sodium hydroxy[2-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonato(3-)]chromate(1-) 化学特性,用途語,生産方法
製造方法
3-Amino-2-hydroxy-5-nitrobenzenesulfonic acid diazo, and Naphthalen-2-ol coupling, and then in aqueous solution together with formic acid chromium heating, in 130 ° C keep 0.5 ~ 1.5 hours to form chromium complex.
Properties and Applications
red. Purplish red powder, soluble in water for purplish red color. The strong sulfuric acid dyes for purple, the diluted solution turned pale red purple, after gradually precipitation. Levelness and white sex are good. Copper ions in dyeing color change to blue; Iron ion in light blue and light. Used for wool, polyamide fiber, silk and their blended fabric dyeing and printing, also used in leather shading and organic pigments.
Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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Fading
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Stain
|
Fading
|
Stain
|
Fading
|
Stain
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ISO
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5-6
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4
|
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5
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1
|
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3-4
|
|
AATCC
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4-5
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2
|
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5
|
|
|
5
|
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sodium hydroxy[2-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonato(3-)]chromate(1-) 上流と下流の製品情報
原材料
準備製品