Formation of methacrylic acid by oxidati
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M. Ai; E. Muneyama; A. Kunishige; K. Ohdan
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Article
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1994
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Elsevier Science
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English
⚖ 646 KB
Various foreign ions were added as promoters into iron phosphate catalysts and their effects on performance in oxidative dehydrogenation of isobutyric acid to methacrylic acid were studied. The best performance was obtained with Pb2+ promoters and the optimum P/Pb/Fe atomic ratio was found to be in