Sulfonic anhydrides in peroxygen bleaching

Details Sulfonic anhydrides in peroxygen bleaching Sulfonic anhydrides in peroxygen bleaching

1977-10-03

1978-09-05

Levy, Donald

Bleaching and dyeing; fluid treatment and chemical modification

Bleaching

Chemical

252 95, 252 99, 252186, D06I 302, D06I 304

Patent

active

041116518

ABSTRACT:
A process of removing soil and/or stains from fabrics by immersing the fabrics in a peroxygen bleach bath containing as a peroxygen activator a sulfonic anhydride of the formula:

REFERENCES:
patent: 2284477 (1942-05-01), Reichert
patent: 2955905 (1960-10-01), Davies et al.
patent: 3211773 (1965-10-01), Lederer
patent: 3298775 (1967-01-01), Malafosse
patent: 3321497 (1967-05-01), Matzner
patent: 3532634 (1970-10-01), Woods
patent: 3775333 (1973-11-01), Loffelman
patent: 3886078 (1975-05-01), Loffelman
patent: 3912648 (1975-10-01), Brady et al.
patent: 3919102 (1975-11-01), Kuhling

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