Chemistry of hydrocarbon compounds – Purification – separation – or recovery – By contact with solid sorbent
Patent
1987-06-15
1989-12-12
Caldarola, Glenn
Chemistry of hydrocarbon compounds
Purification, separation, or recovery
By contact with solid sorbent
585820, 208307, C07C 712, C07C 713
Patent
active
048869295
ABSTRACT:
The separation of the para-isomer of a dialkyl benzene from a mixture of the isomers thereof, especially p-xylene, by contacting the mixture at adsorption conditions with a type X or type Y zeolite adsorbent, ion exchanged with barium and potassium, and recovering the para-alkylbenzene from the adsorbent by contacting the adsorbent with fluorobenzene or a difluorobenzene at desorption conditions.
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Antos George J.
Neuzil Richard W.
Caldarola Glenn
Hall Jack H.
McBride Thomas K.
Spears Jr. John F.
UOP Inc.
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