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Abstract:
以天然海泡石为原料,经酸改性后作载体.采用浸渍法制成了用于NOx由CO还原的Cu基催化剂.在稀薄燃烧条件下,考察了它对汽车尾气中NOx的还原性能.实验结果表明,Cu/海泡石催化剂在富氧条件下具有良好的耐湿热稳定性和催化活性,当转化率达到90%时,反应温度<400 ℃.当掺入稀土元素Ce和Sm后,由于与活性组分Cu之间的协同效应,催化剂的抗氧能力进一步提高了.
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环境污染治理技术与设备
ISSN: 1673-9108
Year: 2003
Issue: 2
Volume: 4
Page: 14-17
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 13
Chinese Cited Count:
30 Days PV: 9
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