Preparation
4-(Phenyldiazenyl)benzenamine diazotization and 7-Hydroxynaphthalene-1,3-disulfonic acid coupling, and then translate into dicyclohexyl amine salt.
Properties and Applications
yellow red. Big red powder, bright color, in general in ethanol solubility. Mainly used for transparent lacquer, Celluloid, plexiglass, PVC, aluminum foil and so on color.
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Standard
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Light Fastness
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Heat-resistant(℃)
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water
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Sodium Carbonate(5%)
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Hydrochloric acid(5%)
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Melting point
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Stable
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ISO
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Good
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120(1hr)
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Well
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Poor
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Poor
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