Preparation of ethylene by gas permeation
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United States of America Patent
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Apr 2, 2002
Grant Date -
N/A
app pub date -
Jul 27, 2000
filing date -
Oct 16, 1997
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention relates to a process for preparing carbonyl compounds from olefins and an oxidizing agent in which the olefin is oxidized in a reactor, a reaction gas mixture which comprises unoxidized olefin being formed, which comprises separating off unoxidized olefin at least in part from the reaction gas mixture by a membrane process.
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