Lectures on coal tar colours, and on recent improvements and progress in dyeing and calico printing, embodying copious notes taken at the last London International Exhibition.. (1860)
mpete with those of azuline or bleu de Lyon. Although it has been long known to chemists that aniline would yielda green colour when submitted to the action of certain oxidizing agents,up to the present time all efforts to dye silk or wool commercially withit have failed; but in 1860, Messrs.… … The process consists in printing an acid chloride ofaniline on a cotton fabric prepared with chlorateof potash, and in a few hours a beautiful brightgreen gradually appears, which only requires tobe washed. If the green fabric is passed througha solution of bichromate of potash, this colour…
Coal-tar colors · Calico-printing · Dyes and dyeing
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