[go: up one dir, main page]

Axenov et al., 2007 - Google Patents

Hafnium bis (phenoxyimino) dibenzyl complexes and their activation toward olefin polymerization

Axenov et al., 2007

Document ID
2797318481646767827
Author
Axenov K
Klinga M
Lehtonen O
Koskela H
Leskelä M
Repo T
Publication year
Publication venue
Organometallics

External Links

Snippet

Hf bis (phenoxyimino) dibenzyl complexes bearing benzylimino and perfluorophenylimino groups were prepared by a direct reaction between the desired ligand precursors and Hf (CH2Ph) 4. In the solid state, the Hf complexes adopt an octahedral configuration where …
Continue reading at pubs.acs.org (other versions)

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65912—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/6592—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F17/00—Metallocenes
    • C07F17/02—Metallocenes of metals of Groups 8, 9 or 10 of the Periodic System
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/04—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond monomers containing three or four carbon atoms
    • C08F110/06—Propene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/02—Ethene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic System
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic System
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F5/00—Compounds containing elements of Groups 3 or 13 of the Periodic System

Similar Documents

Publication Publication Date Title
Redshaw et al. Tridentate ligands and beyond in group IV metal α-olefin homo-/co-polymerization catalysis
Van Meurs et al. Polyethylene chain growth on zinc catalyzed by olefin polymerization catalysts: a comparative investigation of highly active catalyst systems across the transition series
Small et al. Polymerization of propylene by a new generation of iron catalysts: mechanisms of chain initiation, propagation, and termination
Cohen et al. C 1-Symmetric Zirconium Complexes of [ONNO′]-Type Salan Ligands: Accurate Control of Catalyst Activity, Isospecificity, and Molecular Weight in 1-Hexene Polymerization
Volkis et al. Group 4 octahedral benzamidinate complexes: Syntheses, structures, and catalytic activities in the polymerization of propylene modulated by pressure
Yue et al. Zirconium phosphinimide complexes: synthesis, structure, and deactivation pathways in ethylene polymerization catalysis
Beckerle et al. Living isospecific styrene polymerization by chiral benzyl titanium complexes that contain a tetradentate [OSSO]-type bis (phenolato) ligand
Bryliakov et al. Active intermediates in ethylene polymerization over titanium bis (phenoxyimine) catalysts
Kuwabara et al. Zr/Zr and Zr/Fe dinuclear complexes with flexible bridging ligands. Preparation by olefin metathesis reaction of the mononuclear precursors and properties as polymerization catalysts
Bryliakov et al. Formation and structures of hafnocene complexes in MAO-and AlBui3/CPh3 [B (C6F5) 4]-activated systems
Luo et al. Half-sandwich scandium bis (amide) complexes as efficient catalyst precursors for syndiospecific polymerization of styrene
Long et al. Group 4 metal olefin polymerization catalysts stabilized by bidentate O, P ligands
Zhang et al. Synthesis and characterization of dialkylaluminum amidates and their ring-opening polymerization of ε-caprolactone
Pan et al. N-heterocyclic carbene scandium complexes: synthesis, structure, and catalytic performance for α-olefin polymerization and copolymerization with 1, 5-hexadiene
Xu et al. Highly active ethylene polymerization and regioselective 1-hexene oligomerization using zirconium and titanium catalysts with tridentate [ONO] ligands
Hu et al. Syntheses, Characterization, and Ethylene Polymerization of Half-Sandwich Zirconium Complexes with Tridentate Imino− Quinolinol Ligands
Nakata et al. Titanium complexes supported by an [OSSO]-Type bis (phenolato) ligand based on a trans-cyclooctanediyl platform: Synthesis, structures, and 1-hexene polymerization
Axenov et al. Hafnium bis (phenoxyimino) dibenzyl complexes and their activation toward olefin polymerization
Smolensky et al. Formation of elastomeric polypropylene promoted by a dynamic octahedral titanium complex
Liu et al. Synthesis and characterization of novel half-metallocene-type group iv complexes containing phosphine oxide–phenolate chelating ligands and their application to ethylene polymerization
Liu et al. Syntheses, characterization, and ethylene (co-) polymerization screening of amidate half-titanocene dichlorides
Zhang et al. New Chromium (III) Complexes with Imine− Cyclopentadienyl Ligands: Synthesis, Characterization, and Catalytic Properties for Ethylene Polymerization
Liu et al. Stereoselective polymerization of styrene with cationic scandium precursors bearing quinolyl aniline ligands
Xiao et al. Synthesis, characterization and ethylene oligomerization and polymerization of 2-(1H-2-benzimidazolyl)-6-(1-(arylimino) ethyl) pyridylchromium chlorides
Soshnikov et al. Investigating the nature of the active species in bis (imino) pyridine cobalt ethylene polymerization catalysts