A water-insoluble colorant dispersion, having:
fine particles of a water-insoluble colorant, each of the fine particles containing at least two kinds of colorant; and
a polymer compound having at least one repeating unit selected from the group consisting of repeating units represented by the following Formula (1) and (2);
wherein, R6 to R8 each independently represent a hydrogen atom or a substituent; X- is an anion group balancing with the cation electric charge on the nitrogen atom; R1 represents a hydrogen atom or a substituent; J represents a specific divalent linking, an alkyl group, an aryl group, or an aralkyl group; W represents a single bond or a divalent linking group; R9 represents a hydrogen atom or a substituent; Q2 represents a group of atoms which is necessary for forming an unsaturated ring together with a carbon atom and a nitrogen atom.
一种
水不溶性
着色剂分散体,具有
水不溶性
着色剂的细颗粒,每个细颗粒至少含有两种
着色剂;以及
聚合物化合物,其至少一个重复单元选自下式(1)和(2)所代表的重复单元组;
其中,R6 至 R8 各自独立地代表氢原子或取代基;X- 是与氮原子上的阳离子电荷平衡的阴离子基团;R1 代表氢原子或取代基;J 代表特定的二价连接、烷基、芳基或芳烷基;W 代表单键或二价连接基团;R9 代表氢原子或取代基;Q2 代表与碳原子和氮原子一起形成不饱和环所必需的原子团。