Patent ID: 6359122
Filing Date: 2002-03-19
Classification: C07D,C09B,C09K

Abstract:
A soluble pigment derivative of formula (IX)A(B)xâ€ƒâ€ƒ(IX), whereinx is an integer from 1 to 4, A is the radical of a quinacridone, indigo, dioxazine or azo pigment, in which radical A there are from 1 to 4 N-atoms which are conjugated with, or adjacent to, at least one carbonyl group, and B is a group of formula (X) â€ƒwhich is linked to at least one of the N-atoms and wherein R9 is a branched C5-C20alkyl group in which the carbon atom attached to the oxygen atom is a secondary carbon atom.