C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 223/10 (2006.01) C07D 403/10 (2006.01) C11D 3/28 (2006.01) C11D 3/39 (2006.01) C11D 17/00 (2006.01)
Patent
CA 2161214
Laundry detergents and bleaching systems which comprise substituted benzoyl caprolactam bleach activators are presented having the formula: Image wherein R1, R2, R3, R4, and R5 are members selected from the group consisting of H, halogen, alkyl, alkoxy, alkoxyaryl, alkaryl, alkaryloxy, NO2, and members having the structure: Image wherein 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. The bleach activators are effective under mixed soil conditions, especially mixtures of hydrophobic and hydrophilic soils and stains.
L'invention se rapporte à des détergents et à des systèmes de blanchiment pour textiles, qui comprennent des adjuvants de blanchiment à base de benzoyl caprolactame substitué. Ces adjuvants de blanchiment sont efficaces dans des conditions où l'origine des taches est mixte, en particulier dans les cas où des taches et souillures hydrophobes et hydrophiles sont mélangées.
Burns Michael Eugene
Willey Alan David
Dimock Stratton Llp
The Procter & Gamble Company
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