Silicoaluminophosphates having an ael structure, a method for their preparation and their use as naphtha cracking catalysts
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United States of America Patent
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Feb 18, 2003
Grant Date -
Jun 21, 2001
app pub date -
Dec 13, 2000
filing date -
May 26, 1998
priority date (Note) -
Expired
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Abstract
Disclosed are silicoaluminates (SAPOs) having unique silicon distributions, a method for their preparation and their use as naphtha cracking catalysts. More particularly, the new SAPOs have a high silica:alumina ratio and favorable Si atom distribution.
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