NEW CATALYTIC SILICOALUMINOPHOSPHATES HAVING AN AEL STRUCTURE, AND THEIR USE IN NAPHTHA CRACKING
Disclosed are silicoaluminophosphates (SAPOs) having unique silicon distributions, a method for their preparation and their use as catalysts for the catalytic cracking of hydrocarbon feedstocks. More particularly, the new SAPOs have a high silica:alumina ratio, and are prepared from microemulsions c...
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Zusammenfassung: | Disclosed are silicoaluminophosphates (SAPOs) having unique silicon distributions, a method for their preparation and their use as catalysts for the catalytic cracking of hydrocarbon feedstocks. More particularly, the new SAPOs have a high silica:alumina ratio, and are prepared from microemulsions containing surfactants.
On décrit des silicoaluminophosphates (SAPO) présentant des distributions uniques du silicone, un procédé de préparation desdits composés et leur utilisation en tant que catalyseurs pour le craquage catalytique de charges d'alimentation d'hydrocarbures. Plus particulièrement, ces nouveaux SAPO présentent un rapport silice-alumine élevé et sont préparés à partir de mircoémulsions contenant des tensioactifs. |
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