QUATERNARY SUBSTITUTED BLEACH ACTIVATORS

摘要

The invention provides quaternary-substituted bleach activators of the gener al formula (E-(Ar')m(CH2)n-C(O)-L)(Ya-)1/a wherein L is selected from caprolactam and valerolactam; E is selected from the group consisting of R3N+, R2(C6H5CH2)N+, R2(C6H5CH2)2N+, R2(Np)N+, and mixtu res thereof; R is independently selected from the group consisting of methyl, et hyl, propyl, butyl, phenyl, benzyl, and mixtures thereof; Np is 1-naphthylmethylene or 2- naphthylmethylene; Ar' is (C6H4); m is 0 or 1; n is from 0 to about 12, provided that when m is 0, n is not less than 2; Y is a charge balancing compatible anion selec ted from the group consisting of chloride, bromide, phosphate, sulfate, isethionate, meth ansulfonate, ethansulfonate, benzenesulfonate, p-toluenesulfonate, cumenesulfonate, xylen esulfonate, naphthalene sulfonate, methyl sulfate, ethyl sulfate, octyl sulfate, terepht halate, polyacrylate having a molecular weight of from about 1,000 to about 4,500, polymaleate ha ving a molecular weight of from about 1,000 to about 4,500, poly(acrylate-comaleate ) having a molecular weight of from about 1,000 to about 4,500, benzoate, naphthoate, p -toluate, and mixtures thereof and a is 1 or higher.