| abstract |
An automatic dishwashing composition is provided including a dispersant polymer blend, comprising: an acrylic acid homopolymer; and a copolymer of acrylic acid and a sulfonated monomer; wherein the blend ratio of the acrylic acid homopolymer to the copolymer of 3:1 to 1:3; and a surfactant, wherein the surfactant is a fatty alcohol alkoxylate of formula I wherein R?1#191 is a linear or branched, saturated C?8-24#191 alkyl group; R?2#191 is a linear saturated C?2-8#191 alkyl group; m has an average value of 22 to 42; n has an average value of 4 to 12; wherein m + n is an average value of 26 to 54; wherein the fatty alcohol alkoxylate has an average ethyleneoxy unit concentration per molecule, X, of > 45 wt%; and, wherein the fatty alcohol alkoxylate has a ratio, Z, equal to X divided by n, wherein the ratio, Z, is < 9.5. |