Patent ID: 8895793

Claim:
A process for alkylating benzene with ethylene comprising: providing a dilute ethylene stream comprising between about 5 and about 50 wt-% ethylene and between about 25 and about 55 wt-% methane; providing a benzene stream comprising at least about 3 wt-% toluene and at least about 20 wt-% paraffins, the benzene stream being a liquid benzene stream; contacting predominantly in the liquid phase the dilute ethylene stream further comprising at least about 1 wppm hydrogen sulfide and at least about 1 wppm ammonia and the liquid benzene stream with an alkylation catalyst comprising UZM-8; and converting at least 20% of the benzene in the liquid benzene stream to alkylbenzene wherein the conversion of benzene is at least 90% of the conversion of toluene.