C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 110/06 (2006.01) B01J 31/22 (2006.01) C07C 13/465 (2006.01) C07F 7/08 (2006.01) C07F 17/00 (2006.01) C08F 4/642 (2006.01) C08F 10/06 (2006.01) C08F 4/659 (2006.01)
Patent
CA 2355236
A ligand useful to form a metallocene olefin polymerization catalyst comprises formula (I), wherein at least R3 and R4 are substituents having at least a bulk of a t-butyl group and, optionally, wherein R1 or R2 may be a bulky substituent group.
L'invention concerne un ligand servant à former un catalyseur métallocène de polymérisation d'oléfines, représenté par la formule (I): dans laquelle au moins R¿3? et R¿4? représentent des substituants comportant au moins un ensemble groupe t-butyle et, dans laquelle, R¿1? ou R¿2? peuvent éventuellement représenter un groupe substituant volumineux.
Ernst Andreas B.
Moore Eric J.
Myers Charles L.
Quan Roger W.
Bp Corporation North America Inc.
Gowling Lafleur Henderson Llp
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