Home › The Art Of Dyeing › Violet (Dye a turkey red see No)

Violet (Dye a turkey red see No)

Dye a turkey red (see No. 189), and then pass through the blue vat. (See No. 130.) 191. Preparation and Dyeing of Woolens. To prepare new woolen goods for dyeing, the cloth or yarn (if the latter, it

The third process is galling or mordanting. is first banded with twine into spindles, see Bruise 22 pounds gall-nuts, and boil repeat- No. 122,) is steeped over night in soap lye, edly until thoroughly drawn; add sufficient and then scoured through clean soap to rewater to make up to 66 gallons; dissolve in move all oil or grease that may be upon the this 35 pounds alum with the assistance of wool. Instead of soap, a scouring mixture heat. This is sufficient for working one-half, may be prepared with 1 pound soft soap and that is, 1100 pounds of the cotton, which 1 pound common soda (or 1/2 pound soda-ash), must be padded in the liquid at a temperature in 10 gallons water. of about 160° Fahr.; it is next suspended for Goods to be re-dyed must first be steeped 2 days in a drying-room heated to 112° Fahr., and then passed into a hot concentrated bath of chalk. Care must be taken to work the and scoured in soap and soda. If the remaining color be unequal or dark, the goods must be worked for a short time in a sour, made by dissolving 2 ounces bisulphate of to the camwood bath 4 ounces copperas, 2 potassa in each gallon of water used. Woolen ounces alum, and 8 ounces logwood; work goods are always dyed hot, as near boiling the goods for 30 minutes, wash and dry. point as possible; this necessitates the use of 199. Scarlet. For every 100 pounds of boilers, which should be of copper, or copper fabric, boil, in a suitable kettle, 11 pounds and tin, as iron will not answer the purpose. ground Honduras cochineal, 5 pounds half-re- The dye-stuffs are generally put in the boiler, fined tartar or 3 pounds tartaric acid, 2 pounds and the goods worked with it, but it is cleaner oxalic acid, 1 pound tin crystals, 1½ pounds to make decoctions (see No. 94), and use the flavine, 10 pounds scarlet spirit (see below). clear liquor. All washings are to be in cold After it has boiled for about fifteen minutes, water unless otherwise specified. The quan- cool the dye to 180° Fah., enter the goods, tities given in the following receipts are for handle then. quickly at first, and let them dycing 10 pounds of woolen goods, either cloth or yarn, unless otherwise specified.