2-ヒドロキシ-5-[[4-[(1-ヒドロキシ-5-ソジオスルホ-2-ナフタレニル)アゾ]-1-ナフタレニル]アゾ]安息香酸ナトリウム 化学特性,用途語,生産方法
製造方法
5-Amino-2-hydroxybenzoic acid diazotization, and Naphthalen-1-amine coupling, product to diazotization, and 5-Hydroxynaphthalene-1-sulfonic acid coupling.
Properties and Applications
black. Soluble in water for purple black, right amount soluble in ethanol for sauce red, slightly soluble in Acetone, insoluble in other organic solvent. In concentrated sulfuric acid for brilliant green, dilution after pale red light brown; In concentrated nitric acid for wine, and then into orange. Dye aqueous solution to join concentrated hydrochloric acid for pale red light brown; Join concentrated sodium hydroxide solution for purple black.
Standard
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Ironing Fastness
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Light Fastness
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Fulling
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Persperation Fastness
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Soaping
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Water
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Alkali
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Acid
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ISO
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5
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5
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4
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4
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4-5
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5
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5
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2-ヒドロキシ-5-[[4-[(1-ヒドロキシ-5-ソジオスルホ-2-ナフタレニル)アゾ]-1-ナフタレニル]アゾ]安息香酸ナトリウム 上流と下流の製品情報
原材料
準備製品