FIELD: chemistry.
SUBSTANCE: invention relates to a catalyst for producing isoparaffin-rich synthetic oil from CO and H2, and a method of producing said catalyst. The catalyst is a granular porous composite material containing a spatial heat-conducting mesh if aluminium metal and Raney cobalt and a linking component containing zeolite in H form. In the composite material, the fraction of macropores in the open porosity of the catalyst granules is 55-79% and the fraction of mesopores with size of 70-500 Е in the open porosity of the catalyst granules is 7-20%. The method of producing the catalyst includes mixing powder of the linking component, peptising the obtained mixture with a solution of nitric acid to obtain a linking component in form of a homogeneous gel, mixing the homogeneous gel with fine Raney cobalt powder, aluminium metal powder and a liquid phase to obtain a homogeneous paste, extruding the obtained paste to obtain granules and calcining the obtained granules. One of the powders of the linking component used is zeolite in H form.
EFFECT: improved mass transfer of reactants into the catalyst granules and high content of isoparaffins in the obtained oil.
13 cl, 7 ex
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Authors
Dates
2014-07-27—Published
2012-08-07—Filed