3,4,6-トリヒドロキシナフト[3,2,1-kl]キサンテン-7,9-ジオン/亜硫酸水素=ナトリウム 化学特性,用途語,生産方法
製造方法
the Gallic acid (or Benzene-1,2,3-triol) and Phthalic anhydride in 190 ~ 200 ℃, then reactions and concentrated sulfuric acid heated to 200 ℃ or so,Then transformed insoluble mordanting Gallic acid green ?a water-soluble bisulfite compound.
Properties and Applications
deep green. Slightly soluble in water for deep green light brown, soluble in hot ethanol for Copenhagen blue. In concentrated sulfuric acid to dark brown, dilution after green black.
Standard
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Ironing Fastness
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Light Fastness
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Fulling
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Persperation Fastness
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Soaping
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Water
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Alkali
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Acid
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ISO
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5
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4
|
5
|
|
4
|
5
|
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3,4,6-トリヒドロキシナフト[3,2,1-kl]キサンテン-7,9-ジオン/亜硫酸水素=ナトリウム 上流と下流の製品情報
原材料
準備製品