第51卷第6期2023年6月CottonTextileTechnology柔性织物压力传感器的制备及其性能研究宋来鑫1赖孟依1王姝玥1赵玉珍2王悦辉1(1.电子科技大学中山学院,广东中山,528402;2.清华大学,北京,100086)摘要:为改善基于织物的柔性可穿戴压力传感器在使用时的灵敏度、可靠性和可持续性,采用直写工艺设计和制作纳米银线叉指电极,并将其作为底电极;采用浸泡工艺制作纳米银线导电织物,将其作为压阻层。将两者组装成为压阻式柔性织物压力传感器,并测试相关性能。结果表明:施加不同的压力,压力传感织物的电流都是随着施加电压的增加而线性增加;压力传感织物具有较好的传感稳定性和重现性,对外力具有较好的响应性能和较高的灵敏度;柔性织物压力传感器在0.1V的低电压下实现了出色的开关比,5g砝码压力下快速响应性能较好。认为:制备的柔性压力传感器在可穿戴控制器和运动检测中具有潜在应用价值。关键词:纳米银线墨水;叉指电极;导电织物;灵敏度;柔性压力传感器;直写工艺中图分类号:TS101.3文献标志码:A文章编号:1000-7415(2023)06-0042-06FabricationandperformanceofflexiblefabricpressuresensorSONGLaixin1LAIMengyi1WANGShuyue1ZHAOYuzhen2WANGYuehui1(1.UniversityofElectronicScienceandTechnologyofChina,ZhongshanInstitute,Zhongshan,528402,China;2.TsinghuaUniversity,Beijing,100086,China)AbstractInordertoimprovesensitivity,reliabilityandsustainabilityoftheflexiblewearablepressuresensorbasedonfabric,silvernanowiresinterdigitalelectrodewasdesignedandfabricatedbydirectwritingtechnologyandusedasthebottomelectrode.Silvernanowireconductivefabricwaspreparedbysoakingtechnologyandusedaspiezoresistivelayer.Apiezoresistiveflexiblefabricpressuresensorwasassembledbythebottomelectrodeandpiezoresistivelayer,itsrelatedpropertiesweretested.Theresultsshowedthatthecurrentofpressuresensingfabricwasincreasedlinearlywiththeincreaseofappliedvoltageunderdifferentpressures.Thepressuresensingfabrichadbettersensingstabilityandreproducibility,betterresponseperformanceandhighsensitivitytoexternalforce.Theflexiblefabricpressuresensorachievedexcellentswitchingratioatlowvoltageof0.1Vandhadfastresponseperformanceat5gweightpressure.Itisconsideredthattheflexib...