Application of dyestuffs to textiles, paper, leather and other materials (1920)
Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, Wiley · leaf 96
g butlittle oil and dirt arc scoured in comparatively weak solutions containinga good quality soap and a minimum amount of alkali (or in some casesnone at all). With lower grade and dirtier woolen yarns the proportion ofalkali is increased. The temperature of the scouring bath for yarn, aswith that… … Fig. 60.—Yarn Scouring Machine, showing Apron and Mechanism.(Klauder-Weldon Dye. Machine Co.) variety of crude hair fibers, such as goat and cow hair, coarse camel hair,mixed with jute and other vegetable fibers, as well as large quantities ofinferior grease used in spinning), the temperature of…
Dyes and dyeing · Textile fabrics
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