Cabot Corporation
Synergists for quinacridone magenta pigments

Abstract:

Disclosed herein are compositions (e.g., pigment dispersions or ink compositions such as inkjet ink compositions) comprising at least one quinacridone magenta pigment and at least one synergist selected from compounds (A) and (B) having the following structures, wherein each n is an integer independently ranging from 1 to 4, and R.sub.1-R.sub.3 are each independently selected from H, CH.sub.3, Cl, and F, ##STR00001##