Bleaching and dyeing; fluid treatment and chemical modification – Bleaching – Chemical
Patent
1977-06-03
1979-10-09
Padgett, Benjamin R.
Bleaching and dyeing; fluid treatment and chemical modification
Bleaching
Chemical
252 95, 252 99, 252186, 260502R, 568561, C11D 3395, C11D 754
Patent
active
041704533
ABSTRACT:
Dry, granular, bleaching compositions comprising an effective amount of diperoxydodecanedioic acid and sufficient buffering agent to control the pH of the aqueous solution in which the bleach is used in the range of 8.7 to 9.5. The peroxyacid and the buffering agent being present as separate granules in such compositions. Methods of using the compositions are also provided.
REFERENCES:
patent: 2813896 (1957-11-01), Krimm
patent: 3639285 (1972-02-01), Nielson
patent: 3749673 (1973-07-01), Jones et al.
patent: 3773673 (1973-11-01), Jenkins et al.
patent: 3956159 (1976-05-01), Jones
Parker, Jour. Am. Chem. Soc., vol. 79, (1957), pp. 1929-1931.
Gluck Irwin
Mohl Douglas C.
Padgett Benjamin R.
The Procter & Gamble & Company
Wheeler George
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