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The aim of this paper is to show, using comparative analysis, all the differences, as well as existing advantages and disadvantages of two different sizing procedures. Materials used in the implementation of this extensive research are ring-spun cotton yarns, sized with PVA size. Test parameters of the yarn were analyzed, subjected to statistical analysis and compared. All the knowledge obtained is...
This contribution deals with the preparation of concentrates consisting of copolyamides from ε-caprolactam and nylon salts prepared from adipic acid and 1-(2-aminoethyl) piperazine, and from adipic acid and diethylenetriamine, as well as the evaluation of their basic properties. PA 6 fibres modified with 5, 10 and 20 wt. % of these concentrates were prepared by two drawing processes, and their mechanical...
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