Bleach catalysts and compositions containing the same

Details Bleach catalysts and compositions containing the same Bleach catalysts and compositions containing the same

C - Chemistry, Metallurgy

11

D

C11D 3/39 (2006.01) C11D 3/34 (2006.01) C11D 3/386 (2006.01)

Patent

CA 2037800

Novel bleach catalysts, a method for bleaching substrates using these catalysts and detergent compositions containing the catalysts are reported. The catalysts are sulfonimines. Substrates such as fabrics may be bleached in an aqueous solution containing the sulfonimine and a peroxygen compound.

Nouveaux catalyseurs de blanchiment, méthode de blanchiment des substrats au moyen de ces catalyseurs, et compositions de détergent contenant ces mêmes catalyseurs. Les catalyseurs sont des sulfonimines. Des substrats, tels que des tissus, peuvent être blanchis dans une solution aqueuse contenant le sulfonimine ainsi qu'un composé peroxyde.

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