FIELD: petrochemical process catalysts.
SUBSTANCE: invention provides catalyst containing platinum, chlorine, and rhenium promoter distributed on the surface of a carrier, notably composition of volumetric carbon-containing aluminum oxynitrate (0.5-5.5%), aluminum oxychloride (0.5-2.5), and γ-alumina.
EFFECT: increased stability under hard conditions.
4 cl, 1 tbl, 3 ex
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Authors
Dates
2004-07-10—Published
2002-12-23—Filed