Bleaching and dyeing; fluid treatment and chemical modification – Bleaching – Chemical
Patent
1978-03-22
1980-08-12
Clingman, A. Lionel
Bleaching and dyeing; fluid treatment and chemical modification
Bleaching
Chemical
8103, 8107, 8110, 252 95, 252 99, D06L 302
Patent
active
042171059
ABSTRACT:
A process of bleaching cotton fabrics, especially in relation with household laundry, is provided by adsorbing on the fabric sulfonated zinc phthalocyanine photoactivator followed by rinsing and drying of the fabrics in the presence of visible light and oxygen.
REFERENCES:
patent: 3789002 (1974-01-01), Weber et al.
patent: 3822114 (1974-07-01), Montgomery
patent: 3916652 (1975-11-01), Speakman
patent: 3927967 (1975-12-01), Speakman
patent: 4033718 (1977-07-01), Holcombe et al.
patent: 4094806 (1978-06-01), Wiers
Clingman A. Lionel
Gould William H.
O'Flaherty Thomas H.
The Procter & Gamble & Company
Witte Richard C.
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