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Browsing by Author "Swanepoel, OA"

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Aspects of the shrinkproofing and bleaching of wool

Author: Becker, J ; Swanepoel, OA Date: Apr 1968 The production of whites and pastel shades in wool is complicated by the fibers' natural cream to yellow ground color and their tendency to yellow during certain processing operations. Read more
Continuous reactive dyeing of wool in urea medium

Author: Swanepoel, OA ; Van der Merwe, JP Date: Jul 1968 Wool was dyed by a continuous pad steam process with reactive dyes dissolved and concentrated solutions of urea. Read more
Dyeing of wool from a charged solvent system: A preliminary report

Author: Roesstorff, L ; Swanepoel, OA Date: Jul 1970 A charge consisting of a mixture of an anionic surfactant, an alkylolamide and water is described which can be used for the emulsification of a large number of wool dyestuffs in perchlorethylene medium. Read more
Dyeing of wool with reactive dyes at temperatures below the boil

Author: Van Heerden, N ; Van der Merwe, JP ; Swanepoel, OA Date: Jun 1970 Wool was dyed at temperature below the boil with reactive dyestuffs. Read more
Machine washable hand knitting yarns

Author: Den Heijer, ZMM ; Swanepoel, OA Date: 1967 Consumer surveys carried out in Europe have placed renewed emphasis on the desirability of having available on the market pure wool hand knitting yarns which would be suitable for washing in household machines. Read more
Reducing the weight loss during dyeing of DCCA shrinkproofed wool

Author: Swanepoel, OA ; Van Rooyen, A Date: Nov 1969 The loss of weight wool shockproof with DCCA is dyed was investigated and methods of reducing this loss by introducing cross linkages into the protein were examined. Read more

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Browsing by Author "Swanepoel, OA"

Browsing by Author "Swanepoel, OA"

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