USE OF GLYCEROL AS AN AGENT TO IMPROVE THE SELF-DISPERSING PROPERTIES OF A MINERAL MATERIAL TO BE ADDED TO AN AQUEOUS COMPOSITION

摘要

The present disclosure relates to a method for improving the auto-dispersant characteristic in water of a mineral substance. The method includes the steps of dry-grinding, in the presence of a formulation, a mineral substance selected from a dolomite, talc, titanium dioxide, alumina, kaolin and calcium carbonate, wherein the formulation contains a polyglycerol and no glycerol.