Application of dyestuffs to textiles, paper, leather and other materials (1920)
Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, Wiley · leaf 323
stness of the color to washing and light. At the same time it also causesan increase in the depth of the color. Dye two test skeins of woolen yarn in a bathcontaining 20 per cent of glaubersalt, 10 per cent of ammonium acetate, and 3 per centof Diamine Fast Red F; enter at 140® F., gradually raise… … Fig. 165.—Circulating Dyeing Machine for Hosiery. (Philadelphia Drying Machine Co.) minutes; then wash and dry. Compare the colors obtained on these two samples, andtest each skein for its fastness to washing. Exp. 119. After-treatment with Chromium Fluoride.—This salt is sometimes sub-stituted for…
Dyes and dyeing · Textile fabrics
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