C.I.Direct Blue 30

C.I.Direct Blue 30 Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  3,3′-Dimethoxylbenzidine double nitriding, first with Naphthalen-1-amine, and then three diazo, and 8-Hydroxynaphthalene-1,6-disulfonic acid (2 Moore) coupled.

• Properties and Applications

  dark green light blue. Soluble in water for blue, slightly soluble in ethanol for violet blue. The strong sulfuric acid for blue-ray green, dark after diluted precipitation; In nitric acid in red for black. The dye solution to join strong hydrochloric acid blue precipitation; Add thick sodium hydroxide solution have blue precipitation.
  

  Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
  				Fading	Stain	Fading	Stain
  ISO	3-4	4	3	1-2		1-2
  AATCC	5	4-5	2-3	3		1-2

C.I.Direct Blue 30 Upstream-Materialien And Downstream Produkte