Vortex-Inspired Hydrodynamic Drafting Spinning Platform for Large-Scale Preparation of Hydrogel Fibers
Jinhua Dong , Lei Wang , Yi Chen , Boyu Xu , Hai Tang , Ziqiang Zhao , Weikang Lin , Huijing Hu , Peihang Li , Runfeng Cao , Long Wang , Lei Zhang , Yunlang She , Bingyao Deng , Weiyan Sun , Chang Chen , Dawei Li
Advanced Fiber Materials ›› 2024, Vol. 6 ›› Issue (6) : 1710 -1728.
Vortex-Inspired Hydrodynamic Drafting Spinning Platform for Large-Scale Preparation of Hydrogel Fibers
Hydrogel fibers have gained considerable attention, but their large-scale production and industrial application are currently constrained. The key lies in precise diameter control and industrial manufacturing with a straightforward, energy-saving, and efficient strategy. Herein, we introduce a hydrodynamic drafting spinning platform inspired by water vortices. It employs the rotation of a nonsolvent to generate vortices and further facilitate the efficient drafting of hydrogel fibers. Through supporting equipment, we have achieved impressive results, including scalable production capabilities (1 h, single channel output of 2 × 103 m of fibers) and extensive adaptability. Subsequently, by simply regulating the velocity difference between fiber extrusion and fluid vortex, hydrogel fibers can be drafted to any diameter from about 1 mm to 5 × 10–2 mm (for chitosan system). Notably, this platform endows hydrogel fibers to carry functional hydrophilic or hydrophobic drugs. Equally significant, these delicate hydrogel fibers seamlessly integrate with subsequent manufacturing technologies. This allows the production of various end products, such as fiber bundles, yarns, fabrics, and nonwovens. Furthermore, the immense potential in biomedical applications has been demonstrated after obtaining hydrogel fiber-based nonwoven as wound dressings. In summary, the hydrodynamic drafting spinning platform offers an effective solution for the large-scale production of diameter-controllable, multifunctional hydrogel fibers.
The original online version of this article was revised: The original article was incorrectly published as a Review but should have been a Research Article since it is an original study. Furthermore, in the original version of this article, a wrong version of Fig. 5 was published.
The online version contains supplementary material available at https://doi.org/10.1007/s42765-024-00466-w.
A correction to this article is available online at https://doi.org/10.1007/s42765-024-00507-4.
Springer Nature or its licensor (e.g. a society or other partner) holds exclusive rights to this article under a publishing agreement with the author(s) or other rightsholder(s); author self-archiving of the accepted manuscript version of this article is solely governed by the terms of such publishing agreement and applicable law.
Hydrogel fiber / Hydrodynamic drafting spinning platform / Large-scale production / Gentle drafting / Biomedical application
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Donghua University, Shanghai, China
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