Preparation
2-Amino-3,4,6-trichlorophenol?diazo, and 8-Acetamido-1-naphthol-5-sulfonic acid coupling, and then convert it to 2-1 chromium complex dyes.
Properties and Applications
navy blue. Soluble in water and ethanol for red light blue. The strong sulfuric acid for dark blue brown, after diluted red purple precipitation. In water solution to join hydrochloric acid as red light blue; Add sodium hydroxide for blue purple.
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
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Stain
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Fading
|
Stain
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ISO
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6-7
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5
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3-4
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4-5
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4
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2
|
|
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