Aqueous blue dispersion, blue aqueous ink composition for direct printing, and direct printing method

摘要

PROBLEM TO BE SOLVED: To provide a blue water-based ink which is a dispersion used for direct printing a hydrophobic fiber and having high color development and low sublimation property, and a direct printing method using the blue water-based ink. An aqueous blue dispersion containing a dye represented by Chemical Formula 4. [Selection diagram] None