Research Article
A Comparative Study of AlCl3 and FeCl2-Modified TiCl4/MgCl2/THF Catalytic System in the Presence of Hydrogen for Ethylene Polymerization
Figure 3
SEM images of prepared catalysts: ((a), (b)) None-THF, ((c), (d)) Al-THF, and ((e), (f)) Fe-THF.
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