METAL-OXIDE CATALYSTS FOR LEAN NOX REDUCTION

被引:118
作者
BETHKE, KA [1 ]
KUNG, MC [1 ]
YANG, B [1 ]
SHAH, M [1 ]
ALT, D [1 ]
LI, C [1 ]
KUNG, HH [1 ]
机构
[1] NORTHWESTERN UNIV,DEPT CHEM ENGN & CHEM,IPATIEFF LAB,EVANSTON,IL 60208
关键词
NOX; EXHAUST GAS TREATMENT CATALYSTS; REDUCTION; COPPER METAL OXIDE CATALYST; HYDROCARBON NO REACTION;
D O I
10.1016/0920-5861(95)00135-3
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
A summary of the current understanding of the lean NO, reduction reaction on various metal oxides, particularly Cu-ZrO2, is presented. Whenever appropriate, a comparison with the behavior of the corresponding ZSM-5-based catalysts is made. It is concluded that there are many mechanistic similarities between metal oxide-based and zeolite-based catalysts. Thus, the catalytic properties are determined more by the nature of the active centers than by the nature of the support. Potential advantages offered by metal oxides should make them attractive candidates for practical applications.
引用
收藏
页码:169 / 183
页数:15
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