Separation of phenol

Details Separation of phenol Separation of phenol

C - Chemistry, Metallurgy

07

C

C07C 15/44 (2006.01) C07C 7/10 (2006.01)

Patent

CA 2167567

An admixture comprising phenol, alpha-methylstyrene and water is separated in a fractionation zone to produce an alpha-methylstyrene stream containing a minimum of phenol by controlling the pH of the overhead aqueous phase with a base to a value greater than 6 and refluxing at least a portion of the aqueous phase.

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