Blue disperse dye composition, blue disperse dye, and preparation method and use of dye
A technology of disperse dyes and compositions, which is applied in the fields of dyeing, organic dyes, textiles and papermaking, etc. It can solve the problems of high dye prices, heavy environmental pollution, and low dyeing strength, and achieves good compatibility and a wide range of pH value adaptation , high-strength effect
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Embodiment 1
[0084] The blue disperse dye composition that is made up of component A of 46 gram formula (I), component B of 14 gram formula (II), component C of 40 gram formula (III-1) and 50 gram imported lignin 85A 100 grams of dispersant MF, add 400 grams of water and stir well, grind and disperse and dry to obtain 300% blue disperse dyes, which can obtain bright blue fabrics with excellent fastness.
Embodiment 2-11
[0099] According to the same method of embodiment 1, according to the composition formula in table 3, blue disperse dyes are made as shown in table 3.
[0100] Table 3 Weight unit: grams
[0101]
[0102]
[0103] Adopt the method identical with embodiment 1 to carry out performance test to the blue disperse dye of embodiment 2-11. Observe the shade of the cloth sample, refer to GB / T2403-2014 and GB / T2400-2006 to measure their pH value adaptation range and compatibility, the results are shown in Table 4;
[0104] Table 4
[0105]
[0106]
[0107] From the data in Table 4, it can be seen that the blue disperse dye prepared by the method of the present invention has the advantages of wide pH range and good compatibility.
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