Application of dyestuffs to textiles, paper, leather and other materials (1920)
Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, Wiley · leaf 350
ndered insoluble by combinationwith the developer. When a thickener is required gum tragacanth orwheat flour is the most satisfactory. A thickened grounding may be pre-pared as follows: Dissolve 250 grams of beta-naphthol in 300 grams ofcaustic soda (70° Tw.) and 1000 cc. of water. Dissolve also 50… … Fig. 175.—Maoliine for Paddinp; Cotton Yarn. (Zittauer.) 9. Other Naphthol Dyes.—The following naphthol colors may be dyedby the same general process as Para Red. They are used but little for thedyeing of cotton yarn, though sometimes employed for cotton pieces.They have a much more extensive use…
Dyes and dyeing · Textile fabrics
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