| 摘要 |
PROBLEM TO BE SOLVED: To provide an ink composition that can form images robust to light, heat, and ozone, does not cause bronzing in a colored image, and also is excellent in discharge stability.SOLUTION: The ink composition contains at least one compound represented by general formula (BkII-1) or general formula (BkIII-1) and an aromatic compound having a sulfo group or a salt thereof. The content of the dye is 2-8 mass% and the content of the aromatic compound having a sulfo group or the salt thereof is 1-5 mass%. As an example of general formula (BkIII-1), a compound represented by formula B2 is included. |
