AN IMPROVED PROCESS FOR THE PRODUCING XYLENE

摘要

An improved process for producing xylene from feedstock containing C9 alkyl aromatic hydrocarbons with the aid of a catalyst capable of disproportionation, rearrangement, and dealkylation, wherein said improvement comprises performing the reaction in the presence of an aromatic hydrocarbon having one or more ethyl groups in an amount of 5 to 50 wt%.