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Preparation,characterization and applications of perovskite hollow fiber membrane

Subject Area Technical Chemistry
Thermodynamics and Kinetics as well as Properties of Phases and Microstructure of Materials
Term from 2011 to 2015
Project identifier Deutsche Forschungsgemeinschaft (DFG) - Project number 209458269
 
Final Report Year 2015

Final Report Abstract

The following progresses are obtained: (1) CO2-stable oxygen-permeable Fe2O3 (FO) - Ce0.9Gd0.1O2-δ (CGO) dual phase composite membranes were successfully prepared via a one-pot single-step method; (2) A novel cobalt-free and noble metal-free dual phase membrane of the composition 40 wt.% Pr0.6Sr0.4FeO3-δ-60 wt.% Ce0.9Pr0.1O2-δ (40PSFO-60CPO) has been successfully developed via an in-situ one-pot one-step glycine-nitrate combustion process; (3) a novel U-shaped K2NiF4-type oxide hollow-fiber membranes based on (Pr0.9La0.1)2(Ni0.74Cu0.21Ga0.05)O4+δ (PLNCG) were successfully prepared through a phase-inversion spinning process. The effect of CO2 and SO2 on the oxygen permeation, phase structure and the microstructure of the material were investigated.

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