INDANTHRENE BLACK BBN

INDANTHRENE BLACK BBN 화학적 특성, 용도, 생산

• 용도

  Vat green 9 is a verstaile organic dye used in the food and textile industries. Color depth, shade and fastness of vat green 9 can be modified via indirect electrochemical reduction.

• Properties and Applications

  deep green. Black powder. Etanol and insoluble in water, soluble in 2 – Chlorophenol, 1, 2, 3, 4 – Tetrahydronaphthalene and Xylene, slightly soluble in Acetone, Chloroform, Pyridine and Toluene. In concentrated sulfuric acid to dark purple, dilution after dark purple precipitation; In concentrated nitric acid for SAP green. Alkaline reduction leuco for purple; Acid reduction leuco for wine. Mainly used for cotton fabric dyeing, suitable for suspension pad dyeing. The leuco used for dyeing yarn. Don’t the bleaching solution treatment dye light color, the chlorine bleaching can be dyed grey or black. Can also be used for viscose, silk and wool dyeing.
  

  Standard	Ironing Fastness	Chlorine bleach	Light Fastness	Mercerized	Oxygen bleach	Soaping
  						Fading	Stain
  ISO	4	1	6	3	4	5	4-5
  AATCC	5		7	3	4

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