Leuco Sulphur Brown 21 化学特性,用途語,生産方法
製造方法
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
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Moderate
|
Severe
|
ISO
|
1-2
|
4
|
4
|
4
|
4-5
|
4
|
4
|
Leuco Sulphur Brown 21 上流と下流の製品情報
原材料
準備製品