Imine quaternary salts as bleach catalysts

Details Imine quaternary salts as bleach catalysts Imine quaternary salts as bleach catalysts

C - Chemistry, Metallurgy

11

D

C11D 3/395 (2006.01) C11D 3/386 (2006.01) C11D 3/39 (2006.01) A61K 7/30 (2000.01)

Patent

CA 2176227

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

L'invention se rapporte à de nouveaux catalyseurs de blanchiment, à un procédé de blanchiment de substrats à l'aide de ces catalyseurs et à des compositions détergentes contenant ces catalyseurs. Ces agents de blanchiment sont des sels quaternaires d'imine. Des substrats, tels que des tissus, peuvent être blanchis dans une solution aqueuse contenant ces sels et un composé peroxyde.

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