Cyclopedia of textile work : a general reference library on cotton, woollen and worsted yarn manufacture, weaving, designing, chemistry and dyeing, finishing, knitting, and allied subjects (1907)
Chicago : American school of correspondence · leaf 124
t is onlynecessary to give it sufficient preliminary treatment to remove thecotton, wax, grease and dirt. It is commonly washed, boiled sev-eral hours with soda ash, given a rapid treatment with bleaching 105 96 TEXTILE CHEMISTRY AND DYEING. powder and a sour. Sometimes the bleaching powder… … Fig-. 51. Can Dryer. ing is omitted the ja.ni is commonly boiled in a slightly alkalinebath until thoroughly softened and wet out. If an alkali is usedfor this purpose the j-arn should be washed previous to the dye-ing. Bleaching is necessary when the yarn is intended for theproduction of delicate…
Textile industry · Textile fabrics
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