Uses
Acid Orange 156 can be used to dye polyamid fibres.
Preparation
4-Aminobenzenesulfonic acid diazo, and 2-Amino-4-methylanisolecoupling, its product to diazo, coupled with phenol, then the methylation.
Properties and Applications
orange. Orange powder. Soluble in water, in 90 ℃ water solubility of 100 g/L. This product is mainly used for the polyamide fiber dyeing, the dyeing performance and fastness are good. But with C.I.Acid Red 361, C.I.Acid Blue 277 of primary colors.
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Standard(Polyamide)
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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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6-7
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3
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5
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5
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