Cationic complexes of monovalent nickel as catalysts for styrene polymerization

V. V. Saraev, P. B. Kraikivskii, V. V. Annenkov, A. I. Vil'ms, D. A. Matveev, E. N. Danilovtseva, T. G. Ermakova, N. P. Kuznetsova, K. Lammertsma

Research output: Contribution to journalArticlepeer-review

4 Citations (Scopus)

Abstract

The interaction of the [Ni(PPh3)3]BF4 complex with styrene and the products of styrene conversion in the polymerization reaction were studied by EPR and 13C NMR spectroscopy. The structure of the σ-carbocationic complex of Ni(I) formed by the interaction of styrene with the [Ni(PPh3)3]BF4 cationic phosphine complex of Ni(I) was characterized in detail. It was found that the reaction of styrene polymerization occurred with the participation of the coordination center of the σ-carbocationic complex (coordination catalysis), whereas the reaction of telomerization occurred with the participation of the cationic center of this complex (ionic catalysis). The resulting polymer contained active terminal double bonds; it is a promising macromonomer for the synthesis of grafted copolymers. The discovered capacity of alcohols to undergo nucleophilic addition to a growing polymer chain offers strong possibilities for preparing functional polymers and block copolymers.

Original languageEnglish
Pages (from-to)712-718
Number of pages7
JournalKinetics and Catalysis
Volume46
Issue number5
DOIs
Publication statusPublished - Sept 2005
Externally publishedYes

ASJC Scopus subject areas

  • Catalysis
  • General Chemistry
  • Modeling and Simulation
  • Computer Science Applications

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