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US 4,302,605 AGranted
Process for the manufacture of dimethyl sulfide
AssigneePennwalt Corporation
InventorsBernard Buchholz, Edward J. Dzierza
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Abstract
A process is provided for preparing dialkyl sulfides by reacting alkanols and hydrogen sulfide in the presence of a zeolite catalyst that contains a reduced amount of alkali metal cations.
Claims16
A continuous vapor-phase process for preparing C.sub.1 -C.sub.12 dialkyl sulfide that comprises reacting a C.sub.1 -C.sub.12 alkanol and hydrogen sulfide at elevated temperature in the presence of a zeolite catalyst having pore openings in the range of from about 7 to about 10 Angstroms, said zeolite catalyst being Type X, Type Y or Type L and containing less than 10% by weight alkali metal, expressed as Na.sub.2 O.
Dependencies are inferred from the claim text.