| 摘要 |
leather industry. SUBSTANCE: products are prepared by azo coupling reaction with aromatic polymer derivatives, wherein second components are amino-containing aromatic derivatives of polyhexamethyleneguanidine synthesized from alpha-naphthylamine, sulfanilic acid, and naphthionic acid, first components being sulfanilic acid, p-nitroaniline, alpha-naphthylamine, naphthionic acid, and 2,6- dichloro-4-nitroaniline. EFFECT: extended assortment of coloring polymers showing a variety of process properties and sources of starting materials for their production.
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