6,12-Bis[(sodiosulfo)oxy]-2,8-diphenylanthra[2,1-d:6,5-d']bisthiazole

6,12-Bis[(sodiosulfo)oxy]-2,8-diphenylanthra[2,1-d:6,5-d']bisthiazole Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  (a) in the presence of Pyridine, with Chlorosulfonic acid treatment C.I. Vat Yellow 2?leuco; (b) used in Pyridine?metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or Methyl chlorosulfonate) processing ?C.I. Vat Yellow 2. The above two kinds of circumstances are through with alkali, filter out the insoluble,, remove Pyridine and salting-out.

• Properties and Applications

  green light yellow.
  

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

6,12-Bis[(sodiosulfo)oxy]-2,8-diphenylanthra[2,1-d:6,5-d']bisthiazole Upstream-Materialien And Downstream Produkte

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