| 摘要 |
PROBLEM TO BE SOLVED: To obtain an ink-jet recording ink capable of forming images having a good hue and lightfastness. SOLUTION: The ink-jet recording ink comprises at least one pigment selected from a pigment represented by formula (1) and a pigment represented by formula (2) (wherein A1 and A2 are each independently a heterocyclic group which may be substituted; and R1 and R2 are each independently hydrogen atom, an alkyl group, an aryl group, a triazine ring, COX1 or SO2X2; M is a counter ion; (p) and (q) are each independently an integer of 0-2). |
