Leuco Sulphur Brown 21 Chemische Eigenschaften,Einsatz,Produktion Methoden
synthetische
80 parts of??4-Methylbenzene-1,3-diamine?, 48 parts of?4-Nitrobenzenamine?and 283 parts of sulfur was stirred at?200 ~ 210 ℃ calcination 10 hours, then use Sodium sulfide solution treatment its product (BISO 1155, 39).
Properties and Applications
yellow brown.
Standard
|
Acid Resistance
|
Alkali Resistance
|
Light Fastness
|
Fulling
|
Persperation Fastness
|
Soaping
|
Moderate
|
Severe
|
ISO
|
1-2
|
4
|
4
|
4
|
4-5
|
4
|
4
|
Leuco Sulphur Brown 21 Upstream-Materialien And Downstream Produkte
Upstream-Materialien
Downstream Produkte