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1999 | OriginalPaper | Buchkapitel

How to Avoid Gas-Liquid Mass Transfer Limitations during Polymerization of Olefins

verfasst von : Pal Kittilsen, Rune Tøgersen, Erling Rytter, Hallvard Svendsen

Erschienen in: Metalorganic Catalysts for Synthesis and Polymerization

Verlag: Springer Berlin Heidelberg

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Propene was polymerized using a modern Ziegler-Natta catalyst dispersed in decane. The stirring rate was changed during polymerization, and the observed monomer feed rates were analyzed using a steady state and a dynamic mass balance to obtain mass transfer coefficients. A theoretically founded mass transfer model for a semi batch stirred laboratory reactor was developed. It is shown how the model can be used to secure minimal transport limitations in kinetic experiments during polymerization of olefins. It is found that introducing baffles and sparging considerably decrease the transport resistance at high stirring rates.

Metadaten
Titel
How to Avoid Gas-Liquid Mass Transfer Limitations during Polymerization of Olefins
verfasst von
Pal Kittilsen
Rune Tøgersen
Erling Rytter
Hallvard Svendsen
Copyright-Jahr
1999
Verlag
Springer Berlin Heidelberg
DOI
https://doi.org/10.1007/978-3-642-60178-1_58

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