C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
202/53, 260/496.
C07C 67/54 (2006.01) B01D 3/00 (2006.01) B01D 3/14 (2006.01) B01J 31/04 (2006.01) C07B 61/00 (2006.01) C07C 67/05 (2006.01) C07C 67/055 (2006.01) C07C 67/58 (2006.01) C07C 69/15 (2006.01) C07C 69/14 (2006.01)
Patent
CA 2027769
The invention relates to a process for the isolation of vinyl acetate from the gas mixture formed in the reaction of ethylene with acetic acid and oxygen over catalysts containing palladium or palladium compounds in the gas phase. The method of workup of the invention has a low expenditure of distillation energy and uses a lower number of column plates resulting in significantly lower investment costs.
Eichler Klaus
Gradl Reinhard
Horstermann Peter
Langner Horst
Roscher Gunter
Celanese Gmbh
Fetherstonhaugh & Co.
Hoechst Aktiengesellschaft
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