Effect of experimental conditions on propylene polymerization with ethylene(fluorenyl)(cyclopentadienyl)zirconium dichloride/methylaluminoxane catalyst system

European Polymer Journal

Volumn 37, Issue 6, 2001, Pages 1175-1180

  Chaves, E G ^a   Marques, M F V ^a  

^a FEDERAL UNIVERSITY OF RIO DE JANEIRO   (Brazil)

Author keywords

[No Author keywords available]

Indexed keywords

ALUMINUM COMPOUNDS; CATALYST ACTIVITY; GLASS TRANSITION; MOLECULAR WEIGHT; MONOMERS; ORGANOMETALLICS; POLYMERIZATION; PRESSURE EFFECTS; THERMAL EFFECTS; ZIRCONIUM COMPOUNDS;

SYNDIOTACTICITY;

POLYPROPYLENES;

EID: 0035372320     PISSN: 00143057     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0014-3057(00)00230-5     Document Type: Article

References (11)

1. Fink G, Mulhaupt R, Brintzinger HH. Ziegler catalysts - recent scientific innovations and technological improvements. New York: Springer; 1995.
2. Loos J, Buhk M, Petermann J, Zowmis K, Kaminsky W. Morphological studies on syndiotactic polypropylenes prepared by ansa-metallocenes. Polymer 1996;37:387-91.
3. Ewen JA, Jones RL, Razavi A, Ferrara JDJ. Syndiospecific propylene polymerizations with group 4 metallocenes. J Am Chem Soc 1992;110:6255-61.
4. Pal K. Some application possibilities of metallocene polypropylenes. Int Polym Sci Tech 1999;26:57-9.
5. Mears S. Polymers-structure and bulk properties. London: Nostrand; 1967.
6. Leaversuch RD. Enhanced PP resins offer a wide balance of properties. Mod Plastic Int 1996;7:46-9.
7. Wild FRWP, Zzsolnai L, Huttner G, Brintzinger HHJ. Ansa-metallocenes derivatives-IV: Synthesis and molecular structures of chiral ansa-titanocene derivatives with bridged tetrahydroindenyl ligants. Organomet Chem 1982; 232:233-47.
8. Samuel E, Rausch MDJ. pi-cyclopentadienyl and piindenyl compounds of titaniun, zirconium and hafnium containing sigma-bonded organic substituents. J Am Chem Soc 1973;19:6263-7.
9. Bravakis AM, Bailey LE, Pigeon M, Collins S. Synthesis of elastomeric polypropylene using unsymetrical zirconocene catalysts: marked reactivity differences of "rac"-and "meso"-like diastereomers. Macromolecules 1998;31: 1000-9.
10. Box GEP, Hunter WG, Hunter JS. Statistics for experiments. New York: Wiley; 1978.
11. 2 compound. J Polym Sci Part A 1999;37:1071-82.