Peroxygen bleaching and laundering compositions

Bleaching and dyeing; fluid treatment and chemical modification – Bleaching – Chemical

Patent

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Details

8101, 8111, 252 99, D06L 300

Patent

active

042159903

ABSTRACT:
Granular peroxygen bleaching and laundering compositions containing a percarbonate as a source of available oxygen are stabilized by the addition of from 0.1 to 2.0 percent of a particulate siliceous matter such as amorphous silica. To prevent caking and promote flowability of the compositions, from 0.05 to 1.0 percent corn starch, diethyl phthalate or mixtures thereof is included.

REFERENCES:
patent: 3697217 (1972-10-01), Maddox
patent: 3894960 (1975-07-01), Gray et al.
patent: 3951838 (1976-04-01), Jayawant et al.

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