DIRECT ORANGE 6

DIRECT ORANGE 6 Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  3,3′-Dimethylbenzidine double nitriding, first and 2,4-Diaminobenzenesulfonic acid coupling, again with 2-Hydroxy-3-methylbenzoic acid coupling (C.I. 23365). 3,3′-Dimethylbenzidine?double nitriding, first with 2-Hydroxybenzoic acid coupling, again with 2,4-Diamino-5-methylbenzenesulfonic acid coupling (C.I. 23375)

• Properties and Applications

  yellow orange. Soluble in water for yellow orange, soluble in ethanol, easily soluble in soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid to red light purple, dilute precipitation after brown; In nitric acid solution for red light purple (not completely dissolved), and then into a brown. Apply to cotton, polyamide fiber dyeing, also suitable for the printing of the fiber, and can be used in leather and paper color. Exhaust dyeing good to very good.
  

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

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