Process for preparing cycloolefin polymer

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United States of America Patent

PATENT NO 5733991
SERIAL NO

08730739

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Abstract

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Cycloolefin polymers having a high viscosity number are obtained by polymerization of a polycyclic olefin and, if desired, an acyclic olefin and/or a monocyclic olefin in the presence of a catalyst system which comprises an aluminoxane and a metallocene compound of the formula ##STR1## in which R.sup.16 is fluorenyl or indenyl and R.sup.17 is cyclopentadienyl and the bridge R.sup.18 contains silicon.

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Patent Owner(s)

Patent OwnerAddress
BASELL POLYOLEFINE GMBHBRUEHLER STRA¿E 60 WESSELING 50389

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brekner, Michael-Joachim Frankfurt am Main, DE 30 882
Kuber, Frank Oberursel, DE 59 1809
Osan, Frank Kelkheim, DE 51 1372
Rohrmann, Jurgen Kelkheim, DE 85 3996
Weller, Thomas Mainz, DE 137 1583

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