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Volumn 560, Issue 1-2, 1998, Pages 47-54

Structural characterization of ansa-zirconocene dichloride bearing a vicinal di-tert-butylcyclopentadienyl ligand and high pressure polymerization of 1-hexene catalyzed by sterically hindered zirconocene complexes

Author keywords

1 Hexene; High pressure; Olefin polymerization; Tert Butyl group; Zirconocene

Indexed keywords

GYMNOMYZA SAMOENSIS;

EID: 0032525558     PISSN: 0022328X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0022-328X(98)00524-5     Document Type: Article
Times cited : (19)

References (33)
  • 3
    • 0000662343 scopus 로고    scopus 로고
    • It is reported that electron donating substituents on Cp rings tend to increase the catalytic activity of the group IV metallocene olefin polymerization catalysts. For example, see
    • It is reported that electron donating substituents on Cp rings tend to increase the catalytic activity of the group IV metallocene olefin polymerization catalysts. For example, see W. Kaminsky, Macromol. Chem. Phys. 197 (1996) 3907-3945.
    • (1996) Macromol. Chem. Phys. , vol.197 , pp. 3907-3945
    • Kaminsky, W.1
  • 21
    • 0010162378 scopus 로고    scopus 로고
    • It is possible that these NMR spectra represent one isomer 12-out. However, the NMR spectra of 12 did not change at 50°C in THF in 3 h and signals assignable to the isomers were not observed
    • It is possible that these NMR spectra represent one isomer 12-out. However, the NMR spectra of 12 did not change at 50°C in THF in 3 h and signals assignable to the isomers were not observed.
  • 22
    • 0029954535 scopus 로고    scopus 로고
    • s-symmetric ansa-zirconocene complex that has vicinal two trimethylsilyl groups on its Cp ring
    • s-symmetric ansa-zirconocene complex that has vicinal two trimethylsilyl groups on its Cp ring. T.A. Herzog, D.L. Zubris, J.E. Bercaw, J. Am. Chem. Soc. 118 (1996) 11988-11989.
    • (1996) J. Am. Chem. Soc. , vol.118 , pp. 11988-11989
    • Herzog, T.A.1    Zubris, D.L.2    Bercaw, J.E.3
  • 24
    • 0010104106 scopus 로고    scopus 로고
    • US Patent 5 500 398, Chem. 1996
    • (b) T.J. Marks, X. Yang, US Patent 5 500 398, Chem. 1996.
    • Marks, T.J.1    Yang, X.2
  • 27
    • 0010165324 scopus 로고    scopus 로고
    • 2 of similar structure to 1 produced essentially atactic polypropylene. See [12]. Complex 5 also gave atactic polyhexene
    • 2 of similar structure to 1 produced essentially atactic polypropylene. See [12]. Complex 5 also gave atactic polyhexene.
  • 31
    • 4243833068 scopus 로고    scopus 로고
    • We previously described the preparation of 5 and the propylene polymerization with it in a patent. JP93-202124 (Kokai Tokkyo Koho)
    • We previously described the preparation of 5 and the propylene polymerization with it in a patent. JP93-202124 (Kokai Tokkyo Koho); Chem. Abstr. 120: 55292y.
    • Chem. Abstr. , vol.120


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.