申请人:Everlight USA, Inc.
公开号:US07387647B2
公开(公告)日:2008-06-17
A dye composition, comprising (A) at least one disazo dye selected from the formula (I) or (II),
wherein R, R1, R2, D1 and D2 are defined as in the specification; and (B) a diazo dye of the formula (III),
wherein (R9)0˜2, (R10)0˜2, Q1 and Q2 are defined as in the specification. These dye compositions have high fixation and good build-up. They are distinguished also by high washing off and low nylon staining and they are suitable for dyeing and printing of materials containing either cellulose fibers, such as cotton, artificial cotton, linen, and artificial linen, or polyamide fibers, such as wool, silk, and nylon etc. Dyed materials with excellent properties can be obtained, showing especially outstanding performance in washing off, levelness, build-up, wet fastness and light fastness.
一种染料组合物,包括(A)至少一种来自公式(I)或(II)中选择的二氮偶联染料,其中R、R1、R2、D1和D2的定义如规范中所述;和(B)公式(III)中的二氮偶联染料,其中(R9)0˜2,(R10)0˜2,Q1和Q2的定义如规范中所述。这些染料组合物具有高固定性和良好的上色效果。它们还以高洗净度和低尼龙染色而著称,适用于含有纤维素纤维(如棉花、人造棉花、亚麻和人造亚麻)或聚酰胺纤维(如羊毛、丝绸和尼龙等)的材料的染色和印花。可以获得具有优异性能的染色材料,特别在洗净度、均匀性、上色效果、湿度牢度和光牢度方面表现出色。