| 摘要 |
The invention relates to the novel pigment dispersants of the formula (I), wherein Q<1> is a group of an organic pigment selected from the group of the perinone, quinacridone, quinacridonequinone, anthanthrone, indanthrone, dioxazine, diketopyrrolopyrrole, indigo, thioindigo, thiazine indigo, isoindoline, isoindolinone, pyranthrone, isoviolanthrone, flavanthrone or anthrapyrimidine pigments; s is a number of from 1 to 5; n is a number of from 0 to 4; the sum of s and n being 1 to 5, and to pigment preparations. Said pigment preparations are characterized by a content of at least one organic pigment and one pigment dispersant of the formula (I), wherein Q<1> is a group of an organic pigment selected from the group of phthalocyanine, azo, benzimidazolone, disazocondensation, perinone, quinacridone, quinacridonequinone, anthanthrone, indanthrone, dioxazine, diketopyrrolopyrrole, indigo, thioindigo, thiazine indigo, isoindoline, isoindolinone, pyranthrone, isoviolanthrone, flavanthrone or anthrapyrimidine pigments. |
