自氢氧化锂制备钛酸锂及其在锂离子电容器中的性能研究

Preparation of Lithium Titanate from Lithium Hydroxide and Its Performance Research in Li-ion Capacitor

电极材料和器件结构是开发性能优异的储能器件的关键因素,开发了一种以氢氧化锂为起始原料制备纳米钛酸锂的方法。该方法绿色、高效、经济,所得钛酸锂质量高,电化学性能优异。利用钛酸锂作为负极材料,商用活性炭作为正极材料,得到了一种结构新颖、能量密度和功率密度优异的储能器件锂离子电容器。

Electrode materials and device structure are key factors to develop energy storage devices with excellent performance. Preparation of nano lithium titanate is developed using lithium hydroxide as materi- al. The method is green, efficient and inexpensive, which has high quality lithium titanate and excellent electrochemical properties. Using lithium titanate as the positive electrode material and commercial activa- ted carbon as the negative electrode material, the Li - ion capacitor, a novel energy storage device with ex- cellent structure, energy density and power density is obtained.