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Abstract:
以改性海泡石为载体,负载IB族金属(Cu,Ag,Au),制备CO还原NO的催化剂.用正交实验确定载体海泡石的改性条件.研究考察该催化剂在有氧条件下的催化还原性能,并用XRD、TGA、H2-TPR、BET等对该催化剂进行表征.研究发现,在有氧条件下,IB族金属(Cu,Ag,Au)催化剂中,Cu/海泡石对CO还原NO反应的催化活性最好;Cu负载量为5%、灼烧温度为400℃的催化剂表现出较高的活性;Cu/海泡石催化剂中加入Ce和Sm可以改善催化剂的性能.在实验条件基本相同的情况下,Cu/海泡石的催化活性好于Cu/ZSM-5催化剂.
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环境科学学报
ISSN: 0253-2468
Year: 2004
Issue: 4
Volume: 24
Page: 739-745
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 11
Chinese Cited Count:
30 Days PV: 10
Affiliated Colleges: