Sulphur Blue 9
Name:C.I.Sulphur Blue 9,C.I.53430
Molecular Structure:
CAS Registry Number:1327-56-6
Manufacturing Methods : 4-(4-Dimethylaminoanilino)phenol in ethanol Sodium polysulfide solution in the heating, and in 84 ℃ next return 165 ~ 170 hours, then blowing air to precipitation, garnish with hydrochloric acid part neutralization. This indophenol is by N1,N1-dimethylbenzene-1,4-diamine and phenol and condensation.
Properties and Applications: brilliant blue. Blue powder. Soluble in Sodium sulfide solution, the solubility of medium. Used for cotton, hemp, viscose fiber dyeing. Also can be used for paper and leather dyeing.
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Fulling | Persperation Fastness | Soaping | |
Moderate | Severe | ||||||
ISO | 4-5 | 5 | 4-5 | 3-4 | 4-5 | 3 | |
AATCC | 5 | 4-5 | 4-5 | 4 | 4 | 2-3 |
List of Suppliers:
Asashio Brilliant Blue BO ( Kaseihin Kogyo Kyokai )
Kayaku Sulphur Brilliant Blue BO (Nippon Kayak u Co Ltd)
Mitsui Sulphur Brilliant Blue BO ( Mitsui Toatsu Chemicals Ltd )
Mitsui Sulphur New Blue BL( Mitsui Toatsu Chemicals Ltd )
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