Additives for metal contaminant removal
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United States of America Patent
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Jun 12, 2012
Grant Date -
Feb 4, 2010
app pub date -
Nov 25, 2008
filing date -
Sep 8, 2004
priority date (Note) -
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Abstract
The present invention is directed to catalytic cracking additives comprising a metals trapping material; and a high activity catalyst. The present invention is directed to processes for the catalytic cracking of feedstock comprising contacting said feedstock under catalytic cracking conditions with a composition comprising a bulk catalyst and a catalytic cracking additive, wherein the catalytic cracking additive comprises a metals trapping material; and a high activity catalyst. The invention is also directed to processes for increasing the performance of a bulk catalyst in the presence of at least one metal comprising contacting a feedstock with a catalytic cracking additive comprising a metals trapping material; and a high activity catalyst.
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