Solid pigment concentrates

Details Solid pigment concentrates Solid pigment concentrates

C - Chemistry, Metallurgy

09

D

C09D 17/00 (2006.01) C09B 67/20 (2006.01) C09C 1/00 (2006.01) C09C 3/08 (2006.01) C09C 3/10 (2006.01) C09D 5/02 (2006.01)

Patent

CA 2624525

Solid pigment concentrate comprising at least one pigment and a dispersant comprising a polyamine backbone and one or more hydrophobic pendent groups, characterized in that the concentrate further comprises a non-ionic 5 surface active agent comprising polyoxyalkylene groups. The polyamine backbone can for instance comprise polyalkylene imine building blocks.

Concentrés de pigments solides renfermant au moins un pigment et un dispersant à squelette polyamine et un ou plusieurs groupes pendants hydrophobes, sachant que ce type de concentré comprend aussi un agent de surface actif non ionique à groupes polyalkylène. Ledit squelette peut par exemple comporter des blocs structurels polyalkylène imine.

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