活化晶种调节SAPO-34的性质及其对甲醇制烯烃反应催化寿命的增强
Modulation of SAPO-34 Property with Activated Seeds and Its Enhanced Lifetime in Methanol to Olefins Reaction
图 & 表
表 1
Textural properties, acid amount and catalytic lifetime of different samples in MTO reaction
Table1.
Textural properties, acid amount and catalytic lifetime of different samples in MTO reaction
| Sample | Textual properties | Acid amount c | Lifetime/min |
|---|
| SBET/(m2·g-1) | Smic/(m2·g-1) | Sext/(m2·g-1) | Vmica/(cm3·g-1) | Vmesob/(cm3·g-1) | Weak | Mediumand strong | Total |
|---|
| SP34 | 250 | 68 | 182 | 0.029 | 0.342 | 2.77 | 5.37 | 8.14 | 40 | | SP34-RS | 316 | 291 | 24 | 0.136 | 0.068 | 0.86 | 2.05 | 2.91 | 100 | | SP34-AS0.1 | 547 | 530 | 17 | 0.247 | 0.057 | 0.97 | 2.55 | 3.52 | 480 | | SP34-AS0.01 | 552 | 532 | 20 | 0.249 | 0.056 | 1.42 | 3.41 | 4.83 | 300 | | SP34-AS0.001 | 568 | 553 | 15 | 0.254 | 0.052 | 0.85 | 2.20 | 3.05 | 420 | | SP34-AS0.0001 | 568 | 547 | 21 | 0.256 | 0.049 | 1.27 | 3.15 | 4.42 | 330 |
|
查看原文
张栋强, 路惠惠, 苏娜, 李贵贤, 季东, 赵新红. 活化晶种调节SAPO-34的性质及其对甲醇制烯烃反应催化寿命的增强[J]. 无机材料学报, 2021, 36(1): 101. Dongqiang ZHANG, Huihui LU, Na SU, Guixian LI, Dong JI, Xinhong ZHAO. Modulation of SAPO-34 Property with Activated Seeds and Its Enhanced Lifetime in Methanol to Olefins Reaction[J]. Journal of Inorganic Materials, 2021, 36(1): 101.
PDF全文
