Use of reactive distillation in the dehydration of tertiary buty

Details Use of reactive distillation in the dehydration of tertiary buty Use of reactive distillation in the dehydration of tertiary buty

1996-06-03

1998-09-22

Geist, Gary

Chemistry of hydrocarbon compounds

Unsaturated compound synthesis

From nonhydrocarbon feed

585649, C07C 100, C07C 402

Patent

active

058116206

ABSTRACT:
A tertiary butyl alcohol feedstock is dehydrated to form isobutylene and water in a reactive distillation column having a reactive distillation section in the middle portion thereof containing a bed of a TBA dehydration catalyst and a substantially anhydrous lower boiling isobutylene fraction is recovered adjacent the top of the reactive distillation column and a higher boiling aqueous fraction is recovered adjacent the bottom of the reactive distillation column.

REFERENCES:
patent: 4306106 (1981-12-01), Kerr et al.
patent: 4547601 (1985-10-01), Holland et al.
patent: 4967020 (1990-10-01), Marler et al.

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