Transition metal compound, catalyst for polymerization of...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

Reexamination Certificate

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C526S172000, C502S155000, C502S157000

Reexamination Certificate

active

07153916

ABSTRACT:
Catalyst for polymerization of an olefin is provided, which comprises (A) a transition metal compound having a carbon-metal bond structure and (B) an activating co-catalyst, or (A) a transition metal compound having a carbon-metal bond structure, (B) an activating cocatalyst and (C) an organometallic compound.

REFERENCES:
patent: 6309997 (2001-10-01), Fujita et al.
patent: 2-261809 (1990-10-01), None
patent: 2001-106719 (2001-04-01), None
patent: 2001-240610 (2001-09-01), None
patent: WO 94/04141 (1994-03-01), None
patent: WO 96/23010 (1996-08-01), None
patent: WO 00/56781 (2000-09-01), None
patent: WO 01/30865 (2001-05-01), None
Younkin et al., Science, vol. 287, pp. 460-462.
Y. Ito, et al., Database Crossfire Beilstein Online, AN 8186527, XP-002198469, pp. 1-4, Feb. 26, 2000.
E. Carmona, et al., Database CA Online, AN 1990:217207, XP-002198470, pp. 1-4, “Multiple Insertion Reactions of Tert-Butyl Isocyanide into Nickel-Alkyl Bonds”, 1990.
M. P. Bubnov, et al., Database CA Online, AN 1993:580992, XP-002198471, pp. 1-15, “ESR Investigation of Monosemiquinone Nickel Complexes in Solution”, 1993.
S. Otsuka, et al., Database CA Online, AN 1973:418839, XP-002198472, pp. 1-8, “Chemistry of Alkoxycarbonyl, Acyl, and Alkyl Compounds of Nickel(II) and Palladium(II)”, 1973.
K. Aoki, et al., Database CA Online, AN 1976:44311, XP-002198473, pp. 1-3, “Interactions of Isocyanide With Transition Metal Complexes. XII. Crystal and Molecular Structure of .PI.-”, 1976.
M. J. Scott, et al., Organometallics, vol. 16, No. 26, XP-002198468, pp. 5857-5868, “Isocyanide Insertion Reactions With Organometallic Group 4 Tropocoronand Complexes: Formation of η2-Iminoacyl, Enediamido, η2-Imine, and μ-Imido Products”, 1997.
L. K. Johnson, et al., J. Am. Chem. Soc., vol. 117, No. 23, pp. 6414-6415, “New Pd(II)- and Ni(II)-Based Catalysts for Polymerization of Ethylene and α-Olefins”, 1995.
W. Keim, et al., Angew. Chem. Int. Ed. Engl., vol. 117, No. 6, pp. 466-467, “Novel Coordination of (Benzoylmethylene)Triphenylphosphorane in a Nickel Oligomerization Catalyst”, 1978.
C. Wang, et al., Organometallics, vol. 17, No. 15, pp. 3149-3151. “Neutral Nickel(II)—Based Catalysts for Ethylene Polymerization”, 1998.
T. R. Younkin, et al., Science, vol. 287, pp. 460-462, “Neutral, Single-Component Nickel (II) Polyolefin Catalysts That Tolerate Heteroatoms”, Jan. 21, 2000.
F. A. Hicks, et al., Organometallics, vol. 20, No. 15, pp. 3216-3219, “A Highly Active Anilinotropone-Based Neutral Nickel(II) Catalyst for Ethylene Polymerization”, 2001.
S. D. Ittel, et al., Chemical Reviews, vol. 100, No. 4, pp. 1169-1203, “Late-Metal Catalysts for Ethylene Homo- and Copolymerization”, 2000.
W. H. Glaze, et al., Journal of the American Chemical Society, pp. 7196-7199, “ σ-Alkyl or σ-Acyl Isocyanide Complexes of Nickel(II) and Palladium(II). Preparation and Successive Insertion Reactions”, Dec. 3, 1969.
Y. Yamamoto, et al., Bull. Chem. Soc. Jpn., Short Communications, vol. 43, No. 8, p. 2653, “Single, Double and Triple Insertion of Cyclohexyl Isocyanide into Methyl-Paladium Sigma Bond”, Aug. 1970.
Y. Yamamoto, et al., Inorganic Chemistry, vol. 11, No. 1, pp. 211-215, “Studies on Interactions of Isocyanides With Transition Metal Complexes. VIII. Reactions of Alkyl Isocyanide With Dicarbonyl-πCyclopentadienylalkyliron”, 1972.
P. M. Treichel, Organometallic Chemistry, vol. 11, pp. 22-86, “Transition Metal-Isocyanide Complexes”.
J. Vicente, et al., Organometallics, vol. 21, No. 2, pp. 272-283, “Synthesis and Reactivity Toward Isonitriles of (2-Aminoaryl)Palladium(II) Complexes”, 2002.
U.S. Appl. No. 10/022,772, filed Dec. 20, 2001, pending.
U.S. Appl. No. 10/094,799, filed Mar. 12, 2002, pending.

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