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硫酸法钛白废酸资源化利用现状及展望

高广言 高利坤 饶兵 王飞旺 沈海榕

高广言, 高利坤, 饶兵, 王飞旺, 沈海榕. 硫酸法钛白废酸资源化利用现状及展望[J]. 钢铁钒钛, 2021, 42(5): 99-108. doi: 10.7513/j.issn.1004-7638.2021.05.016
引用本文: 高广言, 高利坤, 饶兵, 王飞旺, 沈海榕. 硫酸法钛白废酸资源化利用现状及展望[J]. 钢铁钒钛, 2021, 42(5): 99-108. doi: 10.7513/j.issn.1004-7638.2021.05.016
Gao Guangyan, Gao Likun, Rao Bing, Wang Feiwang, Shen Hairong. Current situation of resource utilization of waste acid from titanium dioxide production[J]. IRON STEEL VANADIUM TITANIUM, 2021, 42(5): 99-108. doi: 10.7513/j.issn.1004-7638.2021.05.016
Citation: Gao Guangyan, Gao Likun, Rao Bing, Wang Feiwang, Shen Hairong. Current situation of resource utilization of waste acid from titanium dioxide production[J]. IRON STEEL VANADIUM TITANIUM, 2021, 42(5): 99-108. doi: 10.7513/j.issn.1004-7638.2021.05.016

硫酸法钛白废酸资源化利用现状及展望

doi: 10.7513/j.issn.1004-7638.2021.05.016
基金项目: 国家自然科学基金地区科学基金资助项目(51764023)
详细信息
    作者简介:

    高广言(1997—),男,宁夏中卫人,硕士研究生,主要从事资源综合利用的研究。E-mail:20030032@kust.edu.cn。

  • 中图分类号: TF823, X757

Current situation of resource utilization of waste acid from titanium dioxide production

  • 摘要: 钛白废酸中含有可观的资源,废酸的再加工与增值正逐渐成为钛颜料工业的焦点。针对硫酸法钛白副产废酸的回收与利用现状展开综述,主要介绍了废酸在提取金属元素、浸出金属元素、回收硫酸以及工业生产方面的应用,并在此基础上,对今后钛白废酸资源化利用的发展做了相关展望,以期为相关行业的从业者带来废酸利用方面的参考。
  • 图  1  从钛白废酸中分离钪钛工艺流程

    Figure  1.  Process flow chart of separating scandium and titanium from waste acid after processing titanium dioxide

    图  2  化学脱水联合蒸发脱水工艺流程

    Figure  2.  Process flow chart of chemical dehydration combined with evaporation dehydration

    图  3  扩散渗析法从废酸中回收硫酸原理

    Figure  3.  Schematic diagram of recovery of sulfuric acid from waste acid by diffusion dialysis

    图  4  鲁北集团废酸综合利用工艺流程

    Figure  4.  Process flow chart of comprehensive utilization of waste acid in Lubei group

    图  5  龙蟒集团废酸综合利用工艺流程

    Figure  5.  Process flow chart of comprehensive utilization of waste acid in Longmang group

    图  6  钛白废酸生产偏钒酸铵工艺流程

    Figure  6.  Process flow chart of producing ammonium metavanadate from waste acid after processing titanium dioxide

    图  7  钛白废酸生产氧化铁红工艺流程

    Figure  7.  Process flow chart of iron oxide red production from waste acid after processing titanium dioxide

    图  8  钛白废酸生产氧化铁黄工艺流程

    Figure  8.  Process flow chart of producing iron oxide yellow from waste acid after processingf titanium dioxide

    表  1  钛白废酸的金属含量

    Table  1.   Metal contents in waste acid after processing titanium dioxide mmol/L

    FeTiMgAlMnCaVSc
    87.16.611.07.12.82.10.90.03
    下载: 导出CSV
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  • 收稿日期:  2021-05-24
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