Method of stabilizing acid aqueous solutions of hydrogen peroxid

Chemistry of inorganic compounds – With additive – For hydrogen peroxide

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423272, C01B 1502

Patent

active

039339823

ABSTRACT:
This invention provides an improved method for stabilizing hydrogen peroxide in an acid aqueous solution of hydrogen peroxide containing copper ion capable of catalytically decomposing hydrogen peroxide. According to this invention there is used as a stabilizer in such method at least one glycol ether represented by the general formula R(OCH.sub.2 CH.sub.2).sub.n --OH wherein R is an alkyl group containing 1 to 4 carbon atoms and n is an integer from 1 to 2, and this stabilizer is added in the foregoing aqueous solution preferably in an amount of at least 0.1 g/l.

REFERENCES:
patent: 1002854 (1911-09-01), Liebknecht
patent: 3037847 (1962-06-01), Warshaw
patent: 3394993 (1968-07-01), Grifo
patent: 3801512 (1974-04-01), Solenberger

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