Acid Black 241 化学特性,用途語,生産方法
製造方法
4-Nitrobenzenamine diazo, in acid conditions coupled with 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid, N-(4-aminophenyl)acetamide?diazo, in alkaline conditions and the above the products of coupling, hydrolysis acetyl groups, again diazo,and Benzene-1,3-diamine coupled .
Properties and Applications
black. Mainly used for leather color.
Standard(leather)
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Light Fastness
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Soaping
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Persperation Fastness(Alkali)
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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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3-4
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4-5
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2-3
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Acid Black 241 上流と下流の製品情報
原材料
準備製品