Research Article

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

Figure 7

Selectivity for light olefins over the SAPO-34 and MeAPSO-34 catalysts: (a) SAPO-34, (b) MnAPSO-34, (c) FeAPSO-34, and (d) NiAPSO-34.
679758.fig.007a
(a)
679758.fig.007b
(b)
679758.fig.007c
(c)
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(d)