The coal tar colours of Farbwerke vorm. Meister Lucius & Brüning : Hoechst on Main : and their application in dyeing cotton and other vegetable fibres (1907)
Farbwerke vorm. Meister Lucius & Brüning · New York : H.A. Metz · leaf 140
g Peroxide of Hydrogen is used. The goods are treated for4 — 5 hours in a solution of 3/4 parts of Silicate of Soda of 77° Tw. to every10 parts of Peroxyde. Then the cloth must be thoroughly washed. The dyeing is carried out in the which or on the jigger. Closely wovenhalf silk fabrics which are… … Fig. 43. Fig. 44. Before the cloth which is winding itself onto and off the rollers entersthe dye bath in the jigger, it is vigorously sprinkled over with dye liquid; thelatter is sucked up by a vacuum into squirting pipes and these blow the liquidin a fine spray over and through the texture of the…
Coal-tar colors · Dyes and dyeing
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