Photoactivated bleach-compositions and processes

Details Photoactivated bleach-compositions and processes Photoactivated bleach-compositions and processes

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

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