Preparation
4-(4-Amino-2-methylphenyl)-3-methylbenzenamine double nitriding, respectively with the 4-Hydroxynaphthalene-2,7-disulfonic acid and phenol coupling, garnish with 4-Methylbenzene-1-sulfonyl chloride make phenol hydroxyl esterification.
Properties and Applications
colourful red yellow light. Yellow light red powder, soluble in water, 90 ° C solubility of 25 g/L. White sex medium. Copper, iron ion is sensitive, dyeing should be pay attention to. Used for wool, polyamide fiber and its blended fabric dyeing and printing directly, can also be used for leather dyeing. This product is especially suitable for the dye scattered hair, tops, hair knitwear.
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Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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Fading
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Stain
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Fading
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Stain
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Fading
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Stain
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ISO
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5
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4
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5
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4-5
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4
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2
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4
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5
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