Use of low acidity high silica to alumina ratio large pore zeoli

Mineral oils: processes and products – Chemical conversion of hydrocarbons – Cracking

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502 64, C10G 1105, C10G 1118

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044811047

ABSTRACT:
A process is disclosed for the production of distillate in the catalytic cracking of gas oils utilizing a low acidity high silica-to-alumina ratio large pore zeolite which has been subjected to exchange with alkali metal ions at pH .ltoreq.7.

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"Dealuminated Faujasite-Type Structures with SiO.sub.2 /Al.sub.2 O.sub.3 Ratios Over 100", Journal of Catalysis, vol. 54, pp. 285-288 (1978).

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