Dye composition and the use thereof

摘要

A dye composition, which comprising: a monoazo dye of the formula and a disazo dye of the formula (II) wherein R, R₁, R₂, R₃, R₄, Y, K, D are defined in this document ; these kinds of dye composition have good stability and build-up. The dye composition are suitable for dyeing and printing of materials containing cellulose fibers, such as cotton, artificial cotton, linen, and artificial linen, or synthetic polyamide, such as wool, silk, and nylon etc.