4,5,5',7,7'-펜타브로모-2,2'-비[1H-인돌]-3,3'-디올비스(황산나트륨)염

4,5,5',7,7'-펜타브로모-2,2'-비[1H-인돌]-3,3'-디올비스(황산나트륨)염 화학적 특성, 용도, 생산

• 제조 방법

  (a) in the presence of ?Pyridine , with Chlorosulfonic acid treatment C.I. 73070 leuco: (b) in the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or Methyl chlorosulfonate, etc.) processing C.I. 73070. The above two kinds of situation after alkaline, filter out insolubles, remove Pyridine and salting out.

• Properties and Applications

  blue. Water-soluble blue. Dyes may contain soluble vat dyes C.I.73076,C.I.?Vat Blue 48 leuco.
  

  Standard	Ironing Fastness	Chlorine bleach	Light Fastness	Mercerized	Oxygen bleach	Soaping
  						Fading	Stain
  AATCC	3	2-3	3-4	4	3

4,5,5',7,7'-펜타브로모-2,2'-비[1H-인돌]-3,3'-디올비스(황산나트륨)염 준비 용품 및 원자재