Sulphur Brown 2
Name:C.I.Sulphur Brown 2,C.I.53060
Molecular Structure:
C.I.Sulphur Brown 2,C.I.53060,CAS 1326-53-0
CAS Registry Number:1326-53-0
Manufacturing Methods : 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) oxamate and where did the 4-Methylbenzene-1,3-diamine etc molecular mixture, or with Phthalic acid, Succinic acid or Mercaptoacetic acid and Oxalic acid instead of vulcanization.
Properties and Applications: dark yellow brown. In the Sodium sulfide solution good solubility.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Fulling | Persperation Fastness | Soaping | |
| Moderate | Severe | ||||||
| ISO | 4 | 3-4 | 3 | 4-5 | 3-4 | ||
| AATCC | 4 | 4 | |||||
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