| abstract |
The invention relates to polyesters of the general formula wherein the residue R 1 、R 2 、R 3 、R 4 、R 5a (as residue R) 5 Special case of (1), R 6 、R 7 And R 8 Free of carboxyl, hydroxyl, thiol, imino and primary and secondary amino groups, residues R 5b (as R) 5 Special case of) and R 9 Containing hydroxyl groups, 10 to 100 mol% of which may be present in the form of polymer-like salts or be blocked, u being 0 or 1, v being 1 to 60 and w being 1 to 20. The invention also relates to wetting agents and dispersants comprising or consisting of the aforementioned polyesters, and to methods for producing said wetting agents and dispersants, and to the use of the polyesters according to the invention and the reaction products of said methods as wetting agents and dispersants, and to compositions comprising said polyesters, wetting agents and/or dispersants or the reaction products of the methods of the invention and also particulate solids. |