Patent ID: 7811376

Claim:
An aqueous pigment preparation, comprising (A) 20% to 70% by weight of at least one organic pigment, inorganic pigment or mixture thereof, (B) 1% to 15% by weight of at least one water-soluble or water-dispersible nonionic oligoester or polyester, (C) 0.1% to 15% by weight of the at least one dispersant, surfactant or mixture thereof, (D) 0.1% to 20% by weight of the at least one additive, and (E) 5% to 78.8% by weight of water, based in each case on the total weight of the pigment preparation, wherein the at least one water-soluble or water-dispersible nonionic oligoester or polyester is one or more compounds of the formula (1): wherein R 1 and R 7 are a linear or branched C 1 -C 18 alkyl radical, R 2 , R 4 , and R 6 independently of one another are C 1 -C 8 alkylene, R 3 and R 5 are arylene or alkarylene, a, b, and d are a number between 1 and 200, the sum of a, b, and d being at least 5, c is a number between 1 and 20.