Preparation
4-(1-(4-Amino-3-methylphenyl)cyclohexyl)-2-methylbenzenamine double nitriding, and 4,6-Dihydroxynaphthalene-1-sulfonic acid?(2 Moore) coupled.
Properties and Applications
blue-ray red. Deep purple powder. Soluble in water is product red, slightly soluble in ethanol, also a product red. Meet strong sulfuric acid in deep purple, it will be diluted into pink. Its water solution and strong hydrochloric acid for wine red; Add thick sodium hydroxide solution is purplish red color. Used for silk and wool fiber, the dyeing, also can be used for paper, leather and casein plastic color.
|
Standard
|
Light Fastness
|
Soaping
|
Persperation Fastness
|
Oxygen bleaching
|
Fastness to seawater
|
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
|
ISO
|
5-6
|
4
|
4-5
|
3-4
|
3
|
|
4-5
|
|
