Cyclopedia of textile work : a general reference library on cotton, woolen and worsted yarn manufacture, weaving, designing, chemistry and dyeing, finishing, knitting, and allied subjects (1911)
American School (Lansing, Ill.) · Chicago : American school of correspondence · leaf 126
Fig. 51. Can Dryer. ing is omitted the yarn is commonly boiled in a slightly alkalinebath until thoroughly softened and wet out. If an alkali is usedfor this purpose the yarn should be washed previous to the dye-ing. Bleaching is necessary when the yarn is intended for theproduction of delicate… … TEXTILE CHEMISTRY AND DYEING. 07 (1.) Boiling or scoaiing in an alkaline solution, usuallysoda ash or caustic soda. (2.) Steeping in a dilute solution of bleacliing powder. (3.) Steeping in a dilute acid solution. This series of operations is always followed by a thoroughwashing. Tiie methods of…
Textile fabrics · Textile industry
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