fig9
![Fundamentals of the catalytic conversion of methanol to hydrocarbons](https://image.oaes.cc/80c4750a-8400-4d4a-87e7-63e8ae26b64a/5293.fig.9.jpg)
Figure 9. (A) The 13C concentrations in ethene and trans-2-butene over time during 12C/13C-methanol switch experiments using various DDR zeolites. Reproduced with permission from ref. 109[109]. Copyright 2020, American Chemical Society. (B) Product distribution and (C) 13C concentrations in effluents and residual methylbenzenes during the MTO reaction over SAPO-14. Reproduced with permission from ref. 110[110]. Copyright 2020, American Chemical Society. MTO: Methanol to olefins.