钡盐脱硫渣合成铝酸钡及循环利用  

Synthesis of Barium Aluminate Using Barium Salt of Desulfurization Slag and Its Cycling

作　　者：韦钰[1] 李军旗[1] 陈朝轶[1] 王家伟[1] 赵平原[1] 

机构地区：[1]贵州大学材料与冶金学院,贵州贵阳550003

出　　处：《有色金属（冶炼部分）》2011年第8期17-20,共4页Nonferrous Metals（Extractive Metallurgy)

基　　金：贵州省科学技术基金项目(黔科合J字[2009]2225号)

摘　　要：对钡盐脱硫渣火法合成铝酸钡进行了热力学分析,并探讨其合成的最优条件。试验结果表明:在焙烧时间80 min、焙烧温度1400℃、Al2O3/BaO分子比1.1的条件下,合成率可达96%,合成铝酸钡用于脱硫剂循环利用,脱硫率可达80%。The thermodynamic characteristics of synthesizing barium aluminate using barium salt of desulfurization slag were analyzed,and the optimum conditions in the reaction process were discussed.The results indicated that the optimal synthesis conditions for the roasting time was 80 min,the roasting temperature was 1 400 ℃ and molecular proportion of Al2O3/BaO was 1.1.The efficiency of synthesis was 96%,the synthesized barium aluminate could be used as desulfuratingagent for cycling utilization,and the rate of desulfurization was 80%.

关 键 词：钡盐 脱硫渣 铝酸钡 合成 循环利用 

分 类 号：TF821[冶金工程—有色金属冶金]