Vat Yellow 28 Chemische Eigenschaften,Einsatz,Produktion Methoden
synthetische
(a) Aluminum chloride with sulfuric acid or imine of N-(9,10-dioxo-9,10-dihydroanthracene-1-yl)-1-aminoanthracene-9,10-dione; (b) will nitrobenzene 1-Nitro-2-chloroanthraquinoneand copper heated and then reduced to the 1,1′-Diamino-2,2′-bianthraquinone, then sulfuric acid or chlorine zinc cyclization; (C) In nitrobenzene using copper processing2-Bromo-1,1′-iminodianthraquinone.
Properties and Applications
red light yellow. Soluble in 1, 2, 3, 4-Tetrahydronaphthalene, Xylene. The strong sulfuric acid for palm red light, after diluted orange precipitation; In alkaline solution for insurance powder red brown; In the acidic insurance powder solution for yellow brown, a green fluorescent.
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Standard
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Ironing Fastness
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Chlorine bleach
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Light Fastness
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Mercerized
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Oxygen bleach
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Soaping
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Fading
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Stain
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ISO
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4-5
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5
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6
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4-5
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4-5
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5
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5
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AATCC
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4
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5
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6-7
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4
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4-5
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Vat Yellow 28 Upstream-Materialien And Downstream Produkte
Upstream-Materialien
Downstream Produkte
