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Title:
POLYMERIZATION OF OLEFINS
Document Type and Number:
WIPO Patent Application WO2001068724
Kind Code:
A3
Abstract:
Olefins, such as ethylene, are polymerized using as a polymerization catalyst a complex of a selected transition metal with an anionic ligand that has at least three atoms that may coordinate to the transition metal. Also disclosed are the above selected transition metal complexes, and intermediates thereto.

Inventors:
WANG YING (US)
ITTEL STEVEN DALE (US)
Application Number:
US0107100W
Publication Date:
January 10, 2002
Filing Date:
March 07, 2001
Export Citation:
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Assignee:
E.I. DUPONT DE NEMOURS AND COMPANY
WANG, YING
ITTEL, STEVEN, DALE
International Classes:
C07C251/24; C07F7/00; C07F7/28; C07F9/00; C07F11/00; C07F13/00; C08F2/00; C08F4/602; C08F10/00; C08F110/02; C08F210/16; (IPC1-7): C08F10/00; C08F4/622; C08F4/695; C07F7/00; C07F9/00; C07F11/00; C07F13/00
Foreign References:
US4206139A1980-06-03
US3929848A1975-12-30
EP0874005A11998-10-28
Other References:
SCHMIDT, HAUKE ET AL: "The preparation and synthetic potential of chlorovanadium(V and IV) complexes supported by enamines and bis(enamines)", INORG. CHIM. ACTA (1998), 267(2), 229-238, XP000905328
BASHIRPOOR, MANDANA ET AL: "Models for vanadate-dependent haloperoxidases. Vanadium complexes with O4N-donor sets", CHEM. BER./RECL. (1997), 130(5), 651-657, XP001023999
DE BLAS, A. ET AL: "Synthesis and characterization of titanium(IV) complexes with silylated Schiff bases", SYNTH. REACT. INORG. MET.-ORG. CHEM. (1991), 21(8), 1273-98, XP001016007
JEZIERSKI, ADAM: "Selenium oxychloride as an effective chlorinating agent and solvent for vanadium(IV) complexes. An ESR study", INORG. CHIM. ACTA (1985), 98(1), L1-L2, XP001023479
ALYEA, E. C. ET AL: "Schiff base complexes of mono(cyclopentadienyl)titanium(IV)", INORG. NUCL. CHEM. LETT. (1977), 13(11), 587-90, XP001023459
CHATTERJEE, DEBABRATA ET AL: "Oxidation of organic substrates catalyzed by novel mixed-ligand chromium(III) complexes", REACT. KINET. CATAL. LETT. (2000), 71(2), 217-222, XP001023566
CHATTERJEE, D. ET AL: "Oxidation of organic substrates catalyzed by novel mixed-ligand manganese(III) complexes", J. MOL. CATAL. A: CHEM. (2001), 169(1-2), 41-45, XP001023197
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