Direct Brown 223 化学特性,用途語,生産方法
製造方法
4-Amino-N-(4-aminophenyl)benzamide double nitriding,first coupled with 2-Hydroxybenzoic acid
, and then in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? coupling.
Properties and Applications
brown
Standard
|
Acid Resistance
|
Alkali Resistance
|
Light Fastness
|
Soaping
|
Water
|
Fading
|
Stain
|
Fading
|
Stain
|
ISO
|
3
|
5
|
4-5
|
3-4
|
2
|
4
|
3
|
Direct Brown 223 上流と下流の製品情報
原材料
準備製品