CATALYTIC REDUCTION OF NITROGEN MONOXIDE BY PROPENE IN THE PRESENCE OF OXYGEN OVER CERIUM ION-EXCHANGED ZEOLITES .1. GENERAL-CHARACTERISTICS OF THE REACTION AND EFFECTS OF ALKALINE-EARTH METAL ADDITION

被引:40
作者
YOKOYAMA, C [1 ]
MISONO, M [1 ]
机构
[1] UNIV TOKYO, FAC ENGN, DEPT SYNTHET CHEM, BUNKYO KU, TOKYO 113, JAPAN
关键词
D O I
10.1246/bcsj.67.557
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Catalytic reduction of dilute nitrogen monoxide by propene in the presence of excess oxygen was studied over various metal ion-exchanged zeolites. The presence of propene and oxygen was essential for the reaction. Ce-zeolites, particularly Ce-ZMS-5, showed a very high catalytic activity for the reduction of nitrogen monoxide. The high activity of Ce-ZSM-5 was attributed to its high selectivity (high efficiency of the use of propene for the reduction). The addition of alkaline ear-th metals to Ce-ZSM-5 enhanced the activity considerably and the Ce-ZSM-5 containing alkaline earth metals showed good performance even at a very high space velocity (CHSV=10(5) h-1).
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页码:557 / 562
页数:6
相关论文
共 16 条
[1]  
Bosch H., 1988, CATAL TODAY, V2, P369, DOI DOI 10.1016/0920-5861(88)80002-6
[2]   AUTO EXHAUST CATALYSTS [J].
Funabiki, M. ;
Yamada, T. ;
Kayano, K. .
CATALYSIS TODAY, 1991, 10 (01) :33-43
[3]   SELECTIVE REDUCTION OF NITROGEN MONOXIDE WITH PROPANE OVER ALUMINA AND HZSM-5 ZEOLITE - EFFECT OF OXYGEN AND NITROGEN-DIOXIDE INTERMEDIATE [J].
HAMADA, H ;
KINTAICHI, Y ;
SASAKI, M ;
ITO, T ;
TABATA, M .
APPLIED CATALYSIS, 1991, 70 (02) :L15-L20
[4]   HIGHLY SELECTIVE REDUCTION OF NITROGEN-OXIDES WITH HYDROCARBONS OVER H-FORM ZEOLITE CATALYSTS IN OXYGEN-RICH ATMOSPHERES [J].
HAMADA, H ;
KINTAICHI, Y ;
SASAKI, M ;
ITO, T ;
TABATA, M .
APPLIED CATALYSIS, 1990, 64 (1-2) :L1-L4
[5]  
HELD W, 1990, SAE PAPER, V900, P469
[6]   DECOMPOSITION OF NITRIC-OXIDE ON METALLOSILICATES UNDER A LARGE EXCESS OXYGEN CONDITION WITH COEXISTENCE OF A LOW CONCENTRATION CETANE [J].
INUI, T ;
IWAMOTO, S ;
KOJO, S ;
YOSHIDA, T .
CATALYSIS LETTERS, 1992, 13 (1-2) :87-94
[7]  
IWAMOTO M, 1990, JAN P M CAT TECHN RE, P17
[8]   SELECTIVE REDUCTION OF NO WITH PROPYLENE ON FE-SILICATE CATALYSTS [J].
KIKUCHI, E ;
YOGO, K ;
TANAKA, S ;
ABE, M .
CHEMISTRY LETTERS, 1991, (06) :1063-1066
[9]   CATALYTIC REDUCTION OF NITROGEN-OXIDES WITH METHANE IN THE PRESENCE OF EXCESS OXYGEN [J].
LI, YJ ;
ARMOR, JN .
APPLIED CATALYSIS B-ENVIRONMENTAL, 1992, 1 (04) :L31-L40
[10]   CATALYTIC REMOVAL OF NITROGEN MONOXIDE OVER RARE-EARTH ION-EXCHANGED ZEOLITES IN THE PRESENCE OF PROPENE AND OXYGEN [J].
MISONO, M ;
KONDO, K .
CHEMISTRY LETTERS, 1991, (06) :1001-1002