Polyolefin catalyst

Phosphorus oxytrichloride modified titanium trichloride polymerization catalysts of improved efficiency and/or isotacticity are obtained when the modification reaction is carried out in the presence of methylene chloride.

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Bibliographische Detailangaben
Hauptverfasser: ALLAN, JOHN L H, PATNAIK, BIRENDRA K
Format: Patent
Sprache:eng
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Zusammenfassung:Phosphorus oxytrichloride modified titanium trichloride polymerization catalysts of improved efficiency and/or isotacticity are obtained when the modification reaction is carried out in the presence of methylene chloride.