Removal of solvent

C - Chemistry – Metallurgy – 07 – C

Patent

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196/270, 182/3

C07C 7/10 (2006.01)

Patent

CA 1073821

A B S T R A C T A process for the purification of a raffinate phase and/or an extract obtained by extraction of a mixture of organic compounds with a sulfolane-type solvent, which comprises contacting the raffinate phase and/or extract with a solid adsorbent at a temperature of from 10-50°C and regenerating the adsorbent by contacting at a temper- ature of from 60 to 100°C with at least a part of the mixture of organic compounds to be subjected to extraction.

241322

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