Fur-with-frost dye and preparation method thereof
A technology of dyes and acid dyes, applied in the direction of organic dyes, etc., can solve problems such as low absorption rate, operator allergies, dust pollution, etc., and achieve the effects of reducing dye content, less allergies, and reducing dust
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[0031] Example 1
[0032] The preparation method of grass frost dye is as follows:
[0033] (A) Weigh the raw materials: 20kg of acid dye, 10kg of ammonium sulfate, 2kg of fluorescent whitening agent, 2kg of penetrant, 2kg of sodium xylene sulfonate, 10kg of white dextrin, 20kg of sodium sulfate, mixing and stirring for 1h to obtain powder Like the first mixture;
[0034] (B) Pour the first mixture into a granulator for granulation to obtain granular grass frost dye.
Example Embodiment
[0035] Example 2
[0036] The preparation method of grass frost dye is as follows:
[0037] (A) Weigh the raw materials: Acid Red VR and Acid Red FBR 50kg, Ammonium Sulfate 20kg, Fluorescent Brightener CBS 10kg, Fast Penetrant T 5kg, Xylene Sulfonate 5kg, White Dextrin 20kg, Sodium Salt 35kg, mixed and stirred for 3 hours at a stirring rate of 200 rad / min and a stirring temperature of 30°C to obtain a powdery first mixture;
[0038] (B) Pour the first mixture into a granulator for granulation to obtain granular grass frost dye.
Example Embodiment
[0039] Example 3
[0040] The preparation method of grass frost dye is as follows:
[0041] (A) Weigh the raw materials: Acid Red VR and Acid Red 29940kg, 15kg ammonium sulfate, 8kg fluorescent brightener CBS, 4kg penetrant JFC, 4kg sodium xylene sulfonate, 15kg white dextrin, 30kg sodium sulfate, Mix and stir for 3 hours at a stirring rate of 300 rad / min and a stirring temperature of 25° C. to obtain a powdery first mixture;
[0042] (B) Pour the first mixture into a granulator for granulation to obtain granular grass frost dye, wherein the granulation time is controlled at 1 h.
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