Patent ID: 7179779

Claim:
A cationic bleach activator of Formula (I): wherein: n is an integer from 0 to 3; Q + is a quaternary nitrogen group; Ar is an aryl group or a substituted aryl group; X is selected from the group consisting of O, S, and NR 1 ; wherein R 1 is selected from the group consisting of H, alkyl, substituted alkyl, cycloalkyl, aryl, and substituted aryl; each R 2 is independently selected from the group consisting of H, alkyl, substituted alkyl, cycloalkyl, halo, hydroxyl, alkoxyl, aryl, arylkyl, aryloxyl, substituted aryl, and aralkyloxyl; and Z − is a charge-balancing counter anion and can be present or absent.