Investigation on (Ba,Ca) (CO,Fe)O3-δ series mixed conducting membrane materials for oxygen permeation

W. Yang, J. Tong, Y. Ren, Z. Shao, G. Xiong, L. Lin

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

A series of (Ba,Ca)(Co,Fe)O3-δ membrane materials were synthesized through Pechini method. The structure, the oxygen flux, and the permeation stability of the materials were examined, and their application in oxidative coupling of methane was also attempted. The materials showed a high oxygen flux and good stability. The oxygen flux through Ba0.95Ca0.05Co 0.8Fe0.2O3-δ was 1.4 mL/sq cm·min) at 950°C, and remained unchanged within 160 hr at 850°C. The C2 selectivity was high, but the CH4 conversion was low.

Original languageEnglish
Pages (from-to)565-568
Number of pages4
JournalChinese Journal of Catalysis
Volume21
Issue number6
StatePublished - Nov 2000
Externally publishedYes

Keywords

  • Mixed-conductor
  • Oxidative coupling of methane
  • Oxygen permeation membrane
  • Perovskite

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