Destruction of halogenated organic compounds

Details Destruction of halogenated organic compounds Destruction of halogenated organic compounds

C - Chemistry, Metallurgy

07

C

260/653.2

C07C 25/18 (2006.01)

Patent

CA 2026910

A method for the destruction of halogenated organic compounds and reduction of non-halogenated organic compounds contained in a contaminated medium, comprising: adding an aqueous solution or emulsion of a hydrogen donating organic compound to the contaminated medium, the aqueous solution or emulsion being added in an amount to provide from about 0.1 to about 20 weight percent of the hydrogen donating organic compound, based on the weight of the contaminated medium; adding an alkali metal hydroxide to the contaminated medium in an amount of from about 2 to about 20 weight percent based on the weight of the contaminated medium; heating the contaminated medium at a temperature and for a time sufficient to totally dehydrate the medium; further heating the medium at a temperature between about 200°C and 360°C for a time sufficient to effect destruction of the halogenated organic compunds; and adding an acid to the medium in an amount sufficient to provide the medium with a pH of from about 7 to about 9.

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