Reactive N.Blue BF
Textile Dyestuffs
C.I.Reactive Blue 222
Molecular Structure: Double azo class
Molecular Formula:C37H23ClN10Na6O22S7
Molecular Weight: 1357.49
CAS Registry Number:93051-44-6
Manufacturing Methods : 2-Aminonaphthalene-1,5-disulfonic acid diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid coupling,2,4-Diaminobenzenesulfonic acid with 2,4,6-Trichloro-1,3,5-triazine, again with a between, 2-(3-Aminophenylsulfonyl)ethyl hydrogen sulfate condensation, condensation products diazo, coupled with the foregoing income product matches.
Properties and Applications: navy blue. Dark blue powder. Soluble in water, 50 ℃ when solubility of 80 g/L. Used for cotton, viscose fiber Exhaust dyeing method, pad staining, can be used for polyester/cotton, polyester/stick blended fabric dyeing, can also be used for the linen and silk dyeing. Suitable for the cellulose fibre printing, including discharge printing, dyeing performance than the C.I.Reactive Blue 194.
| Standard | Light Fastness | Oxygen bleaching | Persperation Fastness | Soaping | |||
| Fading | Stain | Fading | Stain | Fading | Stain | ||
| ISO | 5-6 | 5 | 5 | 5 | 5 | 5 | |