Molten-salt enhanced anodic oxidation for upcycling alloy scraps
文献类型：期刊论文
| 作者 | Zhao, Yan4; Chen, Xiang4; Qu, Jiakang4; Xie, Hongwei4; Du, Kaifa3; Xing, Pengfei4; Wang, Dihua3; Sun, Yuan2; Yin, Huayi1,3,4 |
| 刊名 | CORROSION SCIENCE
 |
| 出版日期 | 2022-09-01 |
| 卷号 | 206页码:11 |
| ISSN号 | 0010-938X |
| 关键词 | Hard alloy scraps Electrochemical corrosion Oxygen reduction Molten salt Recycling |
| DOI | 10.1016/j.corsci.2022.110516 |
| 通讯作者 | Yin, Huayi(yinhuayi@whu.edu.cn) |
| 英文摘要 | Reclaiming valuable metals from spent alloys involves energy-intensive pulverization and the sluggish dissolution rate. Herein, we propose an enhanced corrosion strategy to convert alloy scraps to oxide powders. The oxidation rate reaches similar to 1.67 mm h(-1) in molten CaCl2-NaCl-CaO at 700 degrees C because Cl- excludes passivation and enables continuous oxidation. In addition, the soluble CaO in molten CaCl2-NaCl prevents the generation of transition metal chlorides, which relieves using the expensive ion-selective membrane to eliminate the parasitic reaction. Overall, the molten salt enhanced anodic corrosion provides a green and general way to achieve the pulverization and oxidation of various alloy scraps. |
| 资助项目 | Fundamental Research Funds for Central Universities, China[N2025034] ; 111 Project, China[B16009] ; Xingliao Project, China[XLYC1807042] |
| WOS研究方向 | Materials Science ; Metallurgy & Metallurgical Engineering |
| 语种 | 英语 |
| 出版者 | PERGAMON-ELSEVIER SCIENCE LTD |
| WOS记录号 | WOS:000834287000002 |
| 资助机构 | Fundamental Research Funds for Central Universities, China ; 111 Project, China ; Xingliao Project, China |
| 源URL | [http://ir.imr.ac.cn/handle/321006/174602]  |
| 专题 | 金属研究所_中国科学院金属研究所 |
| 通讯作者 | Yin, Huayi |
| 作者单位 | 1.Northeastern Univ, Key Lab Data Analyt & Optimizat Smart Ind, Minist Educ, Shenyang 110819, Peoples R China 2.Chinese Acad Sci, Inst Met Res, Shenyang 110819, Peoples R China 3.Wuhan Univ, Sch Resource & Environm Sci, Wuhan 430072, Peoples R China 4.Northeastern Univ, Sch Met, Key Lab Ecol Met Multimetall Mineral, Minist Educ, Shenyang 110819, Peoples R China |
| 推荐引用方式 GB/T 7714 | Zhao, Yan,Chen, Xiang,Qu, Jiakang,et al. Molten-salt enhanced anodic oxidation for upcycling alloy scraps[J]. CORROSION SCIENCE,2022,206:11. |
| APA | Zhao, Yan.,Chen, Xiang.,Qu, Jiakang.,Xie, Hongwei.,Du, Kaifa.,...&Yin, Huayi.(2022).Molten-salt enhanced anodic oxidation for upcycling alloy scraps.CORROSION SCIENCE,206,11. |
| MLA | Zhao, Yan,et al."Molten-salt enhanced anodic oxidation for upcycling alloy scraps".CORROSION SCIENCE 206(2022):11. |
入库方式： OAI收割
来源：金属研究所
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