CATALYSTS Russian patent published in 2016 - IPC B01J37/02 B01J37/08 B01J23/30 B01J23/74 B01J23/89 B01J37/16 C07C1/04 C10G2/00 

Abstract RU 2584915 C2

FIELD: chemistry.

SUBSTANCE: invention relates to a method of preparing a catalyst precursor, which involves bringing catalyst support material into contact with tungsten compound to obtain tungsten-containing catalyst support material; calcination of tungsten-containing catalyst support material at temperature higher than 900 °C to obtain a modified catalyst support, in which a sufficient amount of tungsten compound is used so that tungsten compound is present in mass and on surface of catalyst support material in amount of not more than 12 wt% W per total weight of modified catalyst support; and adding a precursor compound of an active catalyst component, selected from a group consisting of cobalt (Co), iron (Fe) and nickel (Ni) on surface and/or in mass of modified catalyst support to produce a catalyst precursor. Invention also relates to a method of preparing a catalyst, which involves preparing a catalyst precursor and recovery thereof, thereby activating catalyst precursor and obtained catalyst. Furthermore, invention relates to a method for synthesis of hydrocarbons, which involves preparing a catalyst and hydrogen bringing into contact with carbon monoxide at temperature higher than 100 °C and pressure of at least 10 bar with prepared catalyst to obtain hydrocarbons and, optionally, oxygenates of hydrocarbons.

EFFECT: technical result is reduced solubility of catalyst support, improved characteristics of catalyst, specifically catalyst activity and resistance to leaching of Al.

16 cl, 8 tbl, 16 ex

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RU 2 584 915 C2

Authors

Barrada Sean

Visagie Jacobus Lucas

Ledwaba Lesibana Peter

Niemeyer Dirk

Dates

2016-05-20Published

2012-01-05Filed