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
- Journal of Inorganic Materials
- Vol. 36, Issue 1, 101 (2021)
1. XRD patterns of SAPO-34 synthesized with different types of seeds
2. SEM images of samples in the presence of various types of seeds (a) SP34; (b) SP34-RS; (c) SP34-AS0.1; (d) SP34-AS0.01; (e) SP34-AS0.001; (f) SP34-AS0.0001
3. N2 adsorption/desorption isotherms of SP34, SP34-RS and SP34-ASX (X =0.1, 0.01, 0.001, 0.0001)
4. NH3-TPD profiles of SP34, SP34-RS and SP34-ASX (X =0.1, 0.01, 0.001, 0.0001)
5. Methanol conversion over SP34, SP34-RS and SP34-ASX (X =0.1, 0.01, 0.001, 0.0001) catalysts with time-on-stream in the MTO reaction
S1. Relative crystallinity of SAPO-34 synthesized in the presence of various kinds of seed crystals
S2. Pore size distribution of SP34, SP34-RS and SP34-ASX (X =0.1, 0.01, 0.001, 0.0001 mol/L)
S3. Deconvolution of NH3-TPD curves of SP34, SP34-RS and SP34-ASX (X =0.1, 0.01, 0.001, 0.0001 mol/L)
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Table 1.
Textural properties, acid amount and catalytic lifetime of different samples in MTO reaction
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