| 熔盐电解钛精矿制备钛铁合金的脱氧历程 |
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| 引用本文： | 刘许旸,扈玫珑,白晨光,吕学伟,杜继红. 熔盐电解钛精矿制备钛铁合金的脱氧历程[J]. 功能材料, 2011, 42(11) |
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| 作者姓名： | 刘许旸 扈玫珑 白晨光 吕学伟 杜继红 |
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| 作者单位： | 1. 重庆大学材料科学与工程学院,重庆,400044
2. 西北有色金属研究院,陕西西安,710016 |
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| 基金项目： | 国家重点基础研究发展计划(973计划)资助项目(2007CB613801) |
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| 摘 要： | 以攀枝花地区的钛精矿为原料通过CaCl2熔盐电解工艺直接制备FeTi合金。主要通过不同时间间断实验对电解过程进行跟踪,结果表明以钛精矿为原料电解制备FeTi合金的过程中首先得到金属铁和钙钛矿,然后是钙钛矿电解得到钛的低价氧化物,最后是钛的低价氧化物电解得到钛和形成FeTi合金,通过阴极失重实验验证了分段反应的结论。最后对钙钛矿的形成机理进行了实验研究,得到CaTiO3形成有两个途径：（1）熔盐参与反应,并且是主要成因;（2）熔盐CaCl2水解得到CaTiO3。
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| 关 键 词： | 钛精矿 铁钛合金 电解法 |
The deoxidizing process of the preparation FeTi alloy by electrolysis ilmenite concentrate in molten salt |
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| LIU Xu-yang,HU Mei-long,BAI Chen-guang,LV Xue-wei,DU Ji-hong. The deoxidizing process of the preparation FeTi alloy by electrolysis ilmenite concentrate in molten salt[J]. Journal of Functional Materials, 2011, 42(11) |
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| Authors: | LIU Xu-yang HU Mei-long BAI Chen-guang LV Xue-wei DU Ji-hong |
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| Affiliation: | LIU Xu-yang1,HU Mei-long1,BAI Chen-guang1,LV Xue-wei1,DU Ji-hong2(1.College of Materials Science and Engineering,Chongqing University,Chongqing 400044,China,2.Nonferrous Metal Research Institute in Northwest,Xi'an 710016,China) |
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| Abstract: | The FeTi alloy can be prepared directly by electrolysis in CaCl2 molten salt.The raw material is ilmenite concentrate from Panzhihua area.The main purpose of the paper is tracking deoxideation process through interrupted experiments at different time.The results show that the iron and perovskite are first obtained during the process of preparing FeTi alloy through electrolysis ilmenite concentrate in CaCl2 molten salt.Then the titanium suboxide can be obtained by electrolysis the perovskite.Finally,FeTi all... |
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| Keywords: | ilmenite FeTi alloy electrolysis |
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