C.I. Direct Brown 29 Chemische Eigenschaften,Einsatz,Produktion Methoden
synthetische
2-Methyl-5-nitrobenzenesulfonie acid from the condensed products and Benzene-1,4-diamine condensation. That was??2-Methyl-5-nitrobenzenesulfonie acid sodium hydroxide solution at reflux under heating together with?Benzene-1,4-diamine?, its molecular ratio is 2:1. Its product (C.I.Direct Orange 28, C.I. 40065) diazo, and 6-(Dimethylamino)-4-hydroxynaphthalene-2-sulfonic acid in alkaline conditions coupled.
Properties and Applications
brown. Soluble in water for yellow orange to brown, slightly soluble in soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for Violet, dilute precipitation after dark brown; In nitric acid partly dissolved for red light brown.
Standard
Acid Resistance
Alkali Resistance
Light Fastness
Soaping
Water
Fading
Stain
Fading
Stain
ISO
1-2
4
2
3
2-3
AATCC
3
3
3
3
4
C.I. Direct Brown 29 Upstream-Materialien And Downstream Produkte
