Ph2Si-Bridged Constrained-Geometry Complexes of Hafnium and Titanium for Copolymerization of Ethylene and 1-Octene: An Experimental and Computational Comparison

Key Points

• This research aims to synthesize and characterize new constrained-geometry hafnium and titanium complexes for copolymerization processes.
• Synthesis of new constrained-geometry complexes of hafnium and titanium.
• Characterization using solution NMR spectroscopy and X-ray crystallography.
• Comparison of experimental results with computational predictions.
• Successful synthesis and characterization of three new complexes: 1-HfCl2, 2-HfCl2, and 2-TiCl2.
• Demonstrated effective copolymerization of ethylene and 1-octene with the newly developed complexes.
• Findings suggest enhanced catalytic activity in copolymerization processes.