C.I. Sulphur Brown 2 (8CI) Chemische Eigenschaften,Einsatz,Produktion Methoden
synthetische
The 4-Methylbenzene-1,3-diamine (2 Moore) and Oxalic acid (1 Moore) in 200 ℃ reaction, the condensation product with Sodium polysulfide in 220 ~ 300 ℃ calcination, until the happening of htdrogen sulfide to stop. Similar dye by (N-3-amino-4- methyl-phenyl) oxamateand where did the 4-Methylbenzene-1,3-diamine etc molecular mixture, or with Phthalic acid, Succinic acidor Mercaptoacetic acidand Oxalic acidinstead of vulcanization.
Properties and Applications
dark yellow brown. In the Sodium sulfide solution good solubility.
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Standard
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Acid Resistance
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Alkali Resistance
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Light Fastness
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Fulling
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Persperation Fastness
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Soaping
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Moderate
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Severe
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ISO
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4
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3-4
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3
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4-5
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3-4
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AATCC
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4
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4
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C.I. Sulphur Brown 2 (8CI) Upstream-Materialien And Downstream Produkte
Upstream-Materialien
Downstream Produkte
