Dyestuffs Volume 6

Dyestuffs Volume 6

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1903 edition. Excerpt: ...color to precipi tate, a state of affairs that has been occasionally met with. With the sulphur colors (Immedia.l Colors) the conditions are about the same; in this case the usual quantity of salt is very high, in some instances just short of saturation, the reason being that these particular colors will only show their full tone when dyed in a bath of great density. The additions to these baths are also regulated with some attempt at accuracy, but only in a few cases is due regard paid to the loss of salt through removal in the wet yarn. Standing baths with Immedial Blacks are easy to maintain when once the proper quantity to bring the shade up to that of the first kettle is obtained, but where various depths of black are being dyed, the dyer is always the best judge as to the proper quantities to add. In all cases, oversalting must be guarded against... Fur Dyeing. (Extract from the Garnaenl Dyers' Guide). Of late, a great many experiments have been made to improve upon the old fashioned methods of fur dyeing with natural colors, the special object of these experiments being to shorten the process of dyeing. Since the discovery of aniline dye stuffs, numerous more or less successful attempts have been made to utilize them for the dyeing of, at least, white furs, such as the skins of sheep, lambs, Angora goats, etc., with various light colors, mostly for rugs, sleigh robes, etc. There has been a large demand for such goods, and the fine colors produccd by the use of aniline dye stufis upon woolen goods, invited the trial of the artificial dye stufis for wool upon these fur skins. ' At that time, only brush dyeing was practiced for small skins and fine furs, and dip-dyeing for such skins as were used for. rugs. The application...show more

Product details

  • Paperback | 36 pages
  • 189 x 246 x 2mm | 82g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 123673890X
  • 9781236738905