3,3'-[1,1'-Biphenyl-4,4'-diylbis(azo)]bis(6-amino-4-hydroxynaphthalene-2-sulfonic acid sodium) salt Chemische Eigenschaften,Einsatz,Produktion Methoden
synthetische
4-(4-Aminophenyl)benzenamine double nitriding, in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? (2 Moore) coupled.
Properties and Applications
blue ash. Soluble in water (for violet black) and soluble fiber element, slightly soluble in ethanol is shallow purple, insoluble in other organic solvents. The strong sulfuric acid in blue, diluted for purple, have precipitation. The dye solution to join strong hydrochloric acid for dark, precipitation; Add thick sodium hydroxide solution for purplish red color, have precipitation.
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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4
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4
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3-4
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3
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3
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AATCC
|
3
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3
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4
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2
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2
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3,3'-[1,1'-Biphenyl-4,4'-diylbis(azo)]bis(6-amino-4-hydroxynaphthalene-2-sulfonic acid sodium) salt Upstream-Materialien And Downstream Produkte
Upstream-Materialien
Downstream Produkte