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Solubilised Vat Black 1

Name:C.I.Solubilised Vat Black 1,C.I.73671

Molecular Structure: Thioindigo class

C.I.Solubilised Vat Black 1,C.I.73671,CAS 10134-35-7,648.82,C20H9BrClNNa2O8S3,Arlindone Grey IBL

C.I.Solubilised Vat Black 1,C.I.73671,CAS 10134-35-7,648.82,C20H9BrClNNa2O8S3,Arlindone Grey IBL

Molecular Formula:C20H9BrClNNa2O8S3

Molecular Weight: 648.82

CAS Registry Number:10134-35-7

Manufacturing Methods : (a) in the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Black 1 leuco; (b) in the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or Methyl chlorosulfonate, etc.) processing  C.I. Vat Black 1. The above two kinds of situation after alkaline, filter out insolubles, remove Pyridine and salting out.

Properties and Applications: blue light grey to blue black. Light brown to gray powder. Soluble in water, its aqueous solution for light yellow, also can soluble in organic solvent. Mainly used for the printing of the cotton fabric, can direct printing and discharge printing, discharge printing is suitable for white discharge printing, also can to a variety of fiber dyeing. Dyeing silk, wool, viscose, vinegar, such as fiber fabric, also can undertake polyester/cotton blended fabric printing.

Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 4-5 5 6-7 4-5 4 4-5 5
AATCC 4 5 7 4

List of Suppliers:

Arlindone Grey IBL( Arlabs Ltd )


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