Patent ID: 6239201
Filing Date: 2001-05-29
Classification: C09D

Abstract:
An aqueous dispersion which contains a pigment and/or a filler and also contains a dispersing agent comprisingA) 50 to 90 wt. % of a non-ionic alkylene oxide adduct having a number average molecular weight of 2000 to 100,000,B) 0 to 40 wt. % of a salt of a polycarboxyl compound,C) 5 to 40 wt. % of a salt of an acidic (poly)phosphate ester andD) 0 to 60 wt. % of a water-soluble or water-dispersible polyurethane oligomer,wherein the sum of the components A)+B)+C)+D) equals 100 wt. %, based on the weight of A), B), C) and D), and the amount of at least one of components B) or D) is not 0.