Easily Dispersible Solid Pigment Preparations

摘要

The present invention relates to solid pigment preparations containing (A) 5 to 99 percent by weight of at least one pigment; (B) 1 to 95 percent by weight of at least one water-soluble dispersing additive based on copolymers that consist of the following structural units: (i) 1.0 to 50 mol percent of structural unit B1; a combined total of 50 to 99.0 mole percent of structural units (B2) and (B3); (iii) 0 to 49 mole percent of structural unit (B4).