| 摘要 |
<p>PURPOSE:To provide a water-based ink containing a specific water-soluble dye, having excellent clarity of the recorded image, dryability, water-resistance, light- resistance, storage stability, jet stability and jet response, and suitable for inkjet recording, full-color printer, etc. CONSTITUTION:The objective ink contains the water-soluble dye of formula I [X is CH2, -CO-, -O-, -S-, or -SO2-; R1 and R2 are H, OH, alkyl, alkoxy, halogen, cyano, COOH or SO3H; l and m are 0-3; Z is H, alkyl, acetyl, (substituted) benzoyl, benzenesulfonyl or (substituted) 1,3,5-triazine ring; M is H, Li, Na, K or organic amine group; n is 1-3] (e.g. the compound of formula II).</p> |
