Process for the production of chlorine dioxide

Details Process for the production of chlorine dioxide Process for the production of chlorine dioxide

1991-06-27

1992-10-13

Niebling, John

Chemistry of inorganic compounds

Halogen or compound thereof

Chlorine dioxide

423479, C01B 1102

Patent

active

051549107

ABSTRACT:
A process for the production of essentially chlorine free chlorine dioxide whereby a flow of chlorine dioxide obtained from reduction of alkali metal chlorate and containing by-product of chlorine gas is absorbed in water and the chlorine gas is treated with formic acid in the water solution. The formic acid is added in an amount resulting in a mole ratio formic acid to chlorine gas of >1:1.

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