Patents for C08F 4 - Polymerisation catalysts (50,749)
12/2004
12/23/2004WO2004111099A1 Water-soluble polymer and its production process and uses
12/23/2004WO2004111098A2 Process for the production of polypropylene using a ziegler-natta catalyst
12/23/2004WO2004060921A3 Processes for transitioning between various polymerization catalysts
12/23/2004WO2000043331A3 Synthesis and isomerization of 1,2-bis (indenyl) ethanes
12/23/2004US20040260111 Ketone peroxide derivatives, their preparation and use
12/23/2004US20040260107 Metallocene polymerization catalyst increases the molar mass of the propylene-ethylene copolymer and at the same time maintains the desired stiffness of the propylene homopolymer
12/23/2004US20040260051 Alpha-halogenated acid esters with polyvalent alcohols as atom transfer radical polymerization initiators
12/23/2004US20040260043 comprises phenoxide-containing transition metal compounds
12/23/2004US20040260042 Bis (Salicylaldiminato) titanium complex catalysts, highly syndiotactic polypropylene by a chain-end control mechanism, block copolymer containing this
12/23/2004US20040260041 catalysts for polymerizing olefins
12/23/2004US20040260040 Process for polymerizing 1-butene and 1-butene polymers
12/23/2004US20040260033 Living and quasiliving cationic telechelic polymers quenched by N-substituted pyrrole and methods for their preparation
12/23/2004US20040260027 Process for forming polyalkenyl acylating agents
12/23/2004US20040260025 Reactor blends of two polymers of the ethylene, alpha-olefin, diene terpolymer type, an amorphous major component and semicrystalline minor component, wherein the viscosity of the major component is less than one fourth the viscosity of minor component; useful as roofing membranes
12/23/2004US20040260002 Polymerizing a lithiated polyisoprene with a diene in a hydrocarbon solvent containing the reaction product of a Group III metal compound (trioctylaluminum) and a Group IIA metal compound (barium ethyl diglycolate or nonylphenoxide); reduced hysteresis and rolling resistance
12/23/2004US20040259723 Using coordination, polymerization catalyst
12/23/2004US20040259722 Multi-catalyst system for olefin polymerization
12/23/2004US20040259721 Solid titanium catalyst component for olefin polymerization, catalyst for olefin polymerization, and process for olefin polymerization
12/23/2004US20040259720 Using coordination catalyst
12/23/2004CA2526144A1 Process for the production of polypropylene using a ziegler-natta catalyst
12/22/2004EP1489110A1 Method for preparing an olefin polymerisation catalyst composition
12/22/2004EP1489109A2 Living and quasiliving cationic telechelic polymers quenched by N-substituted pyrrole and methods for their preparation
12/22/2004EP1489107A2 Process for forming polyalkenylacylating agents, lubricating oil and additive for a lubricating oil
12/22/2004EP1489103A1 Paste polymerization initiator composition, dental or surgical adhesive and adhesive kit
12/22/2004EP1487887A2 Polycyclic, fused heteroring compounds, metal complexes and polymerization process
12/22/2004EP1487886A1 Substituted indenyl metal complexes and polymerization process
12/22/2004EP1487883A1 Additive component for the improvement of the performance of olefin polymerisation catalysts
12/22/2004EP1297049B1 Accelerators for cationic polymerization catalyzed by iron-based catalysts
12/22/2004EP1152980B1 Production of powder catalysts
12/22/2004EP1056785B1 Method for producing a supported catalyst system
12/22/2004EP0918068B1 Polypropylene composition, process for preparing the same, and polymerization catalyst therefor
12/22/2004CN1556121A Method of preparing polypropylene lamellar silicate nano composite material using compound carrier catalyst
12/22/2004CN1556118A Preparation method of composite carrier catalyst used for olefine polymerized lamellar silicate
12/22/2004CN1556117A Preparation method of mesohole molecular sieve loaded post transition metal olefine polymerization catalyst
12/22/2004CN1181129C Method for preparation of crosslinked blends of amorphous and crystalline polymers
12/22/2004CN1181127C Process for producing polyethylene coating on substrate
12/22/2004CN1181114C Composite metal zwitterion polymer and its prepn and use
12/22/2004CN1181113C Process for preparing aqueous emulsion for ethylene-acetoethylene ester copolymer
12/22/2004CN1181105C High activity silica gel carrier catalyst component for ethylene polymerisation or copolymerisation and its catalyst and use of said catalyst
12/22/2004CN1181102C Match for producing olefine polymer
12/22/2004CN1181101C Organic lithium compound containing tin and its preparation method
12/22/2004CN1181029C Free radical and cation hybridized trigger for optical solidification and its preparing process and application
12/21/2004USRE38676 Thermally initiated polymerization of olefins using ruthenium or osmium vinylidene complexes
12/21/2004US6833465 Stabilized metallocene compounds of transition metals of group 4 and process for their preparation
12/21/2004US6833464 Catalyst composition, method of making same and its use in olefin polymerization
12/21/2004US6833430 Process for the production of polyacetylene derivatives
12/21/2004US6833417 Processes for transitioning between chrome-based and mixed polymerization catalysts
12/21/2004US6833416 Methods of polymerizing olefin monomers with mixed catalyst systems
12/21/2004US6833338 Organometal compound catalyst
12/21/2004US6833276 Detectors for quantative, qualitative analysis
12/21/2004US6833219 Polymer electrolytes and lithium secondary battery containing the same
12/21/2004CA2256707C Crystalline polypropylene, process for preparing the same, polypropylene composition, and thermoformed article
12/21/2004CA2117950C Process for cis-1,4-polybutadiene production with reducel gel formation
12/19/2004CA2801104A1 Living and quasiliving cationic telechelic polymers quenched by n-substituted pyrrole and methods for their preparation
12/16/2004WO2004109417A2 Mechanically operated kill agent injection safety system and method to stop a runaway chemical reaction
12/16/2004WO2004108775A1 Activated multinuclear transition metal catalyst compositions
12/16/2004WO2004108771A1 Class of metallocenes and method of producing polyethylene
12/16/2004WO2004067577A3 Polymerization processes
12/16/2004WO2003051936A8 Bidentate ligand based catalyst for the polymerization of olefins
12/16/2004US20040254323 Process to produce polymers
12/16/2004US20040254318 Contacting a norbornene-based monomer having an ester or acetyl group with a catalyst system : a Group X transition metal compound; a compound comprising a neutral Group XV electron donor ligand ; and a salt capable of offering an anion that can be weakly coordinated to the transition metal
12/16/2004US20040254316 Polymerization processes using antistatic agents
12/16/2004US20040254315 Process for the polymerization of 1-butene
12/16/2004US20040254314 Process for polymerization of olefins
12/16/2004US20040254312 A neat polymer of unprocessed, untreated granular bimodal polymer of ethylene and a C4-C12 alpha-olefin ; 35, 60 and 120 mesh particles with I2 values within 40% of one another; range of weight percent ration 10-30; films, sheets, fibers extrusion
12/16/2004US20040254310 Process for manufacturing single-site polyolefins
12/16/2004US20040254308 Polymerization monitoring and control using leading indicators
12/16/2004US20040254067 Multi-dentate late transition metal catalyst complexes and polymerization methods using those complexes
12/16/2004US20040254065 Bulky borate activations
12/16/2004US20040254063 Magnesium dichloride-alcohol adducts and catalyst components obtained therefrom
12/16/2004US20040253151 Safety relief systems to protect tanks under positive pressure relative to the atmosphere while perfomring catalytic olefin polymerization by killing polymerization catalyst; kill agent: alcohols, carbon monoxide, N,N-Bis(2-hydroxyethyl) alkylamine
12/16/2004CA2524913A1 Class of metallocenes and method of producing polyethylene
12/15/2004EP1287044A4 Sterile photochromic hydrophilic contact lenses
12/15/2004EP1188742B1 Vinylated alkoxyamine, use thereof, and process for producing the same
12/15/2004EP1114072B1 Catalyst component comprising magnesium, titanium, a halogen and an electron donor, its preparation and use
12/15/2004CN1555399A Abs compositions with improved property combinations
12/15/2004CN1555388A Method for the production of grafted copolymers made of starch, tert-alkylazocyanocarboxylic acid esters and grafted copolymers and the use thereof
12/15/2004CN1554682A Process for producing syndiotactic 1,2-polybutadiene
12/15/2004CN1554680A In mold addition polymerization composition of norbornene-type monomers and its crosslinking addition polymer
12/15/2004CN1554678A Post-transition metal catalytic system for synthesizing branched polyethylene and its use
12/15/2004CN1554677A IVB family schiff base olefin polymerization catalyst and its preparing method
12/15/2004CN1554676A High molecular
12/15/2004CN1179985C Method for producing polyisobutenes
12/15/2004CN1179984C Component for olefinic polymerization loaded on nano carrier as well as its preparing method and application
12/15/2004CN1179983C Nonmetallocene polyolefine catalyst and its preparation method
12/15/2004CN1179982C Olefine polymerization catalyst, synthesis method and its use
12/15/2004CN1179981C Solid catalyst component for olefine polymerizing reaction and catalyst with the component
12/15/2004CN1179964C Cyclopentadienyl difluoro alkoxy titanium compound and its preparation method and use
12/14/2004US6831188 Dihydrocarbylamino metal compounds
12/14/2004US6831144 Containing, in addition to an anionic polymerization initiator, a organoaluminum compound containing aryloxy groups, a Lewis base, and an ether or a tertiary amine
12/14/2004US6831143 Polymerization catalysts
12/14/2004US6831141 Process for producing polymers
12/14/2004US6831034 Group 4 metallocene complex including cyclopentadienyl groups and conjugated diene, vinyl aromatic or acrylate monomers with ionizing activator; stability, durability
12/14/2004US6831033 Method of preparing a catalyst for polymerization and copolymerization of ethylene
12/14/2004US6831032 Combining a porous particulate support in a hydrocarbon solvent with a magnesium source that includes a halogenated organomagnesium compound and a magnesium halide and reacting with a titanium or vanadium compound
12/09/2004WO2004106428A2 Optimizing polystyrene in the presence of additives
12/09/2004WO2004106391A1 Polymer-based material
12/09/2004WO2004106390A2 Polymerization and oligomerization catalyst with tridentate or tetradentate ligand
12/09/2004WO2004106388A2 Process for the preparation of a catalyst component and components therefrom obtained
12/09/2004WO2004106351A1 Bisindenyl zirconium complexes for use in the polymerisation of olefins