Inorganic Chemicals Industry ›› 2022, Vol. 54 ›› Issue (3): 119-124.doi: 10.19964/j.issn.1006-4990.2021-0368
• Catalytic Materials • Previous Articles Next Articles
WANG Yinzhong(),QIN Dongling,YANG Gang()
Received:
2021-07-07
Online:
2022-03-10
Published:
2022-03-18
Contact:
YANG Gang
E-mail:wangyinzhong@njtech.edu.cn;yanggang@njtech.edu.cn
CLC Number:
WANG Yinzhong,QIN Dongling,YANG Gang. Study on preparation of hierarchical ZSM-5/SAPO-34 composite molecular sieve and its MTO performance[J]. Inorganic Chemicals Industry, 2022, 54(3): 119-124.
Table 1
Specific surface area and pore volume of SAPO-34,Z-S,CA-Z-S,ZSM-5"
样品 | BET比表面积/(m2·g-1) | 孔容/(m3·g-1) | ||||
---|---|---|---|---|---|---|
SBET | Smicro | Sext | Vtotal | Vmicro | Vmeso | |
SAPO-34 | 551.54 | 545.89 | 5.65 | 0.27 | 0.26 | 0.01 |
Z-S | 367.70 | 180.85 | 186.85 | 0.26 | 0.24 | 0.02 |
CA-Z-S | 487.23 | 456.64 | 30.59 | 0.21 | 0.09 | 0.12 |
ZSM-5 | 276.13 | 229.75 | 46.37 | 0.16 | 0.12 | 0.04 |
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