C.I. Direct Orange 28 化学特性,用途語,生産方法
製造方法
2-Methyl-5-nitrobenzenesulfonie acid?sodium hydroxide solution at reflux under heating together with?Benzene-1,4-diamine, the molecular ratio of 2:1.
Properties and Applications
dark red light orange. Soluble in water for orange, slightly soluble in ethanol and soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for red purple, dilute precipitation after brown; In nitric acid partly dissolved, for red light brown solution, and then to yellow brown solution.
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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1
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3
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2-3
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2
|
|
3
|
|
AATCC
|
3
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3
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2-3
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2
|
|
3
|
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C.I. Direct Orange 28 上流と下流の製品情報
原材料
準備製品