Dyeing assistant and application thereof in process of dyeing wool by adopting disperse dyes
A technology of dyeing auxiliaries and mass fraction, applied in the application field of the process, can solve the problems of high cost, complex extraction and processing, etc., achieve low cost, enhance solubilizing dyeing effect, and improve the effect of cloud point
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Embodiment 1
[0026] A kind of dyeing auxiliary agent of the present embodiment, by mass fraction, the dyeing auxiliary agent comprises the following components: Pingpingjia O-15 30%, octadecyl betaine 4%, dodecyl dihydroxyethyl betaine 1 %, cetylpyridinium bromide 1%, PEG15001%, chitosan 3%; wherein, the degree of deacetylation of chitosan is 70%, and the average molecular weight is 3000D.
[0027] Wool is dyed with the above dyeing auxiliaries and Disperse Red M-BL, including:
[0028] (1) Make wool into rolls, soak in 2g / L hexamethylenediamine liquid for 20min, wash with deionized water, and set aside;
[0029] (2) Mix the dyeing auxiliaries and disperse dyes at a mass ratio of 1:3, add water to 1000mL, make the concentration of the dyeing auxiliaries in the dye bath 3g / L, and use glacial acetic acid to adjust the pH of the dye bath to 5.5;
[0030] (3) Add the wool obtained in step (1) into the dyeing bath of step (2), and divide it into two groups, one of which is heated to 80°C and k...
Embodiment 2
[0034] The present embodiment is a kind of dyeing auxiliaries, in terms of mass fraction, the dyeing auxiliaries include the following components: Pingpingjia O-30 65%, octadecyl betaine 9%, dodecyl dihydroxyethyl betaine 3 %, cetylpyridinium bromide 5%, PEG15003%, chitosan 5%; wherein, the degree of deacetylation of chitosan is 80%, and the average molecular weight is 5000D.
[0035] Wool is dyed with the above dyeing auxiliaries and Disperse Red M-BL, including:
[0036] (1) Make wool into rolls, soak in 2g / L hexamethylenediamine liquid for 20min, wash with deionized water, and set aside;
[0037] (2) Mix the dyeing auxiliaries and disperse dyes at a mass ratio of 1:3, add water to 1000mL, make the concentration of the dyeing auxiliaries in the dye bath 5g / L, and use glacial acetic acid to adjust the pH of the dye bath to 6.5;
[0038] (3) Add the wool obtained in step (1) into the dyeing bath of step (2), and divide it into two groups, one of which is heated to 80°C and ke...
Embodiment 3
[0042]The present embodiment is a kind of dyeing auxiliaries, in terms of mass fraction, the dyeing auxiliaries include the following components: Pingpingjia O-20 50%, octadecyl betaine 7%, dodecyl dihydroxyethyl betaine 2 %, cetylpyridinium bromide 3%, PEG20002%, chitosan 4%; wherein, the degree of deacetylation of chitosan is 80%, and the average molecular weight is 4000D.
[0043] Wool is dyed with the above dyeing auxiliaries and Disperse Red M-BL, including:
[0044] (1) Make wool into rolls, soak in 2g / L hexamethylenediamine liquid for 20min, wash with deionized water, and set aside;
[0045] (2) Mix the dyeing auxiliaries and disperse dyes at a mass ratio of 1:3, add water to 1000mL, make the concentration of the dyeing auxiliaries in the dye bath 4g / L, and use glacial acetic acid to adjust the pH of the dye bath to 6;
[0046] (3) Add the wool obtained in step (1) into the dyeing bath of step (2), and divide it into two groups, one of which is heated to 80°C and kept ...
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