Different Dyeing Properties in Nonaqueous Dyeing Systems for Various Wool Fibers 


Vol. 24,  No. 6, pp. 2017-2026, Jun.  2023
10.1007/s12221-023-00185-w


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  Abstract

A large amount of wool with different characteristics is produced worldwide. The differences in wool structure due to the different habitats of sheep and goats and the corresponding environmental conditions have an impact on the dyeing properties of wool. In this paper, the mechanism of the shielding effects of wool fiber, which mainly originate from the cuticles and oil content (including the F-layer and lipoids in the wool) according to the significantly improved exhaustion and fixation rate of pretreated wool fiber, on dye during the dyeing process was studied. The surface morphology, integrity of the F-layer, oil content, and swelling of wool fiber were analyzed in this dyeing system, where decamethylcyclopentasiloxane was reported as a dyeing medium in the exhaustion wool dyeing method for the first time. For the investigated dye, the cuticles exhibited a severe shielding effect on the dyeing process, and the internal lipid substance exhibited the second-highest effect. All these results demonstrate that it is possible to apply this dyeing system to dye wool without cuticles and wool with a damaged cuticle surface. The analysis of the internal access effects in nonaqueous wool dyeing is of great significance for the rationalization of dyeing wool with cuticles in future commercial dyeing processes.

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  Cite this article

[IEEE Style]

Y. Luo, J. Wang, Z. Cai, "Different Dyeing Properties in Nonaqueous Dyeing Systems for Various Wool Fibers," Fibers and Polymers, vol. 24, no. 6, pp. 2017-2026, 2023. DOI: 10.1007/s12221-023-00185-w.

[ACM Style]

Yuni Luo, Jiping Wang, and Zaisheng Cai. 2023. Different Dyeing Properties in Nonaqueous Dyeing Systems for Various Wool Fibers. Fibers and Polymers, 24, 6, (2023), 2017-2026. DOI: 10.1007/s12221-023-00185-w.