一种钴-铜分子筛催化剂的合成及其催化氧化性能

Shiyu Dong,Xiaoqiang Wang,Bao Wei,Zhiwei Me,Yan Shi, Qijin Xiao,Chunqiang Zhang,Yaorong Cai

Speciality Petrochemicals（2019）

Cited 0|Views11

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Abstract

采用水热晶化法合成了Co-Cu-SBA-15介孔分子筛,并且用XRD、FTIR、N2吸附-脱附、SEM、TEM对所合成的试样进行了表征.结果表明:Co-Cu-SBA-15介孔分子筛具有高度有序的介孔结构和均一的孔径分布,部分过渡金属离子进入了分子筛骨架.Co-Cu-SBA-15在双氧水为氧化剂的条件下催化乙苯氧化反应,在催化剂用量0.2g、100℃反应8h的优化条件下,乙苯转化率可达32.12％,苯乙酮选择性为89.26％.

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