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US 2014/0194649 A1Published application
Process for the acetoxylation of olefins in the gas phase
AssigneeWacker Chemie AG
InventorsAnja Roscher, Hans-Juergen Eberle, Roland Heidenreich, Herbert Jung
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Abstract
Yield and selectivity of olefin acetoxylation are improved through the use of successive catalyst zones of different reactivities, the successive zones contained in one or more reaction tubes arranged is parallel.
Claims9
-8. (canceled)
A process for the acetoxylation of olefins in a gaseous reaction stream containing an olefin, acetic acid and an oxygen-containing gas, comprising passing the reaction gas over at least two catalyst zones of differing reactivity arranged in series, wherein the catalyst zones are located in one or more reaction tubes arranged in parallel.
Dependencies are inferred from the claim text.