Effect of textural characteristics of supported metallocenes on ethylene polymerization
✍ Scribed by Fernando Silveira; Rodrigo Brambilla; Nadya Pesce da Silveira; Maria do Carmo Martins Alves; Fernanda C. Stedile; Sibele B. C. Pergher; João Henrique Zimnoch dos Santos
- Publisher
- Springer
- Year
- 2010
- Tongue
- English
- Weight
- 562 KB
- Volume
- 45
- Category
- Article
- ISSN
- 0022-2461
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Ethylene polymerization was carried out with a novel in-situ-supported metallocene catalyst that eliminates the need for a supporting step before polymerization. The influence of the metallocene amount, aluminum to zirconium mole ratio, temperature, pressure, and cocatalyst type on polymerization ki
Copolymerization of ethylene with higher a-olefins, such as 4-methyl-1-pentene, 1-hexene, 1-octene and 1-dodecene, was carried out with both aspecific and isospecific bridged metallocene complexes, comparing the catalytic behaviour Ž . following metallocene supportation on methylalumoxane-pretreated