FIELD: chemistry.
SUBSTANCE: invention relates to an agent for processing heavy hydrocarbon feedstock consisting of an active component and a carrier, wherein the active component consists of at least one heteropoly compound selected from: [P2Mo5O23]6-, [PMo12O40]3-, [SiMo12O40]4-, [PW12O40]3-, [SiW12O40]4-, [PVnMo12-nO40](3+n)-, where n=1–4, [Co2Mo10O38H4]6-, [Co(OH)6Mo6O18]3-, [Ni(OH)6Mo6O18]2-, [Ni2Mo10O38H4]6-, [Co(OH)6W6O18]3-, [PMonW12-nO40]3-, where n=1–11, [PVnMo12-nO40](3+n)-, where n=1–4, Mo12O30(OH)10H2[Co(H2O)3]4 or mixture thereof, and at least one of the compounds of the series: cobalt hydroxide Co(OH)2·nH2O, n=0–5, nickel hydroxide Ni(OH)2·nH2O, n=0–5, cobalt carbonate CoCO3, nickel carbonate NiCO3, cobalt carbonate basic CoCO3·1.5Co(OH)2·nH2O, n=0.5–5.0, basic nickel carbonate NiCO3·nNi(OH)2·mH2O, n=1–3, m=0.5–5.0, cobalt acetate Co(CH3COO)2, nickel acetate Ni(CH3COO)2 or mixtures thereof, and an organic additive, such as citric acid, glycol, EDTA or mixtures thereof; wherein the support is aluminum oxide, silicon oxide, magnesium oxide, zeolite, aluminosilicate, porous aluminophosphate, porous silicoaluminophosphate or a mixture thereof, having a regular macropore spatial structure, wherein macropore fraction with size in range from 50 nm to 15 mcm is not less than 30 % in total specific volume of pores, with specific surface area of not less than 20 m2/g and specific pore volume of not less than 0.1 cm3/g; wherein cobalt content in calcined at 550 °C catalyst – not more than 20 wt%, nickel – not more than 20 wt%, molybdenum – not more than 20 wt%, tungsten – not more than 20 wt%, content of organic additive is 5–15 wt% of catalyst weight. Invention also relates to a method of preparing and processing heavy hydrocarbon material in the presence of the disclosed catalyst in order to obtain oil products with high added value.
EFFECT: technical result consists in high activity and stability of catalyst in severe conditions of processing heavy hydrocarbons.
7 cl, 1 tbl, 17 ex
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Authors
Dates
2020-10-08—Published
2020-03-05—Filed