BRIDGED METAL COMPLEXES FOR GAS PHASE POLYMERIZATIONS

Title:

BRIDGED METAL COMPLEXES FOR GAS PHASE POLYMERIZATIONS

Document Type and Number:

WIPO Patent Application WO2000020462

Kind Code:

A3

Abstract:

A gas phase olefin polymerization wherein the catalyst comprises a novel Group 4 transition metal complex containing a boron or aluminum bridging group containing a nitrogen containing group, especially an amido group.

Inventors:

DEVORE DAVID D
NEITHAMER DAVID R

Application Number:

PCT/US1999/020539

Publication Date:

September 08, 2000

Filing Date:

September 08, 1999

Export Citation:

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Assignee:

DOW CHEMICAL CO (US)

International Classes:

C07F17/00; C08F2/34; C08F4/64; C08F4/645; C08F4/659; C08F4/6592; C08F10/00; C08F10/02; C08F210/16; C08F110/06; (IPC1-7): C08F4/64; C08F2/34; C08F10/00

Domestic Patent References:

WO1995006071A1

1995-03-02

Other References:

BAZAN, GUILLERMO C. ET AL: "(Phenylboratabenzene)Zirconium complexes: Tuning the reactivity of an Olefin Polymerization Catalyst", ORGANOMETALLICS, vol. 16, no. 12, 10 June 1997 (1997-06-10), pages 2492 - 2494, XP000910803

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