C.I. Sulphur Blue 14 (8CI) Chemische Eigenschaften,Einsatz,Produktion Methoden
synthetische
4-(4-Hydroxyphenylimino)cyclohexa-2,5-dienone?with Sodium polysulfide solution heating, in 111 ~ 112 ℃ under reflux 40 ~ 50 hours, in 45 ℃ blowing air or in a dilute Sodium hydroxide solution by air oxidation, make its precipitation. This indophenol?is by 4-Aminophenol and phenol with a mixture of Sodium hypochlorite oxidation and have to.
Properties and Applications
dark blue.?Good solubility in sodium sulfide solution.
Standard
Acid Resistance
Alkali Resistance
Light Fastness
Fulling
Persperation Fastness
Soaping
Moderate
Severe
ISO
3
4-5
4-5
4
2-3
C.I. Sulphur Blue 14 (8CI) Upstream-Materialien And Downstream Produkte
