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Leuco Sulphur Blue 9

Name:C.I.Leuco Sulphur Blue 9,C.I.53430

Molecular Structure:

C.I.Leuco Sulphur Blue 9,C.I.53430,CAS 12262-25-8

C.I.Leuco Sulphur Blue 9,C.I.53430,CAS 12262-25-8

CAS Registry Number:12262-25-8

Manufacturing Methods : 4-(4-Dimethylaminoanilino)phenol in ethanol Sodium polysulfide solution 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. In general the solubility of sodium sulfide solution.

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

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