Patents for C08F 4 - Polymerisation catalysts (50,749)
03/2004
03/24/2004CN1483745A Decontinuous preparation method for syndiotactic polystyrene granule
03/24/2004CN1142979C Thermoplastic molding materials based on particular graft rubber constitutents
03/24/2004CN1142973C Polyolefin composition having a high balance of stiffness and impact strength
03/24/2004CN1142956C Process for making graft polyols using t-amyl peroxy free radical initiator
03/24/2004CN1142945C Polymerization catalyst and process
03/24/2004CN1142943C Multi-modal polymer obtained by controllable free-radical polymerisation in existence of alkoxyl amine
03/23/2004US6710146 Composition and process for controlled radical polymerization using multifunctional initiator/regulator compounds
03/23/2004US6710145 Contacting an organoborane/amine complex, one or more of monomers, oligomers or polymers having olefinic unsaturation, a compound which causes the complex to dissociate freeing organoborane compound for polymerization initiation
03/23/2004US6710144 Process for producing olefin polymer
03/23/2004US6710143 Coordination catalyst on fluorinated oxide catalyst support
03/23/2004US6710140 Method for producing polyisobutenes
03/23/2004US6710007 Polymerization of olefinic compounds
03/23/2004US6710006 Bis-aryliminepyridine iron/cobalt complexes as selective catalysts in ethylene oligomerization
03/23/2004US6710005 Modified with polyethers; produces polyolefin with increased melt flow index, broadened molecular weight distribution, improved thermal processability
03/18/2004WO2004022613A1 Process for the copolymerization of ethylene
03/18/2004WO2004022607A1 Bimodal polyolefin production process and films therefrom
03/18/2004WO2004022605A1 Gas phase polymerization process
03/18/2004WO2004022571A1 Process to prepare a particulated metallocene catalyste with a modified aluminoxane and use in polymerization of olefins
03/18/2004WO2004022230A1 Process for producing fluorinated catalysts
03/18/2004WO2004022213A2 POLYMERIZATION CATALYST SYSTEM USING n-BUTYLMETHYLDIMETHOXYSILANE FOR PREPARATION OF POLYPROPYLENE FILM GRADE RESINS
03/18/2004WO2004022211A2 Tin oxide three-way catalysts stable at high temperatures
03/18/2004WO2003089390A3 Method for manufacturing high viscosity polyalphaolefins using ionic liquid catalysts
03/18/2004WO2002079339A3 Metal catalyzed reactions
03/18/2004US20040054208 Complex compounds and their use in olefin polymerization
03/18/2004US20040054207 Method for producing dinuclear transition metal complexes as olefin polymerization catalyst
03/18/2004US20040054111 Nanoscale polymerized hydrocarbon particles and methods of making and using such particles
03/18/2004US20040054103 Heat exchanging capacity
03/18/2004US20040054102 Olefin polymerization catalyst, catalyst component for olefin polymerization, method of storing these, and process for producing olefin polymer
03/18/2004US20040054101 Method for preparing a catalyst support for polymerising ethylene and a-olefins, resulting support and corresponding catalyst
03/18/2004US20040054100 Production of polyropylene
03/18/2004US20040054097 Injection molding of polyethylene, or copolymer thereof, in presence of ketone as molecular weight control
03/18/2004US20040053776 Single-site catalysts for olefin polymerization
03/18/2004US20040053774 Forming a solid complex titanium catalyst comprising magnesium, silicone, halogen, and aluminum, as polymerization catalyst for polyethylene, ethylene-propylene copolymers, high bulk density polymers, fluidity
03/18/2004DE10241850A1 Anionically polymerized tough impact polystyrene, useful for preparation of shaped bodies, films, fibers or foams, comprises initiator composition and has low residual monomers and oligomer content and good injection molding properties
03/18/2004CA2497678A1 Process for producing fluorinated catalysts
03/18/2004CA2497676A1 Bimodal polyolefin production process and films therefrom
03/18/2004CA2497442A1 Gas phase polymerization process
03/17/2004EP1398332A1 Poly(meth)acrylamide with high stereoregularity and process for producing the same
03/17/2004EP1398330A2 Transition metal complexes having a bulky ligand system used in polymerisation
03/17/2004EP1397401A1 Process for preparing an olefin polymerisation catalyst component
03/17/2004EP1397400A1 Latent metallocene catalyst systems for olefin polymerization
03/17/2004EP1397399A1 Supported metallocene catalytic component and method for obtaining same
03/17/2004EP1397395A2 Olefin polymerisation catalyst and methods for preparing the same
03/17/2004EP1397394A1 Polyethylene resins
03/17/2004EP1397371A1 Metallocenes and their use in catalyst systems for producing olefin polymers
03/17/2004EP1397349A1 4-imino-n-alkoxy or oxy-polyalkyl-piperidine compounds and their use as polymerization regulators
03/17/2004EP1397329A1 Process for the preparation of oligomers
03/17/2004EP1144496B1 Polymeric stabilizers having low polydispersity
03/17/2004EP0874859B1 Open-pentadienyl metallocenes, precursors thereof and polymerization catalysts therefrom
03/17/2004CN1483048A Olefin polymerization nanometer composite material
03/17/2004CN1483047A Ethylenic polymer
03/17/2004CN1483046A Nonodorous ethylene homopolymers and copolymers having good mechanical properties
03/17/2004CN1483045A Method for preparing catalyst for olefin polymerization
03/17/2004CN1483044A Peroxide compositions with reactive diluents
03/17/2004CN1482168A Ethane polymer composition and polymerization of olefins
03/17/2004CN1142198C Method for continuous production of polyisobutene
03/17/2004CN1142196C Process for producing polymers by free radical polymerization and condensation reaction, and apparatus and products related thereto
03/17/2004CN1142195C Polythene catalyst loaded by semi-metallocene
03/17/2004CN1142192C Catalyst system containing reaction product of liquid cilicone and polyamine
03/17/2004CN1142191C Method for carrying out anionic polymerization of vinyl aromatic monomers
03/17/2004CN1142190C Highly active supported catalyst compositions
03/16/2004US6706832 Treating acrylic acid, or esters thereof in a solvent with a controlled free radical initiator selected from the group n,n-dialkyl-alkoxyamines to effect solution polymerization
03/16/2004US6706831 Amine organoborane complex polymerization initiators and polymerizable compositions
03/16/2004US6706830 Copolymerization of conjugated dienes with non-conjugated olefins by means of rare earth catalysts
03/16/2004US6706829 Methods of polymerizing ethylene and styrene copolymers with substituted pyridyl amine catalysts and catalysts therefor
03/16/2004US6706828 Process for the oligomerization of α-olefins having low unsaturation
03/16/2004US6706827 Addition polymerization, catalysis; organometallic, lewis acid, alumoxane, or alkylaluminum co-catalyst
03/16/2004US6706657 Using coordination catalyst
03/16/2004US6706655 Catalyst component comprising magnesium, titanium, a halogen and an electron donor, its preparation and use
03/11/2004WO2004020488A1 Olefin polymerisation process
03/11/2004WO2004020487A1 Supported polymerisation catalysts
03/11/2004WO2004020481A1 Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same
03/11/2004WO2004020480A1 Solid catalyst component for olefin polymerization and catalyst
03/11/2004WO2004020479A2 Monocyclopentadienyl complexes
03/11/2004WO2004020478A1 Method for the production of aqueous polymer dispersions
03/11/2004WO2004020413A1 Transition metal compounds, polymerization catalysts for conjugated dienes, process for production of conjugated diene polymers, polyisoprene and products of cyclization thereof, and process for production of the same
03/11/2004WO2003082763A3 High molecular weight polymers
03/11/2004WO2003068784A3 Acyl- and bisacylphosphine derivatives
03/11/2004US20040049070 Process for preparing peroxides using mixed anhydrides
03/11/2004US20040049043 N-alkoxy-4,4-dioxy-polyalkyl-piperidine compounds, with glycidyl or alkylcarbonyl groups as functional initiators for controlled radical polymerization
03/11/2004US20040048995 Aqueous suspension polymerization in the presence of a solution of a C2-3 dialkyl peroxydicarbonate and a liquid, water insoluble dialkyl alkanedicarboxylate
03/11/2004US20040048994 Especially a copolymer of norbornene and/or alkylnorbornene and (trialkoxysilylalkyl)norbornene; optical articles such as ophthalmic lenses, wave guides, optical fibers, and optical adhesives
03/11/2004US20040048993 Excellent balance between rigidity and environmental stress cracking resistance, and excellent rigidity molding processability
03/11/2004US20040048992 Process for preparation of salt-like chemical compound, and its use in catalyst systems for preparing polyolefins
03/11/2004US20040048991 External electron donor for Ziegler-Natta catalysts; controlled chain defects/defect distribution and thus a regulated microtacticity.
03/11/2004US20040048990 For multistage polymerization for the tailoring of polymer blends; particularly two different metallocene catalysts with one or more non-coordinating anion precursors as activators
03/11/2004US20040048989 Manufacture of polyethylenes
03/11/2004US20040048984 Propylene polymers incorporating polyethylene macromers
03/11/2004US20040048965 High molecular weight polymer containing a crosslinkable styrene polymer and a filler; good flexibility, high tensile strength
03/11/2004US20040048943 Accelerators for cationic polymerization catalyzed by iron-based catalyst
03/11/2004US20040048740 Tin oxide three-way catalysts stable at high temperatures
03/11/2004US20040048738 Efficiency; stereospecificity
03/11/2004US20040048737 Novel multinuclear half metallocene catalyst and preparation of styrene polymer using the same
03/11/2004US20040048736 Contacting support with organomagnesium component; contacting with carbonyl- containing component; contacting with non-metallocene transition metal component to obtain catalyst intermediate; contacting with aluminoxane and metallocene
03/11/2004DE10240577A1 Verfahren zur Herstellung wässriger Polymerisatdispersionen A process for preparing aqueous polymer dispersions
03/11/2004CA2496468A1 Supported polymerisation catalysts
03/11/2004CA2494932A1 Olefin polymerisation process
03/11/2004CA2464518A1 Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same
03/10/2004EP1396503A1 Solid catalyst component for olefin polymerization
03/10/2004EP1396495A1 Metallocenes with a single halogenide attached to the metal