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锂离子电池用纳米纤维隔膜的开发和研究 被引量:7

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摘要 为解决现有隔膜材料孔隙率较低、耐热性差等缺点,以耐热性较好的聚丙烯腈(PAN)为原料,制备出具有较高孔隙率和热稳定性的PAN纳米纤维隔膜。研制中采用静电纺多针头和滚筒接收方法,有效地提高了生产效率及产品质量均匀性。并探究了PAN纤维膜的结构形态、力学性能、孔隙率和热稳定性,以及组装后锂离子电池的充放电性能、循环性能和交流阻抗(EIS)性能。结果表明,静电纺PAN纳米纤维膜具有良好的热稳定性、较高的孔隙率和电化学性能等优势。
出处 《轻纺工业与技术》 2019年第6期9-12,共4页
基金 浙江省基础公益研究计划(LGJ18E030001) 绍兴市公益性技术应用研究计划项目(2017B70048) 2018年校级学生科研项目
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