Pigment preparations

Details Pigment preparations Pigment preparations

C - Chemistry, Metallurgy

09

B

C09B 57/00 (2006.01) C09B 5/56 (2006.01) C09B 19/02 (2006.01) C09B 43/11 (2006.01) C09B 47/16 (2006.01) C09B 48/00 (2006.01) C09B 67/22 (2006.01) C09D 17/00 (2006.01)

Patent

CA 2081146

Pigment preparation essentially comprising a) at least one pigment from the class of azo, anthrapyrimidine, anthanthrone, quinacridone, perinone, diketopyrrolopyrrole, dioxazine, flavanthrone, indanthrone, isoindolinone, isoviolanthrone, perylene, phthalocyanine, pyranthrone or thioindigo pigments or a mixture of pigments belonging to various classes, and b) at least one dispersant of the formula (T) (see formula I) in which P, independently of the pigments mentioned in a), is a radical of an anthanthrone azo, quin- acridone, perinone, diketopyrrolopyrrole, dioxazine, indanthrone, perylene, phthalo- cyanine or thioindigo pigment, R1 and R2, independently of one another, are hydrogen, halogen, C1-C4-alkyl, C1-C4-alkoxy or nitro, and n is a number from 1 to 4, and their use for pigmenting of high-molecular-weight materials in the form of plastic compositions, melts, spinning solutions, varnishes, in particular of poly- urethane-based aqueous varnishes or low-solvent high- solid acrylic varnishes, coating compositions and printing inks, in particular based on nitrocellulose.

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