Vat Red 2
Name:C.I.Vat Red 2,C.I.73365
Molecular Structure: Thioindigo class
C.I.Vat Red 2,C.I.73365,CAS 6371-23-9,427.75,C18H9Cl3O2S2,Indanthren Brilliant Pink 3B
Molecular Formula:C18H9Cl3O2S2
Molecular Weight: 427.75
CAS Registry Number:6371-23-9
Manufacturing Methods : 6-Bromo-4-methylbenzo[b]thiophen-3(2H)-one and 5,7-Dichloro-4-methyl-3-thianaphthenone condensation.
Properties and Applications: bright blue light pink to red colourful blue-ray. Orange red powder, insoluble in water. Alkaline reduction for yellow color body hidden; Acid hidden color reduction for body colorless. Used for dyeing cotton fibres, high affinity for cotton, good levelness. Can be used for direct printing of cotton fabric, the dye printing, discharge printing, etc. Can also be used for silk dyeing, affinity and good levelness, also suitable for the wool dyeing.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 4 | 5 | 5 | 4 | 4 | 4-5 | 5 |
List of Suppliers:
Indanthren Brilliant Pink 3B ( Cassella AG )
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