. A practical handbook of dyeing and calico-printing. With eleven page-plates, forty-seven specimens of dyed and printed fabrics, and thirty-eight woodcuts . lb. oxalic acid ; 2 gallons prussiate tin Light Blue. CYANOGEN COLOURS. 165 The tin pulp is prepared from a mixture of the two following solutions, wellstirred, and filtered to a pulp :— a. 1 gallon of hot water ; 1 lb. of yellow prussiate of potash. b. 1 gallon of water; 1 lb. muriate of tin cloth when printed is steamed for 40 minutes, aged during one night, andrinsed in a weak solution of bichrome and alum at 120° F
. A practical handbook of dyeing and calico-printing. With eleven page-plates, forty-seven specimens of dyed and printed fabrics, and thirty-eight woodcuts . lb. oxalic acid ; 2 gallons prussiate tin Light Blue. CYANOGEN COLOURS. 165 The tin pulp is prepared from a mixture of the two following solutions, wellstirred, and filtered to a pulp :— a. 1 gallon of hot water ; 1 lb. of yellow prussiate of potash. b. 1 gallon of water; 1 lb. muriate of tin cloth when printed is steamed for 40 minutes, aged during one night, andrinsed in a weak solution of bichrome and alum at 120° F. It is then washed,dried, and finished, when it presents the appearance of the specimen. The light steam blue is printed from the following standard mixture :—45 lbs. prussiate of potash ;30 lbs. alum ; 20 gallons of boiling water ;10 gallons of cold water ;3 pints of quart of this standard is added to 3 quarts of water; there is then added—1 i lbs. of starch ; the bath is boiled, cooled, strained, and then is ready. When printed the cloth is steamed for 40 minutes, then aged during onenight, and rinsed in a weak solution of bichromate of potash and alum on themangle. It is then pa
Size: 1678px × 1490px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1870, booksubjectdyesanddyeing, bookye
