Bleach activators in detergent compositions

C - Chemistry – Metallurgy – 11 – D

Patent

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134/5.4

C11D 3/28 (2006.01) C07D 265/22 (2006.01) C11D 3/39 (2006.01)

Patent

CA 1312255

Case6905(1) ABSTRACT OF THE DISCLOSURE BLEACH ACTIVATORS IN DETERGENT COMPOSITIONS The present invention relates to a detergent composition in aqueous solution comprising: (i) a surfactant selected from anionic, nonionic, zwitterionic and cationic surfactants and mixtures thereof, (ii) a precursor compound capable of giving rise to a peroxygen compound in the presence of water, (iii) a bleach activator capable of enhancing the bleaching activity of the peroxygen compound so formed, (iv) a suds suppressing agent and (v) a detergent builder, characterised in that the bleach activator comprises one or more cyclic tertiary nitrogen compounds of a defined generic formula, said activator being at least partially solubles in water. The claimed bleach activators show bleaching activity at relatively low temperatures.

590337

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