Cleaning formulations for machine scrubbing dishes containing polycarboxylates with hydrophilic modification.

Free cleaning formulation for cleaning phosphate machine dishwashing containing as components: a) from 1 to 20% by weight of copolymers of a1) from 50 to 99.5 mol% of an acid monoethylenically unsaturated monocarboxylic and / or a salt thereof, a2) from 0.5 to 20 mol% of an alkoxylated monomer, monoethylenically unsaturated, of the formula (I) ** ** see formula in which the variables they have the following meaning: R 1 is hydrogen or methyl; R 2 is - (CH 2) XO, -CH2-NR 5 -, -CH2-O-CH 2 CR 6 R 7 -CH 2 O- or -CONH--; R 3 represent identical or different alkylene radicals having 2 to 4 carbon atoms, which may be arranged blockwise or in statistical form, the ratio of ethylene moieties of 50 mole% or more; R 4 is hydrogen, alkyl having 1 to 4 carbon atoms, -SO3M or -PO3M2; R 5 means hydrogen or -CH2-CR 1 = CH 2; R 6 represents -O- [R 3 -O] n R 4 may be different residues - [R 3 -O] n- the other moieties - [R 3 - O] n- contained in formula I; R 7 is hydrogen or ethyl; M is an alkali metal or hydrogen; nx means from 4-250; is 0 or 1, a3) from 0 to 50 mol% of a monoethylenically unsaturated dicarboxylic acid, an anhydride and / or a salt thereof, a4) from 0 to 20 mol% of other monoethylenically unsaturated monomer, copolymerizable, wherein the copolymer average molecular weight Mw ranging from 30,000 to 500,000 g / mol and understood K value between 40 and 150, measured at a pH of 7 in an aqueous 1% by weight at 25 ° C, b) from 1 to 50% by weight of complexing agents selected from the group consisting of nitrilotriacetic acid, ethylenediaminetetraacetic acid, diethylenetriaminepentaacetic acid, hydroxyethylethylenediaminetriacetic acid and glycine-N, N-diacetic acid and its derivatives, glutaminico- acid N, N-diacetic iminodisuccinate, hydroxyiminodisuccinate, the S, S-ethylenediamine diacetic acid and aspartic acid-and the salts of the substances which have been indicated above, c) from 1 to 15% weight of nonionic surfactants with low foaming, d) from 0 to 30% by weight of bleaches and, optionally, of bleach activators, e) from 0 to 60% by weight of further adjuvants, f) 0 to 8% by weight of enzymes, g) from 0 to 50% by weight of another or other additives such as anionic or zwitterionic surfactants, bleach catalysts, carriers alkali, corrosion inhibitors, agents defoamers, dyes, fragrances, fillers, organic solvents and water, giving 100% by weight the sum of the components a) to g).