Regulating the polyethylene microstructure by increasing steric crowding in naphthoxy imine-ligated Ni(<scp>ii</scp>) complexes
Rajkumar S. Birajdar, Rajesh G. Gonnade, Samir H. Chikkali
Abstract
Here we report the syntheses of systematically sterically tailored naphthoxy imine-ligated nickel complexes and, their performance in ethylene polymerization. Sterically less bulky Ni1 and Ni2 produced highly branched (43–54) PE, while the bulkiest Ni3 suppressed branching (only 28).
Topics & Concepts
Steric effectsImineChemistryPolymerizationBranching (polymer chemistry)PolyethylenePolymer chemistryNickelMicrostructureStereochemistryOrganic chemistryCrystallographyCatalysisPolymerOrganometallic Complex Synthesis and CatalysisOrganic Light-Emitting Diodes ResearchCatalytic Alkyne Reactions