Patents for C08F 10 - Homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (36,091)
06/2001
06/13/2001CN1299375A Olfin polymerization catalyst componnet, its prepn. and use
06/13/2001CN1299374A Process for preparing polyolefins
06/13/2001CN1298888A Catalyst for olefine polymerization and its formula and application
06/13/2001CN1298887A Catalyst system for polymerization or copolymerization of olefine
06/13/2001CN1067084C Magnetic alpha-olefine polymer and its prepn. method
06/13/2001CN1067080C Organometallic compound
06/12/2001US6245871 Group 8-10 transition metal olefin polymerization catalysts
06/12/2001US6245870 Introducing selected metallocene catalyst and alumoxane cocatalyst into polymerization reaction zone containing olefin monomer, maintaining reaction zone under polymerization reaction conditions, extracting syndiotactic/isotactic block
06/12/2001US6245868 Catalyst delivery method, a catalyst feeder and their use in a polymerization process
06/12/2001US6245867 Polymerization of polyethylene
06/12/2001US6245866 Production of polyethlene
06/12/2001US6245706 Group-4 metallocene stabilized with an anionic polynuclear boron compound for improved polymer molecular weight control and narrow molecular weight distribution
06/12/2001US6245705 Cocatalysts for metallocene-based olefin polymerization catalyst systems
06/12/2001CA2091299C Compositions of random copolymers of propene containing an .alpha.-olefin as comonomer
06/10/2001CA2311711A1 Method and apparatus for detecting agglomerates
06/10/2001CA2311459A1 Method and apparatus for detecting agglomerates
06/07/2001WO2001040330A1 Solution feed of multiple catalysts
06/07/2001WO2001040327A1 High-molecular polypropylene with a broad distribution of the molecular weight and a short isotactic sequence length
06/07/2001WO2001040326A1 Ethylene polymerisation
06/07/2001WO2001040325A1 Multiple catalyst system
06/07/2001WO2001040324A1 Catalyst compounds, catalyst systems thereof and their use in a polymerization process
06/07/2001WO2001040323A1 Polymersation process
06/07/2001WO2001040320A1 Catalyst for polymerization and co-polymerization of ethylene
06/07/2001WO2001040238A1 Bridged metallocene compounds as olefin-polymerization catalysts
06/07/2001WO2001025297B1 Unsaturated nitrogenous compounds as electron donors for use with ziegler-natta catalysts
06/07/2001DE19956915A1 Ziegler catalyst used for poly-1-olefin production by suspension, solution or gas phase polymerization is prepared using gelatinous dispersion of dry-milled magnesium alcoholate in inert hydrocarbon obtained by stirring or high-power shear
06/07/2001CA2393446A1 Multiple catalyst system
06/07/2001CA2392949A1 Catalyst compounds, catalyst systems thereof and their use in a polymerization process
06/07/2001CA2390227A1 Ethylene polymerisation
06/06/2001EP1104430A1 Ansa group-4-metal bis (.mu.-substituted) aluminum metallocenes
06/06/2001EP1104429A1 Ansa group-4-metal bis (.mu.-substituted) aluminum complexes
06/06/2001EP1104426A1 Catalyst activator composition
06/06/2001EP0737694B1 Process for producing olefin polymer and ethylene polymer
06/06/2001CN1298414A Method for polymerising and copolymerising ethylene
06/06/2001CN1297950A Binuclear cyclopentadinyl titanium imide as olefine polymerizing catalyst
06/06/2001CN1297949A Polymer containing subethenyl and its producing process and use
06/06/2001CN1066740C Catalyst composition of copolymerizing ethylene
06/05/2001USRE37208 Polyolefins prepared with metallocene catalysts having 2-substituted indenyl type ligands
06/05/2001US6242623 Compositions and metal complexes having ancillary ligands
06/05/2001US6242622 Using metallocene transition metal compound, comprising mono cyclopentadienyl transition metal compound; highly active at reaction temperature; high molecular weight polymer
06/05/2001US6242545 Polymerizing olefin(s) in the presence of a hafnium metallocene catalyst compound having a cyclopentadienyl ligand or derivative with at least one linear or iso alkyl group activator
06/05/2001US6242544 Polyolefins prepared using soluble metallocene compounds in combination with aluminoxanes; high molecular weight and isotacticity
06/05/2001US6242543 Process for producing polyethylenes having a broad molecular weight distribution, and a catalyst system used thereby
06/05/2001US6242395 Transition metal catalyst, preferably titanium trichloride, and the co-catalyst may include an alkylaluminoxane, alone or in combination, with a dialkylaluminum halide or a halohydrocarbon.
06/05/2001US6242377 Transition metal compound, catalyst component for olefin polymerization, catalyst for olefin polymerization, and process for producing olefinic polymer
06/05/2001US6241626 Golf balls which employ these compositions as covers have high durability as well as good cut resistance.
06/05/2001CA2101525C Inhibiting popcorn polymer formation with sulfur-containing compounds
06/05/2001CA2044735C Process for oligomerizing light olefins
05/2001
05/31/2001WO2001038405A1 Method for producing a poly-1-olefin in the presence of a ziegler catalyst
05/31/2001US20010002389 Contacting alpha olefin monomers with a catalyst system in a reactant mixture, wherein the catalyst includes transitional metal catalyst and an alkylaluminoxane cocatalyst to provide noncrystalline, ultrahigh molecular weight polyalpha-olefin
05/31/2001US20010002385 A specified transition metal compound having two transition metals and two cyclopentadiene type anion skeletons in its molecule and metals are linked through an atom of group xvi of periodic table element; olefin polymerization catalyst
05/31/2001DE19957384A1 Propylene polymer, useful for the production of water pipes, has a Mw of 350,000-1,000,000 g/mol, Mw/Mn of 4-10, contains polymer fractions having a viscosity number of 500-1400 ml/g and 200-400 ml/g
05/30/2001EP1103568A1 Vinylidene-containing polymers and uses thereof
05/30/2001EP1103567A1 Process for increasing molecular weight of polybutadiene or polyisoprene produced in a gas phase polymerization using a polymerization catalyst
05/30/2001EP1102798A1 A catalyst composition and methods for its preparation and use in a polymerization process
05/30/2001EP1102795A1 Unbridged monocyclopentadienyl metal complex catalyst having improved tolerance of modified methylaluminoxane
05/30/2001EP1102774A1 Olefin polymerization catalysts containing benzothiazole
05/30/2001EP1102773A1 Preparation of transition-metal-alkyl-complexes carrying a bidentate, dianionic ligand
05/30/2001EP1102633A1 Mononuclear transition metal imido olefin polymerization catalysts
05/30/2001EP0951487B1 Multistage method for manufacturing polyolefins
05/30/2001EP0906347B1 Polyolefin microspheres
05/30/2001EP0778811B1 Synthetic swelling clay minerals
05/30/2001CN1297458A High activity olefin polymerization catalysts
05/30/2001CN1297456A Tridentate ligand-contg. metal catalyst complexes for olefin polymerization
05/30/2001CN1297026A Copolymer disperser and fuel contg. it, and lubricant composition contg. it and use thereof
05/30/2001CN1296983A Method for increasing molecular weight of polybutadiene or polyisoprene produced by gas-phase polymerization
05/29/2001US6239299 Metallocenes with ferrocenyl-substituted bridges used in olefin polymerization
05/29/2001US6239239 Improved catalyst for polymerizing olefins
05/29/2001US6239238 Organometallic complexes having two phosphinimine ligands and at least one activatable ligand are catalyst components for olefin polymerization.
05/29/2001US6239237 Group 8, 9 or 10 transition metal catalyst for olefin polymerization
05/29/2001US6239236 Comprising ti, mg, halogen and an electron donor compound selected from cyanoesters
05/29/2001US6239235 Monomer, diluent and catalyst are circulated in a continuous loop reactor and product slurry is recovered by means of a continuous product take off.
05/29/2001US6239187 Polymer foams
05/29/2001US6239062 Olefin polymerization catalysts containing indolyl-amido ligands
05/29/2001US6239061 Aluminum-phosphinimine complexes as catalysts for the (co)polymerization of ethylene
05/29/2001US6239060 Supported metallocene catalyst system and method for polymerizing olefins
05/29/2001US6239059 Activator solid support for metallocene catalysts in the polymerization of olefins, a process for preparing such a support, and the corresponding catalytic system and polymerization process
05/29/2001CA2211108C .alpha.-olefins and olefin polymers and processes therefor
05/25/2001WO2001036502A1 Heterophasic copolymers
05/25/2001WO2001036499A1 Preparation of supported polymerization catalysts
05/25/2001WO2001036498A1 Production of isobutylene copolymers
05/25/2001WO2001036497A1 Supported organometallic catalysts and their use in olefin polymerization
05/25/2001WO2001036496A1 Solid catalyst component for olefin polymerization, catalyst for olefin polymerization and process for producing olefin polymer
05/25/2001WO2001036495A1 Process for reducing the weight average molecular weight and melt index ratio of polyethylenes and polyethylene products
05/25/2001WO2001036379A1 Transition metal compound, olefin polymerization catalyst, and method of polymerizing olefin
05/25/2001WO2001036096A1 Supported olefin polymerization catalysts
05/25/2001WO2001036089A1 Olefin polymerization catalysts containing modified borraaryl ligands
05/25/2001WO2001036087A1 Examining chemical reactions
05/25/2001CA2390117A1 Production of isobutylene copolymers
05/25/2001CA2388469A1 Olefin polymerization catalysts containing modified borraaryl ligands
05/25/2001CA2385512A1 Supported olefin polymerization catalysts
05/24/2001US20010001796 Suspension polymerization of alkenes in presence of supported catalyst system obtained by reacting a metal compound with a metallocene complex in its dihalide form and a compound forming metallocenium ion
05/24/2001US20010001795 Homo or copolymerizing ethylene in presence of a catalyst system produced by blending first component containing chromium oxide supported on fluorinated alumina support, and a transitional metal halide as second component
05/23/2001EP1101777A1 Mixed metal catalysts
05/23/2001EP1101768A1 Substituted Phosphanylphenolato[P,O]-metal-complexes for Polymerisation of Olefines
05/23/2001EP1100832A1 A polymerization process
05/23/2001EP0949963B1 Optimization of a cooling water system of a polyolefin production unit
05/23/2001EP0935620B1 Polyolefins and their functionalized derivatives
05/23/2001EP0760828B1 Improved propylene copolymer heat seal resin and articles therefrom
05/23/2001DE19955454A1 Substituierte Phosphinophenolat-Metall-Komplexe zur Polymerisation von Olefinen Substituted Phosphinophenolat metal complexes for the polymerization of olefins