Application of dyestuffs to textiles, paper, leather and other materials (1920)
Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, Wiley · leaf 58
connection. Tlie luster is also increased, espe-cially if the fiber (generally in the form of skein yarn) is stretched andsteamed after drjdng. This acid and steaming treatment is knownas brightening the silk. Tannic acid (and the vegetable astringent extracts broadly classifiedunder the general… … Fig. 35.—Skein Mercerizing Machine. (English Form.) proportion, and though most of the acid may be removed from the cottonby washing in fresh water, nevertheless it may be permanentlj^ fixed in thefiber by treatment with a solution of a metallic salt with which it forms aninsoluble tannate, such as…
Dyes and dyeing · Textile fabrics
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