Table 1 Catalytic performances of HZSM-5 with different aluminium distribution properties to produce p-xylene

From: Maximizing sinusoidal channels of HZSM-5 for high shape-selectivity to p-xylene

Catalyst

CT, (%)

p-xylene sele. (%)

Xylene sele. (%)

Si/Al ratio

XRF

XPS

ZSM-5_NK

13.6

24.1

91.2

170

32.6

ZSM-5_C1

10.6

81.9

94.3

135

>1000

ZSM-5_C2

11.7

31.1

79.2

150

64

ZSM-5_T

10.3

99.3

99.0

148

>1000

  1. CT toluene conversion. See the calculation of toluene conversion and product selectivity in the Methods section.