Name:C.I.Reactive Black 1,C.I.17916
Molecular Structure: Single azo,Metal Complexes
Molecular Weight: 706.96
CAS Registry Number:12236-77-0
Manufacturing Methods :4-Amino-3-hydroxy-7-nitronaphthalene-1-sulfonic acid diazo, and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, and 2,4,6-Trichloro-1,3,5-triazine condensation, again ammoniation, make its forming metal complex (metal is the mixture of cobalt and chromium, also can use when complexation 2-Hydroxybenzoic acid).
Characters and application: black. Dark brown evenly powder.
Properties and Applications: black. Dark brown evenly powder. Solubility of 70 g/L (50 ℃). The strong sulfuric acid in blue, diluted for purple; Rare hydrochloric acid and sodium hydroxide solution in color. Used for cotton, hemp, polyamide fiber and viscose fabric such as printing and dyeing, not suitable for discharge.
|Standard||Light Fastness||Oxygen bleaching||Persperation Fastness||Soaping|
List of Suppliers:
Reactive Black K-BG( Sinochem Ningbo Imp & Exp Corp )