glycol stream

A process for refining a crude ethylene glycol stream comprising monoethylene glycol and at least one acid contaminant is disclosed. The process comprises reacting the acid contaminant with the monoethylene glycol in at least one reaction zone to form an ester and removing the ester in a separation...

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Bibliographic Details
Main Authors SWINNEY, JOHN, REED, GRAHAM, GORDON, PAUL, WATSON, DAVID JOHN
Format Patent
LanguageChinese
English
Published 16.06.2022
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:A process for refining a crude ethylene glycol stream comprising monoethylene glycol and at least one acid contaminant is disclosed. The process comprises reacting the acid contaminant with the monoethylene glycol in at least one reaction zone to form an ester and removing the ester in a separation step.
Bibliography:Application Number: TW202110132866