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US 7,094,724 B2Granted
Catalytic solid supported on calcined hydrotalcite for olefinic polymerisation
AssigneeBassell Polyelefine GmbH
InventorsVolker Fraaije, Markus Oberhoff, Nicola (Hüsgen) Paczkowski, Markus Schopf, Wolfgang Bidell, Joachim Wulff-Döring, Shahram Mihan
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Abstract
Catalyst solid for olefin polymerization comprising A) at least one calcined hydrotalcite and B) at least one organic transition metal compound, and also a catalyst system comprising the catalyst solid, the use of the catalyst solid for the polymerization or copolymerization of olefins and a process for preparing polyolefins by polymerization or copolymerization of olefins in the presence of the catalyst solid.
Claims8
A catalyst solid for olefin polymerization comprising
- A) as a support material at least one hydrotalcite calcined at above 180° C.,
- B) at least one organic transition metal compound, and
- C) at least one cation-forming compound.
Dependencies are inferred from the claim text.