The transalkylation of polyethylbenzene, mainly diethylbenzene and triethylbenzene, with benzene catalyzed by tungstophosphoric acid has been studied in stirred autoclave.

采用搅拌高压釜,酸为催化剂,研究苯与多乙苯的烷反应,多乙苯主要是二乙苯和三乙苯。