Chemistry of hydrocarbon compounds – Unsaturated compound synthesis – By skeletal isomerization
Patent
1993-04-26
1995-01-17
Sneed, Helen M. S.
Chemistry of hydrocarbon compounds
Unsaturated compound synthesis
By skeletal isomerization
585259, 585260, 585310, 585324, C07C 522, C07C 527
Patent
active
053827430
ABSTRACT:
A method for conversion of linear C5 olefins in the presence of contaminant diolefins to corresponding iso-olefins of the same carbon number which comprises contacting a linear C5 olefin-containing organic feedstock with a catalyst comprising material having the structure of ZSM-35 under skeletal isomerization conditions, wherein said conversion is carried out at temperatures between about 100.degree. and 750.degree. C., weight hourly space velocities (WHSV) based on linear C5 olefins in said feedstock between 0.1 and 500 WHSV, C5 linear olefin partial pressures between 2 and 2000 kPa, and in the presence of hydrogen added in an amount sufficient to enhance linear C5 olefin conversion activity and extend the catalyst life of the catalyst relative to operation without any hydrogen added.
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Beech, Jr. James H.
Saeger Roland B.
Ware Robert A.
Hobbes Laurence P.
Irzinski E. D.
McKillop Alexander J.
Mobil Oil Corporation
Santini Dennis P.
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