Patent ID: 8246696

Claim:
A surfactant system or cleaning composition consisting of: an extended chain anionic surfactant having the formula R-[L] x -[O—CH 2 —CH 2 ] y -M where R is a linear or branched, saturated or unsaturated, substituted or unsubstituted, aliphatic or aromatic hydrocarbon radical having from about 6 to 20 carbon atoms, L is a linking group, M is any ionic species, x is the chain length of the linking group ranging from 2-16, and y is the average degree of ethoxylation ranging from 1 to 5; a linker surfactant, selected from the group consisting of amine oxide, dioctyl sulfosuccinate, monoglycerides, diglycerides, fatty acids, fatty diacids and combinations thereof; and a multiply charged cation component selected from the group consisting of: Ca2+, Mg2+, a chelating agent, source of alkalinity and combinations thereof, wherein the cleaning composition is capable of removing oily soils.