C.I. Solubilised Vat Red 34 化学特性,用途語,生産方法
製造方法
(a) in the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Red 34 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. Vat Red 34. The above two kinds of situation after alkaline, filter out insolubles, remove Pyridine and salting out.
Properties and Applications
blue light red.
Standard
|
Ironing Fastness
|
Chlorine bleach
|
Light Fastness
|
Mercerized
|
Oxygen bleach
|
Soaping
|
Fading
|
Stain
|
ISO
|
3
|
5
|
6
|
4
|
5
|
4-5
|
5
|
C.I. Solubilised Vat Red 34 上流と下流の製品情報
原材料
準備製品