Composite reactive black dye mixture and application thereof
A technology of dye mixtures and dye compounds, applied in organic dyes, dyeing methods, textiles and papermaking, etc., can solve problems such as limited use, poor lifting power, and insufficient blackness, and achieve low raw material costs, high lifting power, and high solids The effect of color ratio
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Embodiment 1
[0049] Mix 50 parts of the dye compound represented by the formula (1-1a), 25 parts of the dye compound represented by the formula (2-1a), 5 parts of the dye compound represented by the formula (3-1a) and 20 parts of Yuan Mingfen through thorough mechanical mixing Thus, the composite reactive black dye 1 of the present invention is obtained.
[0050]
Embodiment 2
[0052] 50 parts of the dye compound represented by the formula (1-1a), 15 parts of the dye compound represented by the formula (2-2a), 15 parts of the dye compound represented by the formula (3-1a) and 20 parts of Yuan Mingfen were fully mechanically mixed. And the composite reactive black dye 2 of the present invention is obtained.
[0053]
Embodiment 3
[0055] Mix 60 parts of the dye compound represented by the formula (1-1a), 15 parts of the dye compound represented by the formula (2-3a), 5 parts of the dye compound represented by the formula (3-1a) and 20 parts of Yuan Mingfen through thorough mechanical mixing And the composite reactive black dye 3 of the present invention is obtained.
[0056]
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