LANTHANUM SILICATE CATALYST COMPOSITE, ITS PREPARATION AND ITS USE FOR CONVERSION OF ALKANOLS TO LIGHT OLEFINS

Novel lanthanum containing catalysts, and methods for their preparation are described having the general formula 0 - 0.3 M20 : La203 : 30 - 200 SiO2 in which M is a monovalent cation, preferably a mixture of sodium and ammonium. The catalysts may also contain small amounts of alumina, and can be sup...

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Hauptverfasser: HEGDE, SOORYAKANT G, KOTASTHANE, ARVIND N, SHIRALKAR, VASUDEO P, BALAKRISHNAN, IKKANDATH, KULKARNI, SUNEETA B, RATNASAMY, PAUL, KUMAR, RAJEEV
Format: Patent
Sprache:eng ; fre
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Zusammenfassung:Novel lanthanum containing catalysts, and methods for their preparation are described having the general formula 0 - 0.3 M20 : La203 : 30 - 200 SiO2 in which M is a monovalent cation, preferably a mixture of sodium and ammonium. The catalysts may also contain small amounts of alumina, and can be supported on a conventional carrier. These catalysts find use in converting C1-C4 alcohols, particularly methanol, into olefins, up to and including the butenes. Known catalysts are generally ineffective with methanol.