Patent ID: 9365474
Filing Date: 2016-06-14
CPC Classification: C07C

Claim Text:
1. A process for producing phenol and/or cyclohexanone comprising: (a) oxidizing at least a portion of a feed comprising cyclohexylbenzene to produce an oxidation composition comprising cyclohexyl-1-phenyl-1-hydroperoxide; (b) cleaving at least a portion of the oxidation composition to produce a cleavage reaction mixture comprising phenol, cyclohexanone and one or more contaminants; and (c) contacting at least a portion of the cleavage reaction mixture comprising a combined concentration of contaminants of at least 0.1 wt % and no greater than 10 wt %, based on the total weight of the portion of the cleavage reaction mixture, with a basic material to convert at least a portion of the one or more contaminants, thereby producing a modified reaction mixture;