Direct Blue 11 化学特性,用途語,生産方法
製造方法
2,5-Dichlorobenzenamine diazo, in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling, 4-(4-Aminophenyl)benzenamine double nitriding, first in alkaline conditions and accidentally coupled nitrogen compounds, and then in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidcoupling.
Properties and Applications
dark blue. Soluble in water for dark green light blue, soluble in ethanol, insoluble in acetone and other organic solvents. The concentrated sulfuric acid is light to dark gray light blue, diluted dark red light for blue, precipitation. The dye solution to join a little red sulfuric acid 10%; Add thick sodium hydroxide solution to become red become colourful.
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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5
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4
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2
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3-4
|
|
3
|
|
AATCC
|
5
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4
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1-2
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4
|
|
1
|
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Direct Blue 11 上流と下流の製品情報
原材料
準備製品