USE OF SOLID PIGMENT PREPARATIONS FOR COLOURING PLASTICS

摘要

The invention relates to the use of solid pigment preparations for colouring plastics, said preparations containing the following as essential constituents: (A) between 60 and 90 wt. % of at least one pigment; and (B) between 10 and 40 wt % of at least one surface-active additive from the group of non-ionic polyethers, their acidic phosphoric acid esters, phosphonic acid esters, sulphuric acid esters and/or sulphonic acid esters and their salts.