Oxidative coupling of methane over Na-W-Mn-Zr-S-P/SiO2 catalyst: Effect of S, P addition on the catalytic performance

Fengqiu Chen, Wen Zheng, Ning Zhu, Dang Guo Cheng, Xiaoli Zhan

Research output: Contribution to journalArticlepeer-review

16 Scopus citations

Abstract

The multi-component catalysts we prepared exhibited high performance for the oxidative coupling of methane. The highest activity of catalysts was obtained over the Na-W-Mn-Zr-S-P/SiO2 at the temperature of 1,023 K, on which the C2 yield was 23.5% at the methane conversion of 43.8%. XRD and XPS results showed the S, P addition could lead to the increase of lattice oxygen concentration and the formation of phase such as Na 2SO4, Na2Zr(PO4)2 on the catalysts. These phases play great roles in activity of the catalysts system.

Original languageEnglish
Pages (from-to)348-351
Number of pages4
JournalCatalysis Letters
Volume125
Issue number3-4
DOIs
StatePublished - Oct 2008
Externally publishedYes

Keywords

  • Na-W-Mn-Zr-S-P/SiO
  • Oxidative coupling of methane
  • Phosphorus
  • Sulfur

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