Liquid aqueous bleaching compositions and pretreatment process

Details Liquid aqueous bleaching compositions and pretreatment process Liquid aqueous bleaching compositions and pretreatment process

C - Chemistry, Metallurgy

11

D

C11D 3/37 (2006.01) C11D 1/44 (2006.01) C11D 3/39 (2006.01)

Patent

CA 2270717

The present invention relates to an acidic aqueous composition suitable for pretreating soiled fabrics comprising a peroxygen bleach and a soil suspending agent selected from the group consisting of an ethoxylated cationic diamine, an ethoxylated cationic polyamine, an ethoxylated cationic amine polymer and mixtures thereof. This invention is also a process for pretreating soiled fabrics with such a composition.

L'invention concerne une composition aqueuse acide pouvant s'utiliser pour des étoffes salies prétraitées, contenant un agent de blanchiment peroxygéné et un agent de suspension des impuretés sélectionné dans le groupe comprenant une diamine cationique éthoxylée, une polyamine cationique éthoxylée, un polymère d'amine cationique éthoxylée et leurs mélanges. L'invention concerne également un procédé pour prétraiter des étoffes salies, au moyen de ladite composition.

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