CATALYST FOR HYDROGENATION OF AROMATIC HYDROCARBONS AND METHOD OF PREPARATION THEREOF

FIELD: petrochemistry and hydrogenation catalysts. SUBSTANCE: in aluminum carrier-containing catalyst, novelty consists in its having 0.02-0.1 wt % iridium as active component. Catalyst preparation procedure includes immersing, for 90-150 min, preliminarily oxidized aluminum metal carrier into potas...

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Hauptverfasser: FOMICHEVA E.V, ERMAKOV A.V, MAL'CHIKOV G.D, RASSHCHEPKINA N.A, TIMOFEEV N.I, TUPIKOVA E.N, BOGDANOV V.I
Format: Patent
Sprache:eng
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Zusammenfassung:FIELD: petrochemistry and hydrogenation catalysts. SUBSTANCE: in aluminum carrier-containing catalyst, novelty consists in its having 0.02-0.1 wt % iridium as active component. Catalyst preparation procedure includes immersing, for 90-150 min, preliminarily oxidized aluminum metal carrier into potassium hydroxide solution, pH 8.8-12.5, placed in closed space at 170-210 C. Novelty further consists in that solution contains M ammonia complex of iridium [Ir(NH3)5Cl]Cl2 at ratio of loose volume of granulated aluminum to solution volume from 1:15 to 1:11. EFFECT: enabled high yield of desired products with high mechanical strength and reduced expenses. 2 cl, 2 tbl