The coal tar colours of Farbwerke vorm. Meister, Lucius & Brüning, Hoechst on Main, Germany, applied in calico printing (1908)
Farbwerke vorm. Meister Lucius & Brüning · Hoechst o/M, Lucius & Brüning · leaf 372
material, steamed forY2—1 hour, then padded with naphthol solution without being washed, andfinally developed in the diazo bath. In this case the naphthol solution is padded on the printing machine;thin material is best padded on the back. Naphthol Prepare 2. Resist PZ. Blue T.Paranitraniline Red… … Blue T Green T a-Naphthylamine Claret Azophor Black S — 358 — 4. Persulphate Resists. The persulphate resist process is used for the production of coloureddischarges on naphthol ground, and chiefly for the production of Blue Redstyles by means of Dianisidine Naphthol Blue and Para Red. Persulphates…
Coal-tar colors · Dyes and dyeing · Calico-printing
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