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| Reactive Black 1 Basic information |
| Reactive Black 1 Chemical Properties |
| Reactive Black 1 Usage And Synthesis |
Preparation | 4-Amino-3-hydroxy-7-nitronaphthalene-1-sulfonic acid diazo, and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, and 2,4,6-Trichloro-1,3,5-triazine condensation, again ammoniation, make its forming metal complex (metal is the mixture of cobalt and chromium, also can use when complexation 2-Hydroxybenzoic acid). | Properties and Applications | black. Dark brown evenly powder. Solubility of 70 g/L (50 ℃). The strong sulfuric acid in blue, diluted for purple; Rare hydrochloric acid and sodium hydroxide solution in color. Used for cotton, hemp, polyamide fiber and viscose fabric such as printing and dyeing, not suitable for discharge.
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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6
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4-5
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4-5
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3-4 (
green
)
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4-5
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5(5*100℃)
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4-5
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| Reactive Black 1 Preparation Products And Raw materials |
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