Lencolo 1109 mute powder wetting dispersing agent has excellent wetting dispersing effect, suitable for organic, inorganic pigments and carbon black system dispersion; Especially suitable for dumb powder dispersion system, high efficiency dispersion, viscosity reduction, anti sedimentation performance is very outstanding. Widely used in building coatings, industrial coatings, wood coatings, UV coatings and other coatings in the matte paint.