Patent ID: 6352562
Filing Date: 2002-03-05
Classification: C07D,C11D

Abstract:
A method for cleaning fabrics, said method comprising contacting said fabrics in an aqueous liquor comprising a bleaching system which comprises:a) at least about 0.1% by weight of a peroxygen bleaching compound capable of yielding hydrogen peroxide in an aqueous solution; and b) at least about 0.1% by weight of one or more substituted benzoyl caprolactam bleach activators having the formula: where R1, R2, R3, R4, and R5 are members selected from the group consisting of H, halogen, alkyl, alkoxy, alkoxyaryl, alkaryl, alkaryloxy, and members having the structure: where R6 is selected from the group consisting of H, alkyl, alkaryl, alkoxy, alkoxyaryl, alkaryloxy, and aminoalkyl; X is O, NH, or NR7, wherein R7 is H or a C1-C4 alkyl group; and R8 is an alkyl, cycloalkyl, or aryl group containing from 3 to 11 carbon atoms; provided that at least one R substituent is not H.