Preparation
1,4-Diamino anthraquinone chlorinated, stlfonation, cyanide, dehydrated, closed loop, and then 3-Methoxypropan-1-amine?condensation. 1,4-Diamino-9,10-dioxo-9,10-dihydroanthracene-2,3-dicarbonitrile?with methanol, sodium hydroxide, pyridine cyclization, with p-toluene sulfonic acid-propionic acid methyl ester alkylation, and then separated.
Properties and Applications
bright blue, bright green light blue. Black powder. Insoluble in water, soluble in ethanol, soluble in DMF and pyridine, slightly soluble in methanol. Used for polyester and their blended fabric dyeing and printing, bright color, good color fastness, colored light for green light blue. Can also be used for the polyester/cotton blended dyeing of a bath. This product can also be used to vinegar fiber dyeing, in three vinegar fine in a bit deep bright blue.
Standard
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Ironing Fastness
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Light Fastness
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Persperation Fastness
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Washing Fastness
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Fading
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Stain
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Fading
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Stain
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Fading
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Stain
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ISO
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5
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4
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7
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5
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5
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4-5
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4-5
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