| 粗碲粉二次真空蒸馏制备精碲 |
| |
| 引用本文： | 张媛庆,马永峰,王瑄,李文静. 粗碲粉二次真空蒸馏制备精碲[J]. 金川科技, 2021, 0(1): 36-38 |
| |
| 作者姓名： | 张媛庆 马永峰 王瑄 李文静 |
| |
| 作者单位： | 镍钴资源综合利用国家重点实验室;金川镍钴研究设计院;兰州金川科技园 |
| |
| 摘 要： | 碲是一种重要的稀散金属,碲材料在高新领域应用广泛,对碲及其化合物的需求量和纯度要求越来越高。本文中简述了一种利用实验室箱式电阻炉与真空蒸馏炉探索真空蒸馏工艺对原料粗碲粉的提纯效果,进而设计了电阻炉内烧结铸锭、低温真空蒸馏除杂后,将一次真空蒸馏残留物进行二次高温真空蒸馏提纯的工艺路线。
|
| 关 键 词： | 粗碲粉 真空蒸馏 低温除杂 高温提纯 3N精碲 |
Preparation of Refined Tellurium by Second-Time Vacuum Distillationof Crude Tellurium Powder |
| |
| Zhang Yuan-qing,Ma Yong-feng,Wang Xuan,Li Wen-jing. Preparation of Refined Tellurium by Second-Time Vacuum Distillationof Crude Tellurium Powder[J]. Jinchuan Science and Technology, 2021, 0(1): 36-38 |
| |
| Authors: | Zhang Yuan-qing Ma Yong-feng Wang Xuan Li Wen-jing |
| |
| Abstract: | Tellurium is one of the important dissipated metals,which is widely used in the hightech fields.the purity requirements are higher and higher.This paper mainly discusses the effect of vacuum distillation process on the raw materials by using the chamber resistance fumace and vacuum ditillation furmace.After sinter ingot casting in resistance furmace,the process route of secondary at different temperature vacuum distillation is designed. |
| |
| Keywords: | Crude Tellurium Powder Vacuum ditlilation Low temperature removing impurities Secondary high temperature vac-uum distillation Purity tellurium |
| 本文献已被 维普 等数据库收录！ |
