Patents for C08F 10 - Homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (36,091)
12/2004
12/29/2004CN1182164C Alpha-olefin copolymer, producing process thereof and its molded products
12/29/2004CN1182161C Isobutene polymerization process
12/29/2004CN1182159C Continuous gas-phase polymerization process
12/29/2004CN1182158C Single metallocene polyolefine catalyst and its preparation method
12/29/2004CN1182157C Method for olefin polymerization with recycling of co-catalyst
12/28/2004US6835788 Catalyst for vinyl compound polymerization and process for producing vinyl polymer
12/23/2004WO2004111098A2 Process for the production of polypropylene using a ziegler-natta catalyst
12/23/2004WO2004111097A1 Gas phase polymerization and method of controlling same
12/23/2004WO2004111096A1 Process for the catalytic polymerization of olefins, a reactor system and its use in the same process
12/23/2004WO2004111095A1 Process for the catalytic polymerization of olefins, a reactor system, its use in the process, the polyolefins obtained and their use
12/23/2004WO2004060921A3 Processes for transitioning between various polymerization catalysts
12/23/2004WO2000043331A3 Synthesis and isomerization of 1,2-bis (indenyl) ethanes
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
12/23/2004US20040260043 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
12/23/2004US20040260040 Process for polymerizing 1-butene and 1-butene polymers
12/23/2004US20040259723 Using coordination, polymerization catalyst
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
12/23/2004DE10325483A1 Polyethylene composition for producing small blow moldings, e.g. container, includes low-molecular-mass ethylene homopolymer, high-molecular-mass copolymer made from ethylene and olefin, and ultrahigh-molecular-mass ethylene copolymer
12/23/2004CA2527615A1 Gas phase polymerization and method of controlling same
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
12/22/2004EP1487887A2 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
12/22/2004EP1152980B1 Production of powder catalysts
12/22/2004EP1056785B1 Method for producing a supported catalyst system
12/22/2004CN1556119A Preparation method of transparent high melt strength polypropylene resin
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
12/22/2004CN1181107C Operation method of polypropylene fluidized bed reactor
12/22/2004CN1181106C Preparation of halogenless fire-retardant polyolefine granular material
12/22/2004CN1181105C High activity silica gel carrier catalyst component for ethylene polymerisation or copolymerisation and its catalyst and use of said catalyst
12/22/2004CN1181104C Method for reducing sheeting and agglomerates during olefin polymerisation
12/22/2004CN1181102C Match for producing olefine polymer
12/21/2004US6833921 Optical systems and methods for rapid screening of libraries of different materials
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
12/21/2004US6833417 Processes for transitioning between chrome-based and mixed polymerization catalysts
12/21/2004US6833416 Methods of polymerizing olefin monomers with mixed catalyst systems
12/21/2004US6833415 Continuous slurry polymerization process and appparatus
12/21/2004US6833338 Organometal compound catalyst
12/21/2004CA2256707C Crystalline polypropylene, process for preparing the same, polypropylene composition, and thermoformed article
12/19/2004CA2801104A1 Living and quasiliving cationic telechelic polymers quenched by n-substituted pyrrole and methods for their preparation
12/16/2004WO2004108771A1 Class of metallocenes and method of producing polyethylene
12/16/2004WO2004108271A1 Tubular polymerization reactors and polymerization process using same
12/16/2004WO2004067577A3 Polymerization processes
12/16/2004WO2003051936A8 Bidentate ligand based catalyst for the polymerization of olefins
12/16/2004US20040254323 Process to produce polymers
12/16/2004US20040254316 Polymerization processes using antistatic agents
12/16/2004US20040254315 Process for the polymerization of 1-butene
12/16/2004US20040254314 Process for polymerization of olefins
12/16/2004US20040254313 Acylic olefin homo/copolymers formed in the presence of stereospecific polymerization catalysts, for use as pipes having impact and tensile strength, creep resistance and workability
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
12/16/2004DE10323276A1 Transition metal complex for olefin polymerization catalyst system, consists of Group 3-6 transition metal and specific tridentate nitrogen-containing ligand
12/16/2004CA2525998A1 Tubular polymerization reactors and polymerization process using same
12/16/2004CA2524913A1 Class of metallocenes and method of producing polyethylene
12/15/2004EP1200448B1 Organo-silicon compounds and their use as photoinitiators
12/15/2004EP1114072B1 Catalyst component comprising magnesium, titanium, a halogen and an electron donor, its preparation and use
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
12/14/2004US6831143 Polymerization catalysts
12/14/2004US6831141 Process for producing polymers
12/14/2004US6831140 Change in discharge frequency or an increased pulse amplitude as compared a control indicates a continuity disturbance, caused by buildup of polyethylene
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
12/14/2004CA2362693C Diluent slip stream to give catalyst wetting agent
12/09/2004WO2006001787A1 Stabilized organoborane polymerization initiators and polymerizable compositions
12/09/2004WO2004106698A1 Methods and compositions for breaking viscosified fluids
12/09/2004WO2004106392A1 Porous films
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
12/09/2004WO2004106387A2 Process for forming a ziegler-natta catalyst system having a controlled morphology
12/09/2004WO2004106351A1 Bisindenyl zirconium complexes for use in the polymerisation of olefins
12/09/2004WO2004067581A3 Catalyst combination, isotactic polymers, method for producing linear isotactic polymers, and the use of said polymers
12/09/2004US20040249157 Catalyst ligands, catalytic metal complexes and processes using same
12/09/2004US20040249101 Extrusion molding processability
12/09/2004US20040249096 Combining in the fluidized bed gas-phase reactor ethylene and 1- hexene, an activator, and a metallocene catalyst of group 4 metal complex containing substituted tetrahydroindene and cyclopentadiene rings
12/09/2004US20040249095 Method of polymerization of olefins
12/09/2004US20040249094 Homopolymerising propylene in the presence of a metallocene catalyst to produce isotactic homopolymer of propylene with enhanced speed of solidification when solidified from a melt
12/09/2004US20040249092 Metal complexes and polymerization process using same
12/09/2004US20040249091 For producing films
12/09/2004US20040249084 For producing blow molded articles
12/09/2004US20040249083 Physical blends of polyethylenes