| CaCl2熔盐中自烧结电解制备粉体Cr3C2及其机制 |
| |
| 引用本文： | 郎晓川,谢宏伟,翟玉春,邹祥宇.CaCl2熔盐中自烧结电解制备粉体Cr3C2及其机制[J].稀有金属材料与工程,2013,42(9):1926-1930. |
| |
| 作者姓名： | 郎晓川 谢宏伟 翟玉春 邹祥宇 |
| |
| 作者单位： | 东北大学,辽宁沈阳,110819 |
| |
| 摘 要： | 以氧化铬和石墨粉为原料,采用聚乙烯醇粘接,压制成阴极片,以光谱石墨棒为阳极,在800℃氯化钙熔盐中,恒电压3.2V下,阴极片自烧结电解制备碳化铬.采用XRD、SEM和EDX对样品进行表征.结果表明:粘接的阴极片满足熔盐电解的强度要求,通过熔盐电解过程的自烧结阴极片有效地粘接在一起,并制备出具有良好烧结性能、组分单一的Cr3C2粉体.该法制备Cr3C2的电流效率不低于37.3％.采用恒电位电解法和循环伏安法对电解机制的研究表明,熔盐电解制备Cr3C2的反应机制为:Cr2O3+e→Cr+O2-,Cr+C→Cr3C2两步完成.
|
| 关 键 词： | 电解 氯化钙熔盐 自烧结 Cr3C2 机理 |
| 收稿时间： | 2012/11/23 0:00:00 |
Preparation and Reaction Mechanism of Cr3C2 by Electrochemical Reduction of the Cathode Self-Sintered in Molten CaCl2 Salt |
| |
| Lang Xiaochuan,Xie Hongwei,Zhai Yuchun and Zou Xiangyu.Preparation and Reaction Mechanism of Cr3C2 by Electrochemical Reduction of the Cathode Self-Sintered in Molten CaCl2 Salt[J].Rare Metal Materials and Engineering,2013,42(9):1926-1930. |
| |
| Authors: | Lang Xiaochuan Xie Hongwei Zhai Yuchun and Zou Xiangyu |
| |
| Affiliation: | Northeastern University, Shenyang 110819, China |
| |
| Abstract: | |
| |
| Keywords: | direct electrochemical reduction CaCl2 molten salt self-sintering Cr3C2 mechanism |
| 本文献已被 万方数据 等数据库收录！ |
| 点击此处可从《稀有金属材料与工程》浏览原始摘要信息 |
|
点击此处可从《稀有金属材料与工程》下载全文 |
|
