碳纳米管修饰3D纤维网基压力传感器的制备及性能  

Preparation of carbon nanotube modified 3D fiber mesh based pressure sensor and its performance

作　　者：叶苏娴 张蕊 张婷 陈晓静 王建 邹专勇[1,2,3] YE Suxian;ZHANG Rui;ZHANG Ting;CHEN Xiaojing;WANG Jian;ZOU Zhuanyong(Key Laboratory of Clean Dyeing and Finishing Technology of Zhejiang Province,Shaoxing University,Shaoxing 312000,China;Shaoxing Key Laboratory of High Performance Fibers&Products,Shaoxing 312000,China;Zhejiang Xilinmen Upholstered Furniture Co.,Ltd.,Shaoxing 312000,China)

机构地区：[1]绍兴文理学院,浙江省清洁染整技术研究重点实验室,浙江绍兴312000 [2]绍兴市高性能纤维及制品重点实验室,浙江绍兴312000 [3]浙江喜临门软体家具有限公司,浙江绍兴312000

出　　处：《印染》2024年第1期52-56,共5页China Dyeing and Finishing

基　　金：2023年浙江省大学生科技创新活动计划(新苗人才计划)(2023R465032)。

摘　　要：为改善纤维基传感器灵敏度低和响应范围窄等问题,提出了一种以3D纤维网为基材,采用超声辅助浸渍碳纳米管修饰纤维表面,构建出了3D纤维网络结构的压阻式压力传感器。介绍了3D纤维网传感器的制备过程,并对所制备的传感器形貌结构、力学传感性能及应用进行了测试与表征。结果表明:碳纳米管修饰3D纤维网的传感器灵敏度为3.53×10^(-3)kPa^(-1),具有较好的线性度和较高的灵敏度;检测范围达到200 kPa;响应时间和回复时间分别为153 ms和226 ms;经过2000次循环施加压力测试表现出较好的稳定性和耐久性。该传感器能够用于监测人体的运动,如手指弯曲、手腕弯曲、手指点击和脚跟压力等,在可穿戴电子织物领域具有广阔的应用前景。To improve the issues of low sensitivity and narrow response range of fiber-based sensors,a resis⁃tive pressure sensor with 3D fiber network structure is constructed by using 3D fiber network as the substrate and ultrasound-assisted impregnation of carbon nanotubes to modify the fiber surface.The preparation pro⁃cess of 3D fiber mesh sensors is introduced,and the morphology,mechanical sensing performance and appli⁃cation of the prepared sensors are tested and characterized.The results show that the sensor sensitivity of car⁃bon nanotube modified 3D fiber mesh is 3.53×10^(-3)kPa^(-1)with good linearity and high sensitivity.The detection range reaches 200 kPa.The response time and recovery time are 153 ms and 226 ms,respectively.After 2000 cycles of pressure testing,the sensor shows good stability and durability,which can be used to monitor human movement,such as finger bending,wrist bending,finger tapping,and heel pressure.It has broad application prospects in the field of wearable electronic fabrics.

关 键 词：碳纳米管 3D纤维网 超声辅助浸渍 柔性压力传感器 传感性能 

分 类 号：TS106[轻工技术与工程—纺织工程] TP212[轻工技术与工程—纺织科学与工程]