Process for selectively opening naphthenic rings

Naphthenic rings in naphthenic ring-containing compounds in a feedstream are selectively opened wherein at least about 50 wt. % of the ring compounds in the feedstream are characterized as containing at least one C6 ring having at least one substituent containing 3 or more carbon atoms. The naphthen...

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Hauptverfasser: HANTZER, SYLVAIN, MCVICKER, GARY B, KLEIN, DARRYL P, DAAGE, MICHEL, TOUVELLE, MICHELE S, ELLIS, EDWARD S, BAUMGARTNER, JOSEPH E, HUDSON, CARL W, COOK, BRUCE R, VAUGHAN, DAVID E. W, FEELEY, OWEN C
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Sprache:eng
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Zusammenfassung:Naphthenic rings in naphthenic ring-containing compounds in a feedstream are selectively opened wherein at least about 50 wt. % of the ring compounds in the feedstream are characterized as containing at least one C6 ring having at least one substituent containing 3 or more carbon atoms. The naphthenic rings are opened without significant dealkylation of any pendant substituents on the ring. The feedstream, containing such compounds, is contacted with a supported catalyst containing a metal selected from Ir, Ru, or a mixture thereof, which catalyst when reacted with a feed comprised of 20 wt. % n-butylcyclohexane in heptane diluent will result in: a) at least a 10% yield of C10 paraffin yield/%C10 ring disappearance.