Patent ID: 6660711
Filing Date: 2003-12-09
Classification: C11D

Abstract:
A laundry detergent composition comprising:a) from about 0.01% to about 20% by weight, of a zwitterionic polyamine having formula: wherein R units have the formula â€”(R2O)wR3â€” wherein R2 and R3 are each independently selected from the group consisting of C2-C8 linear alkylene, C3-C8 branched alkylene, phenylene, substituted phenylene, and mixtures thereof; w is from 0 to about 25: Y is an anionic unit selected from the group consisting of â€”(CH2)fCO2M, â€”C(O)(CH2)fCO2M, â€”(CH2)fPO3M, â€”(CH2)fOPO3M, â€”(CH2)fSO3M â€”CH2(CHSO3M)(CH2)fSO3M, â€”CH2(CHSO2M)(CH2)fSO3M, and mixtures thereof; M is hydrogen, a water soluble cation, and mixtures thereof the index f is from 0 to about 10; O is a quaternizing unit selected from the group consisting of C1-C4 linear alkyl, C1-C4 hydroxyalkyl, benzyl, (R2O)1Y, and mixtures thereof; the index m is from 0 to 20; the index t is from about 0.5 to about 100; wherein when m is equal to 0, then w is equal to 0: b) from about 0.01% to about 80% by weight, of a surfactant system comprising one or more mid-chain branched surfactants selected from the group consisting of mid-chain branched alkyl sulfates, mid-chain branched alkoxy sulfates, mid-chain branched aryl sulphonates, and mixtures thereof; c) optionally from about 0.01% to about 60% by weight, of one or more non-mid-chain branched surfactants; and d) the balance caters and adjunct ingedients.