[EN] AZO PIGMENTS, AND PIGMENT DISPERSION, COLORING COMPOSITION AND INK FOR INKJET RECORDING CONTAINING THE AZO PIGMENT<br/>[FR] PIGMENTS AZOÏQUES, DISPERSION DE PIGMENTS, COMPOSITION COLORANTE ET ENCRE POUR IMPRESSION À JET D'ENCRE CONTENANT LE PIGMENT AZOÏQUE
申请人:FUJIFILM CORP
公开号:WO2009110643A1
公开(公告)日:2009-09-11
Provided is an azo pigment represented by the following general formula (1), a tautomer of the azo pigment, and a salt or a hydrate thereof: General formula (1) wherein Q represents the non-metallic atoms necessary to complete a 5- to 7-membered heterocyclic group, W represents an alkoxy group, an amino group, an alkyl group, or an aryl group, X1 and X2 each independently represents a hydrogen, an alkyl group, an acyl group, an alkylsulfonyl group, or an arylsulfonyl group, R1 represents a hydrogen or a substituent, R2 represents a heterocyclic group, n represents an integer of from 1 to 4 and the general formula (1) represents a dimer formed through Q, W, X1, X2, R1, or R2 when n=2, a trimer formed through Q, W, X1, X2, R1, or R2 when n=3, and a tetramer formed through Q, W, X1, X2, R1, or R2 when n=4.
提供的是以下一般式(1)所代表的偶氮颜料,偶氮颜料的互变异构体,以及其盐或水合物:一般式(1)中,Q代表必要的非金属原子,以完成一个5-至7-成员杂环基团,W代表烷氧基、氨基、烷基或芳基,X1和X2分别独立地代表氢、烷基、酰基、烷基磺酰基或芳基磺酰基,R1代表氢或取代基,R2代表杂环基团,n代表1至4的整数,一般式(1)代表当n=2时通过Q、W、X1、X2、R1或R2形成的二聚体,当n=3时通过Q、W、X1、X2、R1或R2形成的三聚体,以及当n=4时通过Q、W、X1、X2、R1或R2形成的四聚体。