Application of dyestuffs to textiles, paper, leather and other materials (1920)
Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, Wiley · leaf 97
s customary to use onlyvegetable or animal oils in oiling the stock; but in the case of low-gradeyarns, such as shoddies and carpet yarns, there is usually incorporated inthe wool oil a greater or less proportion of mineral oil. The latter differs 78 SCOURING THE TEXTILE FIBERS from the other oils… … Fig. 61.—Double Bowi Yarn Scouring Machine. easily emulsified with soap than it is with alkali. To remove all of themineral oil it is sometimes necessary to repeat the scouring oi:)eration. Woolen and worsted yarns are usually scoured by hand by hangingfrom sticks in a rectangular wooden tank…
Dyes and dyeing · Textile fabrics
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