含钛高炉渣的综合利用

Comprehensive Utilization of Blast Furnace Slag Containing Titanium

含钛高炉渣是钢铁企业中高炉炼铁的主要固体废弃物,实现其合理化利用是目前研究的重中之重。本文综述了含钛高炉渣的应用现状,如建筑材料、玻璃材料、吸附材料、功能材料、肥料、杀菌剂等方面;并总结了提钛方法,如二氧化钛富集法、真空碳热还原法、熔盐电解法。最后,对未来的研究方向给予展望。

Titanium-bearing blast furnace slag is the main solid waste of iron and steel blast furnace ironmaking in iron and steel enterprises,and its rational utilization is the top priority of current research.This article summarizes the application status of titanium-containing blast furnace slag,such as building materials,glass materials,adsorbent materials,functional materials,fertilizers,fungicides.The methods of titanium extraction,such as titanium dioxide enrichment method,vacuum carbon thermal reduction method and molten salt electrolysis method,are summarized.Finally,the future research direction is prospected.