Patent ID: 8685911

Claim:
An aqueous liquid rinse aid composition for use in automatic dishwashing comprising: a) from about 1% to about 20% of a graft copolymer by weight of the composition, wherein the graft copolymer consists of an acrylic acid backbone having ethylene oxide side chains, wherein the ethylene oxide side chains comprise from 10 to 55 ethylene oxide units, and wherein the ethylene oxide side chains comprise from 20 wt % to 45 wt % of the graft copolymer, respectively; and wherein the graft copolymer comprises a molecular weight of from about 5,000 to about 13,000; b) from about 10% to about 60% of a low foaming nonionic surfactant by weight of the composition; c) water; and d) from about 2% to about 25% by weight of the composition of a low molecular weight organic solvent selected from the group consisting of ethanol, methanol, propanol, isopropanol, and mixtures thereof; wherein said composition has a pH from about 1 to about 6.