钽铌清洁冶金与纯化技术研究进展与探讨  

Research Progress of and Discussion on Clean Metallurgy and Purification Techniques for Tantalum and Niobium

作　　者：韩桂洪[1] 孙虎[1] 车玉思 何季麟 HAN Guihong;SUN Hu;CHE Yusi;HE Jilin(Zhongyuan Critical Metals Laboratory,Zhengzhou University,Zhengzhou 450001,China)

机构地区：[1]郑州大学中原关键金属实验室,郑州450001

出　　处：《有色金属（冶炼部分）》2024年第11期5-18,共14页Nonferrous Metals（Extractive Metallurgy)

基　　金：河南省高校科技创新团队支持计划项目(24IRTSTHN015);国家自然科学基金河南联合重点基金资助项目(U2004215);国家自然科学基金面上项目(52374280);中原关键金属实验室研究基金资助项目(GJJSGFYQ202306)。

摘　　要：钽铌是至关重要的战略性金属。随着高端制造业对先进材料的需求不断增加,以及绿色发展理念的深刻践行,产品纯化精制和过程清洁循环已成为钽铌湿法冶金的重要转型目标。本文概述了我国钽铌原生资源及二次资源的特点与利用现状,系统介绍了钽铌原料绿色分解技术、钽铌溶液分离与纯化技术、钽铌冶金废水增值利用技术的新进展,结合工业实际对比分析了各技术优缺点,并从资源保障、技术发展方向及污染物全面治理等方面提出了展望和建议,以期为钽铌冶金工业的可持续高质量发展提供支持。Tantalum and niobium are crucial strategic metals.Amidst the escalating demand for advanced materials in high-end manufacturing industry and the profound implementation of the green development concept,the purification and refinement of products as well as the cleanliness and circularity of processes have emerged as pivotal transformation goals for the hydrometallurgy of tantalum and niobium.In this paper,an overview of the characteristics and current utilization status of primary and secondary tantalum and niobium resources in China was provided.The latest advancements in green decomposition technologies for tantalum and niobium raw materials,separation and purification techniques for tantalum and niobium solutions,and value-added utilization technologies for metallurgical wastewater were systematically introduced.The advantages and disadvantages of each technology were compared and analyzed according to industrial practice,and the prospects and suggestions were put forward from the aspects of resource security,technology development direction and comprehensive pollution control,so as to provide support for the sustainable and high-quality development of tantalum and niobium metallurgical industry.

关 键 词：钽 铌 湿法冶金 分离纯化 清洁技术 研究进展 

分 类 号：TF841.6[冶金工程—有色金属冶金]