Process for separation and recovery of isobutene

Details Process for separation and recovery of isobutene Process for separation and recovery of isobutene

C - Chemistry, Metallurgy

07

C

260/719.3

C07C 11/09 (2006.01) C07C 7/148 (2006.01) C07C 29/04 (2006.01)

Patent

CA 1114844

PROCESS FOR SEPARATION AND RECOVERY OF ISOBUTENE Abstract of the disclosure : A process for the continuous separation and recovery of isobutene from an isobutene-containing hydrocarbon mixture, comprising the steps of contacting the mixture with water to obtain a tertiary butanol-containing mixture, separating this mixture into hydrocarbon and aqueous layer, distilling the hydrocarbon layer to obtain a tertiary butanol-rich stream, dehydrating the thus obtained stream to obtain an isobutene containing gaseous mixture and then introducing the thus obtained mixture into a distillation means to recover isobutene as the product therefrom.

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