POLYMETALLIC CATALYST DOPED WITH PHOSPHORUS AND YTTRIUM Russian patent published in 2023 - IPC B01J27/185 B01J27/13 B01J23/63 B01J23/14 B01J37/02 B01J37/08 C10G35/09 

Abstract RU 2802184 C2

FIELD: chemistry.

SUBSTANCE: present invention relates to the field of hydrocarbon conversion, more specifically to reforming of hydrocarbon raw materials in the presence of a catalyst for the production of gasoline fractions and aromatic compounds. The catalyst contains substrate, at least one noble metal M, tin, phosphorus, yttrium, and a halogen compound. The phosphorus content is from 0.4 to 0.8% by wt. relatively to the catalyst weight. The yttrium content is more than or equal to 0.01% by wt. and less than 0.5% by wt. relatively to the catalyst weight. At the same time, substrate contains silicon oxide, aluminum oxide, or aluminosilicate. The invention also relates to a method for the production of this catalyst and to its use in the reforming process.

EFFECT: provision of a catalyst with increased selectivity and stability during reforming without loss of activity.

16 cl, 1 tbl, 12 ex

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RU 2 802 184 C2

Authors

Diehl, Fabrice

Guegan, Carine

Dates

2023-08-22Published

2018-11-16Filed