FIELD: petrochemical processes and catalysts.
SUBSTANCE: invention provides high-silica zeolite catalyst comprising molybdenum and a second modifying element, namely nickel, content of the former in catalyst being no higher than 4.0 wt % and that of the latter from 0.1 to 0.5 wt %. Preparation of the catalyst involves modifying zeolite with molybdenum and second promoting element, the two being introduced into zeolite in the form of nano-size metal powders in above-indicated amounts.
EFFECT: enhanced efficiency of non-oxidative methane conversion process due to increased activity and stability of catalyst.
3 cl, 1 tbl, 7 ex
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Authors
Dates
2007-03-27—Published
2005-08-11—Filed