Sulphur Brown 15
Name:C.I.Sulphur Brown 15,C.I.53270
Molecular Structure:
C.I.Sulphur Brown 15,C.I.53270,CAS 1327-07-7
CAS Registry Number:1327-07-7
Manufacturing Methods : To 138 parts of 1,5-Dinitronaphthalene and 75 parts of the coarse Cresol mixture with Sodium polysulfide in Copper sulfate monohydrate and Sodium chloride presence, in 265 ℃ calcination 12 ~ 14 hours. 1, 5 – dinitrobenzene before roasting in Sodium polysulfide available in 90 ℃ reduction (BIOS 1155, 12).
Properties and Applications: dark brown.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Fulling | Persperation Fastness | Soaping | |
| Moderate | Severe | ||||||
| ISO | 4-5 | 4 | 5-6 | 4 | 4-5 | 4 | 2-3 |
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