Patents
Sitemap › 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 › C08F 4 - Polymerisation catalysts
Patents for C08F 4 - Polymerisation catalysts (50,749)
11/2003
11/26/2003CN1128823C Polymerization process for olefin copolymers using bridged hafnocene compounds
11/26/2003CN1128822C Process for preparing catalyst carrier for olefin polymerization
11/26/2003CN1128821C Reduced oxidation state transition metal compounds useful as olefine polymerization catalysts
11/26/2003CN1128818C Supported late transition metal catalyst system in periodic table of elements positions
11/26/2003CN1128817C Solid catalyst for polymerization of olefins and process for production of olefin polymers
11/26/2003CN1128816C Catalyst combination and process for preparing linear, isotactic polymer
11/26/2003CN1128815C Process for producing chain alkene polymers by gas phase polymerization
11/26/2003CN1128814C Process for producing polymers of alkenes by suspension polymerization
11/25/2003US6653431 Slurry polymerized olefin monomer with hydrogen and an alpha -olefin co- monomer using Group 4B metallocene polymerization catalyst comprising aluminum and/or boron compounds
11/25/2003US6653430 Butadiene polymers and process for producing conjugated diene polymers
11/25/2003US6653418 Dissolving 4-acetoxystyrene monomer and dimethyl-2,2*-azobiscarboxylate ester in solvent; addition polymerization using alkali catalyst; hydrolysis, washing; heat resistance, sensitivity and resolution
11/25/2003US6653417 Catalyst precursor and olefin polymerization processes
11/25/2003US6653416 Polymerization process utilizing organometal catalyst compositions and the polymer produced thereby
11/25/2003US6653415 Method for producing defined layers or layer systems
11/25/2003US6653413 Catalytic addition polymerization using transition metal complex comprising bidentate chelating ligands and no cyclopentadienyl ligands in presence of Lewis acid or Bronsted acid; pressure adjustment
11/25/2003US6653407 Process for preparing star shaped microgels from macromonomers with terminal ethylenic unsaturation
11/25/2003US6653254 Ziegler-Natta catalyst with metallocene for olefin polymerization
11/25/2003CA2171199C Heat sealable films and articles
11/25/2003CA2122065C Process for preparing polyolefins
11/20/2003WO2003095508A2 Mixed catalyst compositions for the production of polyolefins
11/20/2003WO2003095504A1 Solid catalyst component for olefin polymerization, catalyst for olefin polymerization and method for producing olefin polymer
11/20/2003WO2003095503A1 Polymerization catalyst
11/20/2003WO2003095502A1 Polymer obtained by means of controlled radical polymerisation comprising at least one boronate function, association thereof with a ligand compound and uses of same
11/20/2003WO2003095500A1 Highly concentrated, stable, and safe diacyl peroxide and peroxydicarbonate emulsions with a low chemical oxygen demand value
11/20/2003WO2003095465A1 Method for producing metallocene halides
11/20/2003WO2002102861A3 Process for the (co)polymerization of conjugated dienes
11/20/2003WO2002094898A3 Block copolymer preparation method
11/20/2003WO2002060958A8 Functionalized initiators for anionic polymerization, protected funtionalized polymers, deprotected analogues thereof, and methods of making the same
11/20/2003WO2002046247A8 High molecular weight polyolefin and catalyst and process for polymerising said polyolefin
11/20/2003US20030216590 Novel dendrimer compounds, method for the production thereof, use thereof as catalysts
11/20/2003US20030216530 Catalyst composition and process for olefin polymerization and copolymerization using supported metallocene catalyst systems
11/20/2003US20030216529 Using coordination catalysts
11/20/2003US20030216528 Novel (co)polymers and a novel polymerization process based on atom (or group) transfer radical polymerization
11/20/2003US20030216522 Process for producing modified polymer rubber
11/20/2003US20030216251 Organometallic complexes comprising phosphonite ligands, and their use in catalyzing olefin oligomerization
11/20/2003US20030216249 Catalyst composition for preparing olefin polymers
11/20/2003US20030216248 Catalyst composition and method of polymerization
11/20/2003US20030216246 Robust late transition metal complexes containing dithioether ligands; e.g., 1,2-bis(2,4,6,-triisopropylphenylthio)ethane palladium chloride
11/20/2003CA2485446A1 Polymer obtained by means of controlled radical polymerisation comprising at least one boronate function, association thereof with a ligand compound and uses of same
11/20/2003CA2485168A1 Mixed catalyst compositions for the production of polyolefins
11/19/2003EP1362837A1 Process for producing low polymer of alpha-olefin
11/19/2003EP1362070A2 Complex compounds and their use in olefin polymerization
11/19/2003EP1362068A2 Novel polymerisation catalysts
11/19/2003EP1362066A1 Catalyst for polymerization of olefin and the method of polymerization of olefin using the same
11/19/2003EP1362063A1 Method for producing highly reactive polyisobutenes
11/19/2003EP1362055A1 Coordination compounds and their use for the polymerization of olefins
11/19/2003EP1362029A1 Peroxyester preparation method
11/19/2003EP1361922A2 Stable catalysts and co-catalyst compositions formed from hydroxyaluminoxane and their use
11/19/2003EP1060202B1 Method for making polymer blends by using reactors in series
11/19/2003EP1003794B1 Copolymerization of fluorinated olefins
11/19/2003EP0856024B1 Polymerisable composition and polymerisation method
11/19/2003EP0776909B1 High density ethylene polymer and method for producing the same
11/19/2003CN1457354A Adhesive compositions containing low molecular weight polymeric additives
11/19/2003CN1457348A Method of improving melt processing of thrmoplastic polymers and compositions produced thereby
11/19/2003CN1457347A Preparation of multi-layer polyer composition and products thereby
11/19/2003CN1457330A Process for producing low polymer of alpha-olefin
11/19/2003CN1457305A Plastic hollow body made of high density polyolefins produced by means of fluoro-modified chrome catalyst
11/19/2003CN1128169C Process for preparation of creep-resistant polypropylene block copolymers
11/19/2003CN1128161C Catalyst system for polymerization of ethylene and its preparing process
11/19/2003CN1128158C Catalysis system of nitrogen-phosphinonickel matches and its preparing process and application
11/18/2003US6649788 Comprises stoichiometric regulators wherein peroxide mixture is used as free radical catalyst; high temperature and pressure
11/18/2003US6649713 Clay is organically modified andsilica or titanium dioxide nanometer particles are incorporated into layers of clay; metallocene catalyst is then loaded on catalyst support obtained; in-situ polymerization of ethylene or propylene
11/18/2003US6649712 Process for the polymerization of alpha olefins
11/18/2003US6649711 Reacting a vinylic monomer in the presence of a catalyst system comprising metal complex and Lewis acid to form vinylic polymer
11/18/2003US6649709 Gas phase fluidized bed method and ethylene homo- and copolymers obtained using said method
11/18/2003US6649668 Initiator system comprising an onium borate and a cyclic group containing photoinitiator
11/18/2003US6649558 Organometallic complexes having two unbridged phosphinimine ligands and at least one activatable ligand free of cyclopentadienyl, indenyl or fluorenyl ligand are catalyst components for olefin polymerization
11/13/2003WO2003093363A1 Polyethylene pipe resins
11/13/2003WO2003037938A3 Methods for adjusting melt properties of metallocene catalyzed olefin copolymers
11/13/2003WO2003031480A3 Process for monomer sequence control in polymerizations
11/13/2003US20030212226 Copolymers of olefins and vinyl- and allylsilanes
11/13/2003US20030212224 Using 1-oxy-2,2,6,6-tetraalkylpiperidine compound containing triazine ring
11/13/2003US20030212223 Process of preparation of amino functionalized diene polymers, polymers of such type, rubber composition and tire casing containing those polymers
11/13/2003US20030212222 Chemically -modified supports and supported catalyst systems prepared therefrom
11/13/2003US20030212221 Catalyst composition for preparing olefin polymers
11/13/2003US20030212220 Process for obtaining a polyisoprene with a high cis-1,4 linkage content
11/13/2003US20030212219 Polyethylene copolymers having low n-hexane extractable
11/13/2003US20030212162 Polymerizable composition
11/13/2003US20030211933 Alpha-olefin polymerization
11/13/2003US20030211932 Alpha-olefin polymerization coordination catalyst
11/12/2003EP1361246A1 Organic polymer and novel polymerizable compound
11/12/2003EP1361232A2 Polypropylene polymers incorporating macromers
11/12/2003EP1361226A2 Process for purifying metallocenes
11/12/2003EP1360213A1 Metallocene film resin
11/12/2003EP1360210A1 Method of homo- or co-polymerization of $g(a)-olefin
11/12/2003EP1079972B1 Ir-sensitive composition and use thereof for the preparation of printing plate precursors
11/12/2003CN1455786A Method for preparing thermoplastic resin
11/12/2003CN1455785A Metallocene film resin
11/12/2003CN1455784A Process for producing acrylic polymer
11/12/2003CN1454910A Food-level butadiene or butadiene and styrene fused rubber manufacture method
11/12/2003CN1454906A Solid catalyst component for olefinic polymerization and catalyst comprising said catalyst component
11/12/2003CN1127527C Method for producing cycloolefin polymers
11/12/2003CN1127525C Ethylene polymers and preparing method thereof
11/12/2003CN1127524C Supported catalyst component, supported catalyst, their preparation and addition polymerization process
11/12/2003CN1127522C Catalyst for olefin polymer production, process for producing the same, and process for producing olefin polymer
11/12/2003CN1127521C Catalyst preparation for the (co) polymerization of alk-1-enes
11/11/2003US6646107 Process for producing polymer
11/11/2003US6646079 Multimodal polymers by controlled radical polymerization in the presence of alkoxyamines
11/11/2003US6646073 Saturated halogenated hydrocarbon is used in a specified amount such that the activity of the titanium containing Ziegler-Natta catalyst is increased.
11/11/2003US6646072 Treating non-acid-treated smectite clay with Ziegler-Natta catalyst in hydrocarbon, polymerizing olefin in presence of clay and organoaluminum cocatalyst selected from trialkyl or triaryl aluminums and alkylaluminum halides or dihalides
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