New a catalyst, as well as its use for dealkylation of aromatic hydrocarbons with water vapor

摘要

P the invention relates to a catalyst of dealkylation, the water vapor, aromatic hydrocarbons. / p & & p & the catalyst contains: a. a support, a noble metal from the platinum family, c. the rhenium, d. a metal selected from copper, silver, gold and e. an additional metal, for example, alkali metal or alkaline-earth metal - / p & & p & the catalyst is used in particular for the dealkylation of toluene. / p