Release agent composition, characterized in that it contains the components a) at least one phosphate of the general formula where X = R 6, H, metal, NR z H 4-z +, where z = 0 to 4, and R = hydrocarbon radical having 1 to 10 carbon atoms or a radical of the formula where m = 0 to 5, and R 1 to R 6, independently of one another, are hydrogen, a metal, preferably an alkali metal or alkaline earth metal, such as, for example, sodium or potassium, or NR z H 4-z +, where z and R are as described above, or in that one or all of the radicals R 1 to R 6 are identical or different organic radicals selected from branched or straight-chain, acyclic or cyclic, alicyclic or heterocyclic, aliphatic or aromatic or heteroaromatic, substituted or unsubstituted, organic radicals or radicals of the formula where R 7 = a branched or straight-chain, acyclic or cyclic, alicyclic or heterocyclic, aliphatic or aromatic or heteroaromatic, substituted or unsubstituted organic radical, A or B is hydrogen and the respective other radical is hydrogen or a substituted or unsubstituted, linear or branched alkyl radical having 1 to 10, preferably 1 or 2, carbon atoms and n is a number-average number from 1 to 100, and b) at least one compound having at least two hydroxyl groups and having a molecular weight of less than 250 g/mol, the component b) containing one or more diols, triols and/or polyhydric polyols, and the proportion of the component a), based on the composition, being from 0.1 to 70% by weight and the proportion of the component b) being from 0.5 to 90% by weight, and the composition having a proportion of water of 80 to 99% by weight, at least one inorganic phosphate, in which X and R 1 to R 5 are not organic radicals, and at least one organic phosphate, in which at least one of the radicals X and R 1 to R 5 is not H, metal or NR z H 4-z +, where R and z are as defined above, being present as component a), an alkali metal mono- and/or dialkenylphosphate being present as component a). a) at least one phosphate of the general formula where X = R 6, H, metal, NR z H 4-z +, where z = 0 to 4, and R = hydrocarbon radical having 1 to 10 carbon atoms or a radical of the formula where m = 0 to 5, and R 1 to R 6, independently of one another, are hydrogen, a metal, preferably an alkali metal or alkaline earth metal, such as, for example, sodium or potassium, or NR z H 4-z +, where z and R are as described above, or in that one or all of the radicals R 1 to R 6 are identical or different organic radicals selected from branched or straight-chain, acyclic or cyclic, alicyclic or heterocyclic, aliphatic or aromatic or heteroaromatic, substituted or unsubstituted, organic radicals or radicals of the formula where R 7 = a branched or straight-chain, acyclic or cyclic, alicyclic or heterocyclic, aliphatic or aromatic or heteroaromatic, substituted or unsubstituted organic radical, A or B is hydrogen and the respective other radical is hydrogen or a substituted or unsubstituted, linear or branched alkyl radical having 1 to 10, preferably 1 or 2, carbon atoms and n is a number-average number from 1 to 100, and b) at least one compound having at least two hydroxyl groups and having a molecular weight of less than 250 g/mol, the component b) containing one or more diols, triols and/or polyhydric polyols, and the proportion of the component a), based on the composition, being from 0.1 to 70% by weight and the proportion of the component b) being from 0.5 to 90% by weight, and the composition having a proportion of water of 80 to 99% by weight, at least one inorganic phosphate, in which X and R 1 to R 5 are not organic radicals, and at least one organic phosphate, in which at least one of the radicals X and R 1 to R 5 is not H, metal or NR z H 4-z +, where R and z are as defined above, being present as component a), an alkali metal mono- and/or dialkenylphosphate being present as component a).