Effect of titanium on fluxional behavior of unbridged metallocene catalysts

Macromolecular Rapid Communications

Volumn 25, Issue 21, 2004, Pages 1845-1850

  Polo, Eleonora ^a   Losio, Simona ^b   Zecchi, Gaetano ^b   Bertini, Fabio ^a   Sacchi, Maria Carmela ^a  

^a CNR   (Italy)

^b UNIVERSITY OF INSUBRIA   (Italy)

Author keywords

13C NMR; DSC; Fluxional catalysts; Metallocenes; Poly(propylene) (PP)

Indexed keywords

CATALYSTS; DIFFERENTIAL SCANNING CALORIMETRY; MICROSTRUCTURE; POLYMERIZATION; POLYPROPYLENES; TITANIUM;

FLUXIONAL BEHAVIOR; METALLOCENE CATALYSTS; OSCILLATING MECHANISMS;

ORGANOMETALLICS;

CYCLOPENTADIENE DERIVATIVE; POLYPROPYLENE; TITANIUM; TITANOCENE; ZIRCONIUM;

ARTICLE; CARBON NUCLEAR MAGNETIC RESONANCE; CATALYSIS; CHEMICAL STRUCTURE; DIFFERENTIAL SCANNING CALORIMETRY; GEL PERMEATION CHROMATOGRAPHY; MOLECULAR WEIGHT; POLYMERIZATION; TEMPERATURE DEPENDENCE;

EID: 8744308077     PISSN: 10221336     EISSN: None     Source Type: Journal    
DOI: 10.1002/marc.200400350     Document Type: Article

References (27)

1. G. W. Coates, R. M. Waymouth, Science 1995, 267, 217.
2. [2a] E. Hauptman, R. M. Waymouth, Science 1995, 267, 217.
3. [2a] E. Hauptman, R. M. Waymouth, J. W. Ziller, J. Am. Chem. Soc. 1995, 117, 11586;
4. [2b] S. Lin, E. Hauptman, T. K. Lal, R. M. Waymouth, R. W. Quan, A. B. Ernst, J. Mol. Catal. A: Chem. 1998, 136, 23;
5. [2c] L. Maciejewski Petoff, M. D. Bruce, R. M. Waymouth, A. Masood, T. K. Lal, R. W. Quan, S. J. Behrend, Organometallics 1997, 16, 5909;
6. [2d] P. Witte, T. K. Lal, R. M. Waymouth, Organometallics 1999, 18, 4147;
7. [2e] N. Schneider, F. Schaper, K. Schmidt, R. Kirsten, A. Geyer, H.-H. Brintzinger, Organometallics 2000, 19, 3597;
8. [2f] R. Schmidt, H. G. Alt, J. Organomet. Chem. 2001, 62, 304;
9. [2g] T. Dreier, G. Erker, R. Fröhlich, B. Wibbeling, Organometallics 2000, 19, 4095;
10. [2h] T. Dreier, K. Bergander, E. Wegelius, R. Fröhlich, G. Erker, Organometallics 2001, 20, 5067;
11. [2i] N. E. Grimmer, N. J. Coville, C. B. de Koning, J. M. Smith, L. M. Cook, J. Organomet. Chem. 2000, 616, 112;
12. [2j] R. Schmidt, M. Deppner, H. G. Alt, J. Mol. Catal. A: Chem. 2001, 172, 43;
13. [2k] G. M. Wilmes, S. Lin, R. M. Waymouth, Macromolecules 2002, 35, 5382;
14. [2l] G. M. Wilmes, J. L. Polse, R. M. Waymouth, Macromolecules 2002, 35, 6766;
15. [2m] S. Lin, R. M. Waymouth, Acc. Chem. Res. 2002, 35, 765.
16. [3a] V. Busico, V. Van Axel Castelli, P. Aprea, R. Cipullo, A. Segre, G. Talarico, M. Vacatello, J. Am. Chem. Soc. 2003, 125, 5451;
17. [3b] A. Rodriguez-Delgado, M. D. Hannant, S. J. Lancaster, M. Bochmann, Macromol. Chem. Phys. 2004, 205, 334.
18. [4a] M. D. Bruce, G. W. Coates, E. Hauptman, R. M. Waymouth, J. W. Ziller, J. Am. Chem. Soc. 1997, 119, 11174;
19. [4b] W. Wiyatno, Z. Chen, Y. Liu, R. M. Waymouth, V. Krukonis, K. Brennan, Macromolecules 2004, 37, 701.
20. [5a] J. Gauthier, J. F. Corrigan, N. J. Taylor, S. Collins, Macromolecules 1995, 28, 3771;
21. [5b] J. Gauthier, S. Collins, Macromolecules 1995, 28, 3779;
22. [5c] A. M. Bravakis, L. E. Bailey, M. Pigeon, S. Collins, Macromolecules 1998, 31, 1000.
23. E. Polo, R. M. Bellabarba, G. Prini, O. Traverso, M. L. H. Green. J. Organomet. Chem. 1999, 577, 211.
24. E. Polo, S. Losio, F. Forlini, P. Locatelli, A. Provasoli, M. C. Sacchi, Macromol. Chem. Phys. 2002, 203, 1859.
25. E. Polo, A. Barbieri, O. Traverso, New. J. Chem. 2004, 652.
26. E. Polo, A. Barbieri, O. Traverso, Eur. J. Inorg. Chem. 2003, 324.
27. S. Mansel, E. Pérez, R. Benavente, J. M. Pereña, A. Bello, W. Roll, R. Kirsten, S. Beck, H.-H. Brintzinger, Macromol. Chem. Phys. 1999, 200, 1292.