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Design and large-scale preparation of a laminated elastic fabric with high softness and a cascading fibrous cluster structure for wearable smart bandages
Journal of Materials Chemistry A ( IF 10.7 ) Pub Date : 2024-09-03 , DOI: 10.1039/d4ta02873b
Heng Zhang , Ke Zhao , Qian Zhai , Xiaoyu Guan , Jingqiang Cui , Qi Zhen

Smart elastic bandages have recently gained significant importance in developing soft wearables for healthcare applications. However, developing functional elastic bandages with high liquid management capacity and smart wearable performance is still a challenge. Herein, a stretchable laminated elastic fabric is designed and developed by constructing the cascading fibrous clusters in the thickness direction with elastic layers of Propylene-Based Elastomer (PBE) filament webs and fluffy layers with carded fibrous webs. The elastic layers with an ordered fiber arrangement and fluffy layers with large porosity are alternately layered and tightly fitted, achieving a high elastic recovery rate of 80.3%, a large compression recovery rate of 76.5%, and excellent tensile stability, thereby contributing to the embedment of sensors for monitoring human physiological signals. Moreover, this laminated elastic fabric possesses a large liquid management capacity index of 121.1, a superior softness score of 81, and a contact cool feeling coefficient of around 0.15 J (cm−2 s−1), demonstrating excellent comfort wearability features. This strategy offers a cost-effective and scalable fabrication method with superior softness and comfort, excellent liquid management capacity, and continuous real-time sensing.

中文翻译:


用于可穿戴智能绷带的高柔软性层叠纤维簇结构层压弹性织物的设计与规模化制备



智能弹性绷带最近在开发用于医疗保健应用的软可穿戴设备方面变得非常重要。然而,开发具有高液体管理能力和智能可穿戴性能的功能性弹性绷带仍然是一个挑战。本文设计并开发了一种可拉伸的层压弹性织物,其通过使用丙烯基弹性体(PBE)长丝网的弹性层和梳理纤维网的蓬松层在厚度方向上构建层叠的纤维簇来设计和开发。纤维排列有序的弹性层和大孔隙率的蓬松层交替层叠、紧密贴合,实现了80.3%的高弹性恢复率、76.5%的大压缩恢复率和优异的拉伸稳定性,从而有助于嵌入用于监测人体生理信号的传感器。此外,这种层压弹性织物具有121.1的大液体管理能力指数、81的优异柔软度分数和约0.15 J(cm -2 s -1 )的接触凉感系数,表现出优异的舒适穿着特性。该策略提供了一种经济高效且可扩展的制造方法,具有卓越的柔软度和舒适度、出色的液体管理能力和连续的实时传感能力。
更新日期:2024-09-03
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