Patents for C08F 110 - Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (14,255)
07/2009
07/08/2009CN100509881C Method for improving processing capability of metallocene polyethylene
07/08/2009CN100509880C Load type bimetallic polyethylene catalyst and preparation method thereof
07/08/2009CN100509870C Method for preparing ethylene polymerization catalysts
07/08/2009CN100509865C Method for improving a polymerization reaction by taking out and analysing a sample
07/08/2009CN100509864C Surface finish of reactor
07/07/2009US7557147 Multiblock copolymers comprising soft segments and hard segments and specified physical properties; use as acoustical insulation, vibration control, cushioning, specialty packaging, automotive soft touch, thermal insulation or impact absorption; gloss retention, abrasion resistance
07/01/2009EP2075264A1 Method of forming polyalkene substituted carboxylic acid compositions
07/01/2009EP1611171B1 Chromium-based catalysts in mineral oil for production of polyethylene
07/01/2009CN100506868C Film with high impact strength
07/01/2009CN100506855C Preparation method of polyisobutylene
07/01/2009CN100506851C Catalysts for polymerization and copolymerization of ethylene
06/2009
06/26/2009CA2647925A1 Method of forming polyalkene substituted carboxylic acid compositions
06/25/2009WO2009077464A1 Process for the production of a bimodal polypropylene having low ash content
06/25/2009WO2009077460A1 Spunbond nonwovens made from high-cristallinity propylene polymer.
06/25/2009US20090163688 Fluorenyl catalyst compositions and olefin polymerization process
06/25/2009US20090163687 Process for preparing 3-methylbut-1-ene
06/25/2009US20090163679 Suspension polymerization process for manufacturing ultra high molecular weight polyethylene, a multimodal ultra high molecular weight polyethylene homopolymeric or copolymeric composition, a ultra high molecular weight polyethylene, and their uses
06/25/2009US20090163672 End-capped polymer chains and products thereof
06/25/2009DE19752860B4 Polypropylenmasse Polypropylene composition
06/24/2009EP1153047B1 Metallocene compounds, process for their preparation and their use in catalytic systems for the polymerization of olefins
06/24/2009CN101466752A Compositions of ethylene/alpha-olefin multi-block interpolymer suitable for films
06/24/2009CN100503665C Method for producing polyethylene using maize straw
06/24/2009CN100503661C Method for preparing an olefin polymerisation catalyst composition
06/24/2009CN100503660C Method for producing a poly-1olefin in the presence of a ziegler catalyst
06/24/2009CN100503659C Production of olefin polymerisation catalysts
06/24/2009CN100503658C Supported metallocene catalyst and olefin polymerization using the same
06/23/2009US7550543 Polymer-based composites comprising carbon nanotubes as a filler, method for producing said composites, and associated uses
06/23/2009US7550528 Functionalized olefin polymers
06/23/2009CA2387900C A method for preparing a supported catalyst system and its use in a polymerization process
06/18/2009US20090156700 Expanded polypropylene resin beads and foamed molded article thereof
06/17/2009EP2070956A1 Process for the production of a bimodal polypropylene having low ash content
06/17/2009EP1673166A4 Ziegler-natta catalyst for polyolefins
06/17/2009EP0696293B2 Process for polymerizing monomers in fluidized beds
06/17/2009CN101456927A Preparation of high melt strength polypropylene
06/17/2009CN100500707C Process for the (co-)polymerisation of ethylene in the gas phase
06/17/2009CN100500706C Process for the (co-)polymerisation of ethylene in the gas phase
06/11/2009WO2009073459A1 Heterophasic propylene based polymer for forming fiber
06/11/2009US20090149620 Spouted bed device and polyolefin production process using the same
06/11/2009US20090149614 Cable layer on polypropylene basis with high electrical breakdown strength
06/11/2009US20090149612 Biaxially oriented polypropylene film
06/11/2009US20090149604 Functionalized Olefin Polymers
06/10/2009EP0495099B2 Olefin copolymer and production thereof
06/10/2009CN100497399C Polyolefin catalyst component using non-covalent interactions
06/10/2009CN100496732C Polymerization catalyst systems and processes using alkly lithium compounds as cocatalyst
06/09/2009US7544758 Propylene polymer and composition containing the same, molded object and laminate comprising these, and processes for producing propylene polymer and composition containing the same
06/09/2009US7544749 Polymerization catalysts, organic transition metal compounds, process for preparing polyolefins and polyolefins
06/09/2009US7544748 C2-12 alpha olefins; MgCl2, TiCl4, and a beta-keto-ester derivative electron donor; polypropylene in high yields, stereospecificity and with high isotactic index;
06/04/2009WO2009068581A1 Process for the manufacture of heterophasic propylene copolymer
06/04/2009US20090143550 Copolymers of vinyl-and allylsilanes
06/04/2009US20090143546 Double Loop Technology
06/04/2009US20090143536 Blend of a first metallocene polypropylene and a second different polypropylene (Ziegler-Natta); the first and second polypropylenes have a predetermined relationship for the melt temperature and the melt flow rate of the individual polypropylenes; bicomponent filaments; improved abrasion resistance
06/03/2009EP2064248A1 Preparation of polymerization catalyst activators utilizing indole-modified silica supports
06/03/2009EP1622947B1 High activity olefin polymerization catalyst and process
06/03/2009EP1549426A4 Process and system for removing heavies from diluent recycled to a slurry polymerization reactor
06/03/2009CN101445572A Polymerizing method of ethylene emulsion for adjusting and controlling the molecular weight of polyethylene
06/03/2009CN101445571A Process for preparing polyolefin products
06/02/2009US7541508 Molecular sieve catalyst composition, its making and use in conversion processes
06/02/2009US7541481 polymerization catalyst for the polymerization of olefins; molecular weight control of polyethylene, ethylene-hexene copolymer
06/02/2009US7541412 Process for preparation of polyolefins via degenerative transfer polymerization
05/2009
05/28/2009US20090137755 Ethylene polymer, catalyst for ethylene polymer production, and method for producing ethylene polymer
05/28/2009US20090137739 Polypropylene for Injection Molding
05/27/2009EP1546069B1 Process for making a linear alpha-olefin oligomer using a heat exchanger
05/27/2009CN100491417C Polymerisation and oligomerisation catalysts
05/26/2009US7538167 Comprising a melting temperature of greater than 160 degrees C., a percentage of syndiotactic pentads greater than 95%, a toluene soluble fraction of equal to or less than 0.4, and a molecular weight of from 10,000 Daltons to 1,000,000 Daltons
05/26/2009CA2395292C Organometal compound catalyst
05/21/2009US20090131619 higher comonomer incorporation into ethylene/olefin copolymers, where such olefins are for example, 1-octene, propylene or styrene; polymerize propylene to form isotactic polypropylene
05/21/2009US20090131618 Pre-Stretched Film Roll with Entrapped Air and Method
05/21/2009US20090131611 Short-chain branched polypropylene
05/21/2009US20090126234 Foams, foaming compositions and applications thereof
05/20/2009EP2059538A2 Process for removal of residual catalyst components
05/20/2009EP1664133B1 High stereospecific polybutylene polymer and highly active process for preparation thereof
05/20/2009CN101434668A Polyolefins
05/20/2009CN100488994C Bulk depositing synthesis process of isotactic polybutylene-1
05/19/2009US7534341 Discontinuous metering of catalysts and process auxilliaries into a gas-phase fluidized-bed reactor
05/14/2009WO2009061678A1 Halogen substituted heterocyclic heteroatom containing ligands-alumoxane activation of metallocenes
05/13/2009EP0945471B1 Catalysts for the polymerization of olefins, process for the production of olefin polymers, and processes for the production of styrene polymers
05/13/2009CN101429259A Preparation method for beta crystal profax resin
05/13/2009CN100487005C Activating supports for metallocene catalysis.
05/12/2009US7531607 Propylene is polymerized, optionally with comonomers, under polymerization conditions in the presence of hydrogen as a molecular weight controlling agent and a Ziegler-Natta catalyst system; catalyst system comprises a catalyst component and an external donor such as cyclohexylmethyl dimethoxy silane
05/12/2009US7531606 Method for operating a gas phase polymerization reactor
05/12/2009US7531605 Process for producing polyolefin resin composition and polypropylene composition
05/12/2009US7531478 Impregnating catalyst supports with mixture of catalyst and immiscible solvent; solidification
05/12/2009CA2526673C Methods and compositions for breaking viscosified fluids
05/12/2009CA2471422C Process for forming polyalkenyl acylating agents
05/12/2009CA2177042C Ultra high molecular weight polyethylene molded article for artificial joints and method of preparing the same
05/07/2009WO2008073293A3 Drag reducing compositions and methods of manufacturing and use
05/07/2009US20090118447 Impact Copolymer in Single Reactor
05/07/2009US20090118446 Solid catalyst formed by dissolving a magnesium halide in an epoxide or organophosphorus solvent, mixing the solution with a titanium compound, precipitating a first solid in the presence of a succinate and/or an auxiliary precipitant, contacting with a succinate, and treating with a titanium compound
05/07/2009US20090118426 Olefin polymer and process for preparing the same
05/07/2009US20090118118 Self Limiting Catalyst Composition and Propylene Polymerization Process
05/06/2009EP1275661B1 Method of polymerizing olefin
05/06/2009CN101426880A Cap liners, closures and gaskets from multi-block polymers
05/06/2009CN101423635A Highly crystalline polypropylene with low xylene solubles
05/05/2009US7528206 Fiber-crystalline thermoplastic resin composite material and pellet thereof
05/05/2009US7528091 Solid particles of a hydrocarbon-insoluble compound containing a magnesium atom, an aluminum atom and a C1-20 alkoxy group simultaneously, prepared from magnesium halide, an organoaluminum compound and a C1-20 alcohol; high polymerization activity without combination with expensive promoters
04/2009
04/30/2009WO2009020540A3 Monomer concentration prediction and control in a polymerization process
04/30/2009US20090111956 Hafnium complexes of heterocyclic organic ligands
04/29/2009CN101418055A Ethylene aqueous polymerization method using mesopore silicon nano granule as carrier
04/29/2009CN100482706C Polymer and process for producing same
04/28/2009US7524910 a Dot T-Peel of 1 Newton or more on Kraft paper; molecualr weight of 10,000 to 100,000; and a branching index (g') of 0.98 or less
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