摘要 |
The invention concerns a dispersing and grinding auxiliary for inorganic fillers and pigments, the auxiliary consisting of an alkali-metal salt of a polycarboxylic acid with 1 to 6 carboxylic-acid groups, 1 to 5 OH-groups and 3 to 10 C-atoms, or mixtures thereof, plus the use of the auxiliary in the manufacture and finishing of paints, varnishes, ceramics, rubber, plastics and, in particular, paper. |