COLORANT, INK, INK-JET INK, METHOD OF INK-JET RECORDING, COLOR TONER, AND COLOR FILTER
申请人:Fujifilm Corporation
公开号:EP1847570A1
公开(公告)日:2007-10-24
[Problem] To provide a coloring matter which has a good hue, and is capable of forming an image high in fastness property under various use conditions and environmental conditions, and particularly suitable for an ink.
[Solving Means] A coloring matter represented by the following formula (I):
wherein in the formula, G represents a heterocyclic group, and n represents an integer of 1 to 3; when n is 1, R, X, Y, Z, Q, and G each represents a monovalent group; when n is 2, R, X, Y, Z, Q, and G each represents a monovalent or divalent substituent, provided that at least one represents a divalent substituent; and when n is 3, R, X, Y, Z, Q, and G each represents a monovalent, divalent or trivalent substituent, provided that at least two each represents a divalent substituent, or at least one represents a trivalent substituent.
[问题] 提供一种
着色剂,该
着色剂具有良好的色相,并且能够在各种使用条件和环境条件下形成牢度较高的图像,尤其适用于油墨。
[解决方法] 一种由下式(I)表示的
着色剂:
式中,G 代表杂环基团,n 代表 1 至 3 的整数;当 n 为 1 时,R、X、Y、Z、Q 和 G 各代表一价基团;当 n 为 2 时,R、X、Y、Z、Q 和 G 各代表一价或二价取代基,但至少有一个代表二价取代基;当 n 为 3 时,R、X、Y、Z、Q 和 G 各自代表一价、二价或三价取代基,条件是 至少有两个各自代表二价取代基,或至少有一个代表三价取代基。