Research Article

Improvement of Lifetime Using Transition Metal-Incorporated SAPO-34 Catalysts in Conversion of Dimethyl Ether to Light Olefins

Figure 3

Scheme demonstrating the possible ways to introduce Si into the AlPO framework and a transition metal into the SAPO framework (oxygen atoms are not represented for clarity): (a) AlPO, (b) SAPO, and (c) MeAPSO.
679758.fig.003a
(a)
679758.fig.003b
(b)
679758.fig.003c
(c)