工业级原料制备正丁烷氧化制顺酐VPO催化剂及其催化性能  

Synthesis and catalytic performance of VPO catalysts from industrial material

作　　者：任涛 王雁 李选志 曹晓玲 Ren Tao;Wang Yan;Li Xuanzhi;Cao Xiaoling(Xi an Origin Chemical Technologies Co.,Ltd.,Xi an 710061,Shaanxi,China)

机构地区：[1]西安元创化工科技股份有限公司,陕西西安710061

出　　处：《工业催化》2018年第12期66-68,共3页Industrial Catalysis

摘　　要：采用工业级原料制备正丁烷氧化制顺酐VPO催化剂,在固定床反应器中测试催化剂性能。采用粉末X射线衍射表征合成的催化剂样品。结果表明,在反应温度372℃、空速1 500 h^(-1)和反应压力0.11 MPa下,催化剂活性较好,正丁烷转化率达到86.27%,顺酐选择性73.27%,顺酐收率63.11%。长周期试验结果表明催化剂稳定性良好。VPO catalyst for oxidation of n-butane to maleic anhydride was prepared using industrial grade raw materials and tested in fixed bed reactor.The catalyst was characterized by X-ray diffraction.Results showed that the catalyst displayed good activity when reaction temperature was 372℃,LHSV was 1 500 h-1 and reaction pressure was 0.11 MPa.Conversion of n-butane was 86.27%,selectivity and mole yield of maleic anhydride were 63.11%and 73.27%,respectively.And long period test results showed the catalyst had good stability.

关 键 词：精细化学工程 工业级原料 VPO 正丁烷 顺酐 

分 类 号：TQ426.94[化学工程] TQ225.23