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
Copper, cresol-1,5-dinitronaphthalene-sodium polysulfide reaction products complexes, leuco derivs. 준비 용품 및 원자재