fig13
Figure 13. (A) Deactivation characteristics of a catalyst in PFR and CSTR trials and (B) proposed pathway for O-containing coke formation. Reproduced with permission from ref. 124[124]. Copyright 2015, Elsevier. (C) Mass spectra of O-containing coke compounds. Reproduced with permission from ref. 138[138]. Copyright 2016, Royal Society of Chemistry. (D) Mass spectra of organic materials retained in ZSM-5 catalysts during methanol conversion under N2 and CO. Reproduced with permission from ref. 139[139]. Copyright 2018, Wiley-VCH. PFR: Plug-flow reactor; CSTR: continuous stirred-tank reactor.
