Preparation
2,4,6-Trichloro-1,3,5-triazine and 3-Aminobenzenesulfonic acid?and 2,5-Diaminobenzenesulfonic acid condensation, Its product (2 moles) and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid in acidic and alkaline medium coupling.
Properties and Applications
green. Blue-green powder, in 20 ℃ when solubility of 120 g/L; 50 ℃ when solubility of 150 g/L. After dyeing tonal for green, dye bath of copper ions in a red light and dark (grade 1), encounter iron ion colored light micro to yellow (category 4). The dye sex is high, the reaction of the medium, and easy to wash the gender is good. For A class of neutral white, white alkaline for grade C. Apply to cotton, such as glue than small bath dyeing, with high economic value. Also suitable for polyester/cotton, polyester/stick blended fabric dyeing.
Standard
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Light Fastness
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Oxygen bleaching
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Persperation Fastness
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Soaping
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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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4
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2-3(yellow)
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4-5
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4-5(yellow)(Alkali)
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4
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4-5(95℃)
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4-5
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