| abstract |
The invention relates to a polymer mixture consisting of at least one comb copolymer (I) containing blocks of special structural units and at least one copolymer (Il) comprising polymerised, optionally substituted styrene and maleic anhydride units, the carboxyl groups of which are at least partly present as alkaline metal salts, earth alkaline metal salts or ammonium salts. The invention also relates to the use of said polymer mixtures as wetting agents and dispersants. |