Water-Based Pigment Preparations, Production And Use Of Same

The present invention relates to aqueous pigment preparations, comprising(A) at least one organic and/or inorganic pigment and/or filler(B) at least one dispersant of the formula (I) or (II), or mixtures of dispersants of the formulas (I) and (II),wheren is an integer greater than or equal to 1, preferably 1 to 5, more preferably 1 to 2,z is an integer greater than or equal to 1, preferably 1 to 10, more preferably 1 to 4,R1 is an aliphatic, linear or branched hydrocarbon radical having 1 to 10 carbon atoms or a hydrogen atom or the structural unit -O-X or the structural unit -CH2-O-X,and structural unit X corresponds to the formula (III)in whicha is an integer from 1 to 10,b is an integer from 0 to 10,c is an integer from 1 to 50,m is 1 or 2,and R2 is an aliphatic, linear or branched hydrocarbon radical having 1 to 10 carbon atoms,(C) optionally wetting agents,(D) optionally further surfactants and/or dispersants,(E) optionally one or more organic solvents and/or one or more hydrotropic substances and/or mixtures thereof,(F) optionally further additives customary for the production of aqueous pigment dispersions, and(G) water.