Patent ID: 6123763
Filing Date: 2000-09-26
Classification: C07D,C09B,C09D

Abstract:
A pigment composition containing at least one pigment selected from the group consisting of a phthalocyanine pigment, a quinacridone pigment, an isoindolinone pigment, a perylene-perinone pigment, a dioxadine pigment, a diketopyrrolopyrrole pigment, an anthraquinone pigment, a benzoimidazolone pigment, an azo pigment and an inorganic pigment and a pigment dispersing agent of the formula ##STR35## wherein X.sub.1 is --NR.sub.3 or --O--, R.sub.1 is an amino group, R.sub.2 is a halogen atom, an amino group, a nitro group, a hydroxyl group, an alkoxy group, a carboxyl group, a sulfonic acid group, a substituted or non-substituted alkyl group, a substituted or non-substituted alkenyl group, R.sub.3 is a hydrogen atom, a substituted or non-substituted alkyl group or, a substituted or non-substituted alkenyl group, Y.sub.1 is a group of the formulae (2) to (5), Y.sub.2 is a hydroxyl group, an alkoxy group, Y.sub.1 or a group of the formula (6), k is an integer of 1 to 3 and h is an integer of 0 to 2formula (2): ##STR36## wherein each of R.sub.4 and R.sub.5 is independently substituted or non-substituted alkyl group or a substituted or non-substituted alkenyl group or together they represent a five or six-membered ring which may contain a nitrogen atom, an oxygen atom or a sulfur atom, and n is an integer of 1 to 6,formula (3): ##STR37## wherein R.sub.4 and R.sub.5 are as defined in the formula (2), formula (4): ##STR38## wherein R.sub.6 is substituted or non-substituted alkyl group or a substituted or non-substituted alkenyl group,formula (5):--NH(CH.sub.2).sub.p ##STR39## wherein R.sub.7 represents a group of the formula (4) or a group of the formula (7), p is an integer of 0 to 6 and m is an integer of 1 or 2,formula (6): ##STR40## wherein X.sub.1, R.sub.1, R.sub.2, k and h are as defined in the formula (1),formula (7): ##STR41## wherein X.sub.2 is a direct bond, --NH-- or --O--, q is an integer of 0 to 6 and R.sub.4 and R.sub.5 are as defined in the formula (2) andwherein the amount of the pigment dispersing agent of formula (1) per 100 parts by weight of the pigment is 0.1 to 30 parts by weight.