Agitation system for alkylbenzene oxidation reactors

Abstract

The present invention relates to a process for producing aromatic dicarboxylic acids by the oxidation of dimethylbenzenes wherein the dimethylbenzenes are mixed with an oxygen containing gas, solvent and catalyst in a reactor, the improvement comprising agitating the reaction mixture with one or more asymmetric radial impellers in combination with at least one axial impeller.

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Patent Citations (2)

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    US-5108662-AApril 28, 1992Union Carbide Industrial Gases Technology CorporationGas-liquid mixing process and apparatus
    US-5536875-AJuly 16, 1996Praxair Technology, Inc.Enhanced oxidation of organic chemicals

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