Uses
Direct Yellow 86 (CAS# 50925-42-3) is an azo dye, suitable for use in dying bamboo viscose fiber. Direct Yellow 86 is considered a pollutant due to its persistence in wastewater.
Preparation
3-Aminonaphthalene-1,5-disulfonic acid diazo, and m-Toluidine coupling , its product (2 Moore) and 2,4,6-Trichloro-1,3,5-triazine condensation chlorine, and then with 2-Aminoethanol reaction.
Properties and Applications
red light yellow. Yellow powder, soluble in water. The high temperature stability is good. Apply to polyester/cotton/polyester sticky, blended fabric dyeing of a bath, especially applicable to a bath dyeing of step, also can used for silk dyeing and paper color.
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Standard
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Acid Resistance
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Alkali Resistance
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Light Fastness
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Soaping
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Water
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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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4
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4-5
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6-7
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3
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3
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