NOVELTY – The reactive distillation based separation of phenol from water comprises a process giving quantitative yield of clean water. Also claimed is apparatus implementing the process. CLAIMED APPARATUS – The apparatus is easy to obtain and to use in e.g. fine chemicals and effluent cleaning industries. The reagent is acetic anhydride obtained from dehydration of acetic acid. USE – In industrial chemistry.
A41 (Monomers and Condensants These are also included in Section E.); D15 (Chemical or biological treatment of water, industrial waste and sewage – including purification, sterilising or testing water, scale prevention, treatment of sewage sludge, regeneration of active carbon which has been used for water treatment and impregnating water with gas e.g. CO2, but excluding plant and anti-pollution devices (C02).); E14 (Aromatics – i.e. containing at least one benzene ring.)