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Volumn 238, Issue 1-2, 2005, Pages 207-214

Binary cerium(IV) tert-butoxides-dialkylmagnesium systems: Radical versus coordinative polymerization of styrene

Author keywords

Alkoxides; Cerium; ESR; Magnesium; Polymerization; Radical; Styrene

Indexed keywords

CERIUM; COORDINATION REACTIONS; FREE RADICAL POLYMERIZATION; FREE RADICALS; MAGNESIUM PRINTING PLATES; OLIGOMERS; PARAMAGNETIC RESONANCE; REDOX REACTIONS;

EID: 22344439086     PISSN: 13811169     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.molcata.2005.05.025     Document Type: Article
Times cited : (9)

References (56)
  • 3
    • 25344475081 scopus 로고
    • Chem. Abstr. 119 (1993) 271958s.
    • (1993) Chem. Abstr. , vol.119
  • 8
    • 22344454285 scopus 로고    scopus 로고
    • Fr. Pat. 2,799,468 (to Michelin Co.)
    • For similar binary systems employing aluminate co-reagents see: F. Barbotin, C. Boisson, R. Spitz, Fr. Pat. 2,799,468 (to Michelin Co.) (1999).
    • (1999)
    • Barbotin, F.1    Boisson, C.2    Spitz, R.3
  • 15
    • 0028416930 scopus 로고
    • 2) have been reported. These systems are usually active under rather severe conditions and the nature of the species that initiate styrene polymerisation, i.e. coordinative/insertive mechanism and/or a radical initiation mechanism, remain ambiguous: E. Kobayashi, S. Kaita, S. Aoshima, and J. Furukawa J. Polym. Sci., Part A 32 1994 1195 1198
    • (1994) J. Polym. Sci., Part A , vol.32 , pp. 1195-1198
    • Kobayashi, E.1    Kaita, S.2    Aoshima, S.3    Furukawa, J.4
  • 21
    • 22344442354 scopus 로고    scopus 로고
    • note
    • Equivalent results were obtained on using di(n-hexyl)magnesium in place of BEM
  • 25
    • 22344431778 scopus 로고    scopus 로고
    • See also Ref. [3][3c]
    • See also Ref. [3][3c]
  • 27
    • 22344446780 scopus 로고    scopus 로고
    • note
    • 2 in BuEtMg, due to the way the latter is prepared; see Refs. [1e] and [7]
  • 28
    • 22344453208 scopus 로고    scopus 로고
    • note
    • This is unexpectingly lower than the chain transfer efficiency observed for pure thermally self-initiated polymerization of styrene conducted at 105 °C, which is close to 1 [1e]
  • 29
    • 0031332295 scopus 로고    scopus 로고
    • For examples of Ce(IV)-mediated radical polymerizations see: C.-T. Lin, and M.-C. Liu J. Appl. Polym. Sci. 66 1997 2311 2317
    • (1997) J. Appl. Polym. Sci. , vol.66 , pp. 2311-2317
    • Lin, C.-T.1    Liu, M.-C.2
  • 42
    • 22344450726 scopus 로고    scopus 로고
    • note
    • A large amount of inhibitor was used because the inhibitor may be consumed by a reaction with the dialkylmagnesium. See Ref. [14a]
  • 45
    • 22344450868 scopus 로고    scopus 로고
    • note
    • Spin trapping experiments were also conducted using PBN (N-tert-butyl-α-phenylnitrone) and led to identical conclusions. This spin trap agent also did not allow the unambiguous differentiation of butyl and styryl radicals


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