Composition for accelerating oxygen removal comprised of a mixtu

Compositions – Water-softening or purifying or scale-inhibiting agents – Deoxidant or free-metal containing

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21 27R, 252181, 252188, 252389R, C02B 118

Patent

active

039830489

ABSTRACT:
The rapid removal of dissolved oxygen from aqueous solutions is accomplished by the use of a composition comprised of a mixture of an aqueous solution of hydrazine and a catalytic proportion of an aryl amine compound. The compositions of this invention are particularly useful in the removal of dissolved oxygen from aqueous solutions such as boiler water, thereby inhibiting corrosion of the metal surfaces of the boiler.

REFERENCES:
patent: 3347791 (1967-10-01), Thompson
patent: 3843547 (1974-10-01), Kaufman et al.

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