Abstract:
The effects of reaction time, NH_4F concentration and calcination temperature on the catalytic character were studied.The acidity and structure of the modified catalyst were also determined SEM, IR and TPD.
Wang Ling;Zang Yaru;Tao Keyi;Li Hexuan.The Synthesis of 1,2,4,5-Tetramethylbenzene from Alkylation of 1,2,4-Trimethylbenzene with Methanol Using Fluoride Modified Zeolite HZSM-5[J]. Chemcial Industry and Engineering, 1995,12(2): 9-13