| 简介 |
PROBLEM TO BE SOLVED : To provide an aqueous black ink composition that provides a black recorded image that is high in color development (print density), and an inkjet recording method and a colored body using the same.SOLUTION : An ink composition comprises, as a colorant, both a dye represented by the formula (1) or salt thereof, or a mixture of them, and a dye that is substantially insoluble in water (R, Rand R-Rare H, a sulfo group, a carboxy group or the like; Rand Rare H, a sulfo group or the like; n is an integer of 0 or 1). |
客服热线：
手机版
二维码
