C.I.Mordant Green 22 химические свойства, назначение, производство
Подготовка
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.
Свойства и приложения
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.
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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
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5
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4
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5
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C.I.Mordant Green 22 препаратная продукция и сырье
сырьё
препарат