151. Novel initiating systems based on nickel phosphine complexes
- Author
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D. F. Grishin, M. G. Prokhorova, N. B. Valetova, Irina P. Beletskaya, and I. S. Il’ichev
- Subjects
inorganic chemicals ,Iodobenzene ,Radical polymerization ,technology, industry, and agriculture ,chemistry.chemical_element ,macromolecular substances ,General Chemistry ,Photochemistry ,chemistry.chemical_compound ,Nickel ,Monomer ,chemistry ,Polymerization ,Methyl methacrylate ,Triphenylphosphine ,Phosphine - Abstract
Binary composites based on dibromobis(triphenylphosphine)nickel and iodobenzene in the presence of zinc dust were shown to efficiently initiate polymerization of vinyl monomers in a wide temperature range (from −5 to +70 °C), which was shown for the synthesis of poly(methyl methacrylate) and polystyrene. The initiation scheme including reversible redox transformations of the nickel atom during polymerization was proposed.
- Published
- 2006
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