Cu SSZ-13 zeolite catalyst on metallic foam support for SCR of NOx with ammonia: Catalyst layering and characterisation of active sites
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- 作者：J. Krycaa ; b ; P.J. Jodłowskic ; M. Iwaniszynb ; B. Gila ; M. Sitarzd ; A. Kołodziejb ; e ; T. Łojewskaf ; J. Łojewskaa ; lojewska@chemia.uj.edu.pl" class="auth_mail" title="E-mail the corresponding author
- 关键词：Metallic foam ; Short channel structures ; In situ zeolite synthesis ; CuZSM-5 ; Cu SSZ-13 ; In situ FTIR ; NH3-SCR
- 刊名：Catalysis Today
- 出版年：2016
- 出版时间：15 June 2016
- 年：2016
- 卷：268
- 期：Complete
- 页码：142-149
- 全文大小：2026 K
文摘
- 5">
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5">In situ synthesis of SSZ-13 and ZSM-5 on surface of foam carriers elaborated.
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In situ FTIR reveals types of actives sites in Cu exchanged zeolites.
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5">Above 400 °C Cu+ sites only present in CuSSZ-13 zeolite.
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Above 400 °C Brønsted acidic sites occupied only by NH3 and Cu+ Lewis sites only by NO.
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5">Hydrothermal stability of CuSSZ-13 correlated with stabilization of Cu+ sites.