Process for mass-coloring nylon with 1:2 chromium complex azo dye

作者: Werner Saar , Paul Lienhard

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摘要: Process for mass-coloring nylon in dark brown, violet and black shades, which comprises using as dye either mixtures of the 1:2 chromium complex a monoazo formula I ##STR1## II ##STR2## or mixed each R 1 , 2 3 4 5 are defined claim 1.

参考文章(3)
Brouard Claude Marie Henri Emi, Jirou Marcel Georges, Mixed chromium containing monoazo dyestuff complexes ,(1966)
Collier Geoffrey Lionel, Cooper Albert Charles, Berrie Alistair Howard, Process for the coloration of polyamides ,(1966)