Compositions and method for activating oxygen utilizing cyclic e

Compositions – Oxidative bleachant – oxidant containing – or generative – Contains organic peroxide

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8111, 252 96, C11D 754

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active

041153090

ABSTRACT:
The method of activating aqueous solutions of percompounds utilizing hexacyclic ester-anhydrides of .alpha.-hydroxycarboxylic acids of the formula ##STR1## as activators, solid activated compositions comprising solid percompounds and said cyclic ester-anhydrides of .alpha.-hydroxycarboxylic acids, as activators.

REFERENCES:
patent: 3423430 (1969-01-01), Cahn et al.
patent: 3697432 (1972-10-01), Maulding
patent: 3909438 (1975-09-01), Nakagawa et al.
patent: 3919102 (1975-11-01), Kuhling et al.
patent: 3960743 (1976-06-01), Nakagawa et al.

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