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mn-ceox/ti-pilc的制备、表征及脱硝性能研究

, PP. 615-620

Keywords: mn-ceox/ti-pilc,表征,低温scr

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Abstract:

?采用钛酸丁酯溶胶法制备了钛基柱撑黏土(ti-pilc),通过浸渍法制备mn-ceox/ti-pilc,运用bet、ft-ir、xrd、nh3-tpd、xps等技术对催化剂进行表征分析。结果说明,经过钛交联柱撑制备的mn-ceox/ti-pilc是一种具备较大比表面积(133.7m2/g)的多孔性介孔材料;活性成分主要为ceo2以及mn2o3。mn-ceox/ti-pilc低温下具有较好的选择性能催化剂还原(scr)脱硝活性,180℃下,脱硝活性达到83.1%。

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