Zeolite catalyst for the liquid phase alkylation and transalkylation of benzene
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United States of America Patent
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Feb 4, 1997
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N/A
app pub date -
Dec 14, 1994
filing date -
Dec 14, 1994
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Abstract
Disclosed is a modified zeolite catalyst for the liquid phase alkylation and transalkylation of benzene comprising 30 to 70% by weight of H-beta zeolite with a silicon to aluminium ratio of 20 to 40; 0.5 to 10% by weight of halogen; and .gamma.-Al.sub.2 O.sub.3 of the balance. Also disclosed a method for preparing the said catalyst comprising adding a halogen-containing compound to a mixture of H-beta zeolite and a precursor of .gamma.-Al.sub.2 O.sub.3, forming followed by calcining.
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