Bleach compositions comprising manganese-containing bleach catal

Details Bleach compositions comprising manganese-containing bleach catal Bleach compositions comprising manganese-containing bleach catal

1995-03-24

1997-11-11

Wu, Shean C.

Compositions

Oxidative bleachant, oxidant containing, or generative

Composition containing a stabilizer or a product in the form...

25218627, 25218631, 25218638, 25218644, C01B 1300

Patent

active

056860145

ABSTRACT:
Bleaching compositions useful for laundering fabrics comprising a manganese bleach catalyst at a level below about 40 ppm manganese sourced by the catalyst. Also, acid wash methods useful for reducing the bleach catalyst carry-over from laundry bleach compositions containing metal-containing bleach catalysts, said methods comprising contacting fabrics impregnated with metal-containing bleach catalysts with an aqueous acidic solution having a pH below about 4.0.

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Junichi Tsutazumi et al., Chem. Abst., vol. 110, No. 20, May 15, 1989, JP 63190076, "Cleaning of Food-Stained Linen with Acids, Bleaching Agents, Alkali Builders, and Detergents".

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