多孔V2O5/TixSi1-xCe0.025O2.05催化剂的合成及其NH3-SCR性能
mag（2014）
Abstract
采用PEG辅助的共沉淀法制得载体TixSi1-xCe0.025O2.05（Sx）;以浸渍法负载V2O5合成了多孔催化剂V2O5/TixSi1-xCe0.025O2.05（Catx）,其结构和性能经FT-IR,XRD,N2吸附-脱附曲线和SEM表征.实验结果表明,Catx具有良好的多孔结构;x=0.2～0.8时,Cat0.2～Cat0.8的孔径在3 nm～5 nm; x=0.2时,Cat0.2在280℃～450℃对NOx的转化率高于80％.
MoreKey words
V2O5/SiTiCeOx catalyst,coprecipation,PEG,synthesis,NH3-SCR
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