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Application of dyestuffs to textiles, paper, leather and other materials (1920)

Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, Wiley · leaf 114

An illustration from Application of dyestuffs to textiles, paper, leather and other materials, 1920, leaf 114
e is known as silk-glue or sericin, and it amountsto about 25 per cent of the weight of the raw silk. It is soluble in water,and may indeed be completely removed from the fiber by prolonged boihng. IMPURITIES IN RAW SILK 95 It is, however, more readily removed by strong solutions of soap, andthis… … Fig. 85—Mather Kier. (Mather & Piatt). matter in raw silk is also contained in the silk-glue and is removed alongwith this latter substance. Certain raw silks (yellow-gum Itahan forinstance) are of a deep yellow color, but when completely stripped of silk-glue they become as white as other…

Dyes and dyeing · Textile fabrics

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