ACETALDEHYDE REMOVAL FROM METHYL ACETATE BY DISTALLATION AT ELEVATED PRESSURE

ACETALDEHYDE REMOVAL FROM METHYL ACETATE BY DISTALLATION AT ELEVATED PRESSURE

A METHOD FOR REMOVING ACETALDEHYDE FROM A MIXTURE OF METHYL ACETATE, METHANOL AND ACETALDEHYDE INCLUDES: (A) FEEDING THE MIXTURE OF METHYL ACETATE, METHANOL AND ACETALDEHYDE TO A DISTILLATION COLUMN; (B) DISTILLING THE FEED MIXTURE OF METHYL ACETATE METHANOL AND ACETALDEHYDE AT A PRESSURE OF 68.9476...

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Bibliographische Detailangaben
1. Verfasser: WARNER, R. JAY
Format: Patent
Sprache:eng
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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Zusammenfassung:A METHOD FOR REMOVING ACETALDEHYDE FROM A MIXTURE OF METHYL ACETATE, METHANOL AND ACETALDEHYDE INCLUDES: (A) FEEDING THE MIXTURE OF METHYL ACETATE, METHANOL AND ACETALDEHYDE TO A DISTILLATION COLUMN; (B) DISTILLING THE FEED MIXTURE OF METHYL ACETATE METHANOL AND ACETALDEHYDE AT A PRESSURE OF 68.9476 KPA (10 PSIG) OR MORE TO GENERATE AN OVERHEAD VAPOR STREAM ENRICHED IN ACETALDEHYDE AS COMPARED WITH THE FEED MIXTURE AND A RESIDUE STREAM DEPLETED IN ACETALDEHYDE AS COMPARED WITH THE FEED MIXTURE; AND (C) WITHDRAWING THE RESIDUE STREAM DEPLETED IN ACETALDEHYDE FROM THE DISTILLATION COLUMN.