NEW HOLLANDITE CATALYSTS FOR THE SELECTIVE REDUCTION OF NITROGEN MONOXIDE WITH PROPENE

被引:25
作者
MORI, T [1 ]
YAMAUCHI, S [1 ]
YAMAMURA, H [1 ]
WATANABE, M [1 ]
机构
[1] NATL INST RES INORGAN MAT,TSUKUBA,IBARAKI 305,JAPAN
关键词
HOLLANDITE; NITROGEN MONOXIDE; PROPENE;
D O I
10.1016/0926-860X(95)00115-8
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The catalytic activity of new hollandite compounds was investigated for the selective reduction of nitrogen monoxide (NO) with propene (C3H6) in the presence of high concentrations of oxygen. The well crystallized K1.8Ga1.8Sn6.2O16 hollandite (KGSO), a new compound of hollandite, showed catalytic activity in this reaction, and the K(x)M(y)Sn(8-y)O(16) (M=Zn, Fe, Co) hollandites were also active. These well crystallized hollandite catalysts displayed a certain relationship between the amount of nitrogen monoxide desorbed from the catalyst's surface and the selectivity of the catalytic reaction, and hence it is suggested that the selectivity could be designed for this series of catalysts.
引用
收藏
页码:L1 / L7
页数:7
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