Patents for C08F 110 - Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (14,255)
08/1997
08/06/1997EP0787746A1 Process for manufacturing catalyst supports and supported polyolefin catalysts and the use thereof for the preparation of polyolefins
08/06/1997EP0787167A1 Polyolefin compositions exhibiting heat resistivity, low hexane-extractives and controlled modulus
08/06/1997EP0787155A2 Catalysts and synthesis of high molecular weight amorphous polyolefins and recovery thereof
08/05/1997US5654454 Reducing unsaturated substituents; used for addition polymerization of olefins
08/05/1997US5654248 Coordination catalyst
08/02/1997CA2196509A1 Process for preparing catalyst supports and supported polyolefin catalysts and also their use for the preparation of polyolefins
07/1997
07/31/1997WO1997027225A1 Process for producing polyethylenes having a broad molecular weight distribution, and a catalyst system used thereby
07/31/1997CA2196138A1 Process for the production of polyisoolefins by means of novel metallocene type initiator systems
07/29/1997CA1339142C Catalysts, method of preparing these catalysts and method of using said catalyst
07/24/1997WO1997026287A1 Ultra-low molecular weight ethylene polymers
07/23/1997EP0784638A1 Process for polymerizing monomers in fluidized beds
07/22/1997US5650528 Metallocene compounds
07/16/1997EP0662979B1 Supported homogeneous catalyst complexes for olefin polymerization
07/16/1997EP0614347B1 Ultrahigh molecular weight linear polyethylene and processes of manufacture
07/15/1997US5648580 Supported lewis acid catalysts for hydrocarbon conversion reactions
07/15/1997US5648440 Aluminum-boron compound
07/15/1997US5648428 Process for preparing an isotactic/syndiotactic polymer blend in a single reactor
07/15/1997US5648422 Process for the (co)polymerization of olefins
07/10/1997WO1997024380A1 High efficiency catalyst systems
07/09/1997EP0783022A1 Ethylenic polymer composition
07/09/1997EP0783006A2 Process for the preparation of ethylene polymers
07/09/1997EP0782589A1 Plastic linear low density polyethylene
07/09/1997EP0782587A1 Process and apparatus for the gas-phase polymerization of alpha-olefins
07/09/1997CN1153786A Process for preparing in situ polyethylene blend
07/09/1997CN1035385C Process for the preparation of stabilized polyolefins
07/08/1997US5646323 Complexing cyclopentadienyl-type ligand, alkali metal alkyl, and group ivb or vb metal halide to form polymerization catalyst
07/08/1997US5646322 Indenyl compounds and catalyst components for the polymerization of olefins
07/01/1997US5644007 Continuous process for the production of poly(1-alkenes)
07/01/1997US5643847 Supported ionic catalyst composition
07/01/1997US5643846 Solvent extraction of metallocene with aluminoxane complex and suspension in mineral oil with ziegler-natta catalyst for addition polymerization of propylene
07/01/1997US5643845 Catalyst components for polymerization of olefins
06/1997
06/26/1997WO1997017380A3 Polymerizable compositions comprising alpha-olefin hydrocarbon monomers and methods of use therefor
06/25/1997EP0780402A1 Supported catalyst system, process for production of the same and the use thereof for the polymerization of olefins
06/24/1997US5641842 Using catalyst system that comprises chromium component and support component
06/24/1997US5641721 Prepolymerized catalyst composition, a process for the preparation thereof, and a process for polymerizing α-olefins
06/23/1997CA2193319A1 Supported catalyst system, a process for its preparation and its use for the polymerization of olefins
06/18/1997CN1151993A Metallocene catalyst for ethylene polymerization and relevant polymerization method
06/18/1997CN1035187C Process for polymerisation of propene
06/18/1997CN1035186C Components of catalysts for polymerization of olefins
06/17/1997US5639842 Ethylene random copolymers
06/17/1997CA2100999C Propylene polymer, propylene block copolymer, process for preparing said polymer and said block copolymer, and propylene polymer composition
06/12/1997WO1997020888A1 Polyolefin compositions and blown films obtained therefrom
06/12/1997WO1997020869A1 Molded resin articles
06/10/1997US5637744 Bis fluorenyl metallocenes and use thereof
06/10/1997US5637666 Tensile strength, elasticity, low melt temperature
06/10/1997US5637660 Polymerization of α-olefins with transition metal catalysts based on bidentate ligands containing pyridine or quinoline moiety
06/10/1997US5637659 Method of polymerizing olefins using borabenzene catalysts
06/05/1997WO1997019963A1 Polymerization processes
06/05/1997WO1997019960A1 Process for the preparation of olefinic polymers using metallocene catalyst
06/05/1997WO1997019959A1 Supported catalyst containing tethered cation forming activator
06/05/1997WO1997011775A3 Supported catalyst system, process for its production and its use in polymerising olefines
06/05/1997CA2239193A1 Polymerization processes
06/04/1997EP0776913A2 High molecular weight copolymers
06/04/1997EP0776912A1 Supported catalyst for olefin polymerization
06/04/1997EP0776909A1 High-density ethylenic polymer and process for producing the same
06/04/1997EP0776900A1 Olefin polymerization catalyst compositions
06/04/1997EP0606348B1 A procatalyst component based on a transition metal compound on a carrier of magnesium chloride and manganese halide
06/02/1997CA2191661A1 High molecular weight copolymers
06/02/1997CA2191383A1 Olefin polymerization catalyst compositions
05/1997
05/29/1997WO1997019135A1 Propylene composition, process for preparing the same, polypropylene composition, and molded articles
05/29/1997WO1997019115A1 Phillips catalysts reduced with organic compounds and possessing short induction times
05/28/1997EP0775722A1 Foamed particles of propylene homopolymer and moldings of said particles
05/28/1997EP0775707A1 Ionic compounds and catalyst for olefin polymerization using the compounds
05/28/1997EP0775164A1 Supported ionic catalyst composition
05/28/1997EP0775163A1 Supported olefin polymerization catalyst
05/28/1997EP0608369B1 Elastic substantially linear olefin polymers
05/28/1997EP0606289B1 Catalyst for ethylene polymerization at high temperatures
05/28/1997EP0586390B1 Coarse grained polyolefin, production thereof and a procatalyst containing a transesterification product between a lower alcohol and dioctylphthalate used therefore
05/27/1997US5633419 Polymerization of olefins in the presence of a supported catalyst
05/27/1997US5633394 Catalyst compounds for olefin polymerization
05/22/1997WO1997018247A1 Improved processes based on atom (or group) transfer radical polymerization and novel (co)polymers having useful structures and properties
05/22/1997DE19542888A1 Recyclable propylene] polymers with reduced white break
05/21/1997EP0774468A2 Constrained geometry addition polymerization catalysts, processes for their preparation, precursors therefor, methods of use, and novel polymers formed therewith
05/21/1997CN1150436A Dilute process for polymerization of nonethylene 'alpha'-olefin homopolymers and copolymers using metallocene catalyst systems
05/21/1997CN1150430A Metallocene compounds, process for their preparation and their use in catalysts for polymerization of olefins
05/21/1997CN1034944C Process for ethylene polymerization using titanium catalyst component
05/20/1997US5631391 Monocyclopentadienyl titanium metal compounds for ethylene-α-olefin-copolymer production catalysts
05/20/1997US5631346 Thermomechanical degradation of polyolefins
05/20/1997US5631335 Catalytic addition polymerization to form polypropylene
05/20/1997US5631334 Process for the manufacture of a catalytic solid, catalytic solid and process for (co)polymerisation of olefins by means of this catalytic solid
05/20/1997US5631203 Metallocene compounds and preparation thereof containing terminal alkynes
05/20/1997US5631202 Stereospecific metallocene catalysts with stereolocking α-CP substituents
05/15/1997WO1997017380A2 Polymerizable compositions comprising alpha-olefin hydrocarbon monomers and methods of use therefor
05/15/1997CA2236817A1 Polymerizable compositions comprising alpha-olefin hydrocarbon monomers and methods of use therefor
05/14/1997EP0773241A2 Solid catalyst component for polymerizing olefins and catalyst for polymerization of olefins
05/14/1997EP0773240A2 Solid catalyst component for polymerizing olefins and catalyst for polymerization of olefins
05/14/1997EP0773239A2 Method for controlling the melting points and molecular weights of syndiotactic polyolefins using metallocene catalyst systems
05/14/1997EP0773238A2 Method for controlling the melting points and molecular weights of syndiotactic polyolefins using metallocene catalyst systems
05/14/1997EP0773237A1 Olefin polymerization catalyst system
05/14/1997EP0773236A1 Supported catalyst for olefin polymerization
05/14/1997EP0773204A2 Process for the preparation of an indene and use thereof for the preparation of metallocenes
05/14/1997CN1149590A Catalyst for producing polyolefin and process for producing polyolefin
05/14/1997CN1149586A Stereo rigid metallocene compound
05/13/1997US5629392 Process for the preparation of (co)polymers of α-olefins
05/13/1997US5629254 Substituted indenyl ring containing metallocene catalyst for propylene polymerization process
05/07/1997EP0771640A1 Method of producing inflation film, apparatus therefor and molded articles thereof
05/07/1997CN1149060A Metallocene catalyst for polymerizing high molecular weight polyethylene and preparation thereof
05/06/1997US5627247 Organometallic fluorenyl compounds and use thereof in olefin polymerization
05/06/1997US5627118 Catalysts for olefin polymerization
05/06/1997US5627117 Olefin polymerization catalyst and process for olefin polymerization