| abstract |
The subject of the present invention is (A) at least one organic and / or inorganic pigment, (B) a dispersant containing two or more structural units represented by the following formula I bonded to the structural unit Y: An aqueous pigment formulation comprising [Where: a is an integer of 1 to 100, b is an integer of 0 to 100, c is an integer from 1 to 100 and the units a, b and c can be arranged randomly or in blocks, R 2 is a linear or branched aliphatic hydrocarbon residue having 1 to 30 carbon atoms, A is hydrogen or the formula -SO 3 M, -SO 2 M, -PO 3 M 2, an anionic group represented by -CH 2 COOM or (II), M is hydrogen or selected from the group of Na + , K + , NH 4 + , ethanolammonium, diethanolammonium or triethanolammonium, or a secondary, tertiary or quaternary ammonium ion substituted with an alkyl group Cations or combinations thereof, In this case, the structural unit Y is a carbon-containing structural unit that can be alkoxylated at at least two bonding sites, and the bonding site includes one or more nitrogen atoms, one or more oxygen atoms. , Or both of them] |