Application of dyestuffs to textiles, paper, leather and other materials (1920)
Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, Wiley · leaf 230
in the bath, or l)y the addition of a little ammo-nium sulphocj^anide. Sulphur dyes, being dissolvcnl with sodium sulphide,cannot be used in contact with copper, brass, or bionze metal, so wood oriron dje vessels must be used. In some forms of dyeing machines (such ascop machines where perforated… … Fig. 141.—Skein Dyeing Machine; Revolving Type. Machine Co.) (Klauder-Weldon Dyeing dyes are more or less sensitive to the action of metals, though in manycases bronze or copper surfaces may be in contact with the dyevat withoutinjury to the color. Silk is frequently dyed in copper vats.f The…
Dyes and dyeing · Textile fabrics
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