Use of CeO2-based oxides in the three-way catalysis

被引：1754
作者：
Kaspar, J [1 ]
Fornasiero, P [1 ]
Graziani, M [1 ]
机构：
[1] Univ Trieste, Dipartimento Sci Chim, I-34127 Trieste, Italy
来源：
CATALYSIS TODAY | 1999年 / 50卷 / 02期
关键词：
three-way catalysts; CeO2; ZrO2; oxygen storage capacity (OSC);
D O I：
10.1016/S0920-5861(98)00510-0
中图分类号：
O69 [应用化学];
学科分类号：
081704 ;
摘要：
In the present paper the use of CeO2-based materials in the automotive three-way catalysts (TWCs) is considered. The multiple roles of CeO2 as a TWC promoter and in particular the oxygen storage/release capacity (OSC) are critically discussed. Attention is focused on the advanced OSC materials containing ZrO2, which are employed in the last generation of catalytic automotive converters. (C) 1999 Elsevier Science B.V. All rights reserved.
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页码：285 / 298
页数：14
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