Leuco Sulphur Blue 15

CAS No.
Chemical Name:
Leuco Sulphur Blue 15
Synonyms
Leuco Sulphur Blue 15;C.I.Leuco Sulphur Blue 15:C.I.53540
CBNumber:
CB5967649
Molecular Formula:
Molecular Weight:
0
MDL Number:
MOL File:
Mol file

Leuco Sulphur Blue 15 Chemical Properties, Uses, Production

Preparation

8-Amino-5-(4-hydroxyphenylamino)naphthalene-2-sulfonic acidand aqueous Sodium polysulfide heating, in 107 ~ 108 ℃ under reflux 2 4 hours, will be part of the precipitation in the Sodium sulfide of dye solution, blowing air redeposition. This indophenolis from8-Amino-5-nitronaphthalene-2-sulfonic acidand where did5-Aminonaphthalene-2-sulfonic acidand where did4-Aminophenolwith Sodium hypochlorite oxidation of mixture, then use Sodium sulfide reduction and have to.

Properties and Applications

green light blue. Yellow brown flow liquid, pH value is 12.8, density 1.248, viscosity 11* 10-3 pa s.; No fallout. In the Sodium sulfide solution good solubility, olive, In concentrated sulfuric acid for the dark,diluted with dark blue.

Standard Acid Resistance Alkali Resistance Light Fastness Fulling Persperation Fastness Soaping
Moderate Severe
ISO 3-4 4 5-6 3-4 (Alkali)4-5 4 2
AATCC 5 4 6 3 3

Leuco Sulphur Blue 15 Preparation Products And Raw materials

Leuco Sulphur Blue 15 Suppliers

Global Suppliers ( 1)
Supplier Tel Email Country ProdList Advantage
Dynasty Colourants Co., Ltd. -- info@dynasty-color.com China 3306 51
Supplier Advantage
Dynasty Colourants Co., Ltd. 51
Leuco Sulphur Blue 15 C.I.Leuco Sulphur Blue 15:C.I.53540