Patent ID: 6284031
Filing Date: 2001-09-04
Classification: C09B

Abstract:
A pigment composition comprising a tinctorially effective amount of a phthalocyanine pigment and an effective flow control or heat stabilizing amount of a compound of formula (I)MPc--(CONR.sup.1 R.sup.2).sub.n IwhereinPc is a phthalocyanine ring which is optionally further substituted by up to an average of one chlorine or bromine atom or of a sulphonic acid;M is hydrogen or a metal;n is a number ranging from 0.1 to 4.0;R.sup.1 and R.sup.2 are independently from one another hydrogen, C.sub.1 -C.sub.20 alkyl, C.sub.5 -C.sub.12 cycloalkyl, C.sub.7 -C.sub.12 aralkyl, C.sub.6 -C.sub.10 aryl, aliphatic amino-C.sub.2 -C.sub.20 alkyl, or an acid salt thereof, hydroxy-C.sub.2 -C.sub.20 alkyl or a polyoxyalkylenyl or aminopolyoxyalkenyl group, with the proviso that when R.sub.1 is hydrogen, R.sub.2 is not hydrogen or C.sub.1 -C.sub.12 alkyl.