Patents for C08F 110 - Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (14,255)
01/1998
01/07/1998CN1169738A Catalysts and synthesis of high molecular weight amorphous polyolefins and recovery method thereof
01/06/1998US5705584 Coordination catalysts for addition polymerization of propylene
01/06/1998US5705579 Catalytic olefin polymerization with bis/2-p-methoxyphenyl/ tetrahydroindenyl/ zirconium dichloride and alkylaluminoxane
01/06/1998US5705578 Method for making and using a supported metallocene catalyst system
01/06/1998US5705568 Polypropylenes obtainable by chemical degradation
01/06/1998CA2061559C Cyclopentadiene type compounds and method for making
01/02/1998DE19727065A1 Low crystallinity polypropylene used for mouldings or films
12/1997
12/30/1997US5703187 Ethylenically unsaturated addition polymers
12/30/1997US5703183 Carbocationic catalysts and process for using said catalysts
12/30/1997US5703182 Process for the production of polyisoolefins by means of novel metallocene type initiator systems
12/30/1997US5703172 Propylene block copolymer and process for producing the same
12/24/1997WO1997048741A1 Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof
12/24/1997WO1997048739A1 Polyolefin microspheres
12/24/1997WO1997048737A1 Elevated pressure polymerization processes with late transition metal catalyst systems
12/24/1997WO1997048736A1 Supported late transition metal catalyst systems
12/24/1997WO1997048735A1 Mixed transition metal catalyst systems for olefin polymerization
12/24/1997CN1168387A Aluminum compound-containing solid catalyst component catayst for olefin polymerization and method for producing olefin polymer
12/24/1997CN1168386A Radiation visbroken polypropylene and fibers made therefrom
12/24/1997CN1168385A Process for preparing solid titanium catalyst component olefin polymerization catalyst and process for olefin polymerization
12/24/1997CA2258584A1 Mixed transition metal catalyst systems for olefin polymerization
12/24/1997CA2257593A1 Polyolefin microspheres
12/23/1997US5700896 Polymer having long isotactic sequences and randomly-distributed ethylene content obtained by polymerizing propylene in presence of specific catalysts
12/23/1997US5700886 Process for the preparation of polyolefins
12/23/1997US5700749 Using zirconium metallocene catalyst, alumoxane catalyst, and organoaluminum catalyst
12/18/1997WO1997047662A1 Mettallocene catalyst systems with inorganic oxides as carriers
12/18/1997DE19623225A1 Supported metallocene catalyst system giving narrow molecular weight distribution in alkene polymerisation
12/17/1997EP0812862A2 Process for polymerizing olefins
12/17/1997EP0812861A1 Catalyst system of the Ziegler-Natta type
12/17/1997EP0812860A1 Processes to produce organo-aluminoxane compositions
12/17/1997EP0812854A2 Novel transition metal compound, olefin polymerization catalyst comprising said compound, process for olefin polymerization using said catalyst and propylene homo- and copolymer
12/17/1997EP0812335A1 Tris(pentafluorophenyl)borate complexes and catalysts derived therefrom
12/17/1997CN1167767A Chemical compound
12/16/1997US5698642 Process and apparatus for the gas-phase polymerization of α-olefins
12/16/1997CA2099663C Polypropylene extrusion coating resins and process for the production thereof
12/11/1997WO1997046599A1 Manufacture of stereoregular polymers
12/11/1997CA2257226A1 Manufacture of stereoregular polymers
12/10/1997EP0811637A2 Method for feeding a liquid catalyst to a fluidized bed polmerization reactor
12/10/1997EP0811627A2 Neutral or ionic compound suitable as catalyst component for olefin polymerization
12/10/1997CN1167496A Polyoefin compositions exhibiting heat resistivity, low hexane-extractives and controlied modulus
12/09/1997US5696045 Process for the preparation of polyolefins
12/09/1997CA2124731C Metallocenes and processes therefor and therewith
12/04/1997WO1997045463A1 Crystalline polypropylene, process for preparing the same, polypropylene composition, and thermoformed article
12/04/1997WO1997045459A1 Modified polysiloxane catalysts and a method of using the same
12/04/1997CA2261822A1 Modified polysiloxane catalysts and a method of using the same
12/03/1997EP0810235A2 Polymerization catalyst
12/03/1997EP0810234A2 Method for making and using a supported metallocene catalyst system
12/03/1997EP0810233A2 Process for the preparation of polymers of C2 to C12-alkenes using a retarding agent
12/03/1997EP0810232A2 Process for the preparation of crystalline polymers by dispersion polymerization using metallocene catalyst systems
12/03/1997CN1166500A Propylene polymers
12/03/1997CN1166497A Catalytic component and its use in olefin polymerization
12/03/1997CA2206831A1 Chemical compound
12/02/1997US5693836 Stereospecific metallocene polymerization catalyst to yield highly isotactic polymers
12/02/1997US5693730 Metallocenes, process for their preparation and their use as catalysts
12/02/1997US5693727 Method for feeding a liquid catalyst to a fluidized bed polymerization reactor
11/1997
11/26/1997EP0808858A2 Olefin polymerization catalyst system, process for this polymerization and polymers obtained thereby
11/26/1997CN1165733A Method of producing inflation film, apparatus therefor and molded articles thereof
11/25/1997US5691264 Components and catalysts for the polymerization of olefins
11/25/1997CA2112205C Organo-aluminoxy product and use
11/19/1997EP0807641A2 Process for the preparation of medium molecular highly reactive polyisobutene
11/19/1997EP0807145A1 Polyolefin compositions and blown films obtained therefrom
11/19/1997EP0807143A1 Thermoplastic propylene elastomers and one pot/two catalysts process to produce them
11/19/1997CN1165525A Process and apparatus for the gas-phase polymerization of alpha-olefins
11/18/1997US5688910 Process and apparatus for removing unpolymerized gaseous monomers from olefin polymers
11/18/1997US5688887 Reactive, low molecular weight, viscous poly(1-olefins) and copoly(1-olefins) and their method of manufacture
11/18/1997US5688735 Method for controlling the melting points and molecular weights of syndiotactic polyolefins using metallocene catalyst systems
11/13/1997WO1997042232A1 Process for the polymerisation of alpha-olefins
11/13/1997WO1997042228A1 Supported catalyst composition and process for the polymerization of olefin monomers
11/13/1997WO1997042162A1 Cyclopentadiene compound substituted with branched alkyl groups
11/13/1997CA2253576A1 Process for the polymerisation of alpha-olefins
11/13/1997CA2253460A1 Supported catalyst composition and process for the polymerization of olefin monomers
11/12/1997EP0805826A2 Alpha-olefins and olefin polymers and processes therefor
11/12/1997CN1164860A Process for polymerizing monomers in fluidized beds
11/12/1997CN1164535A Substituted indenyl unbridged metallocenes
11/11/1997US5686542 Process for the preparation of branched low-pressure polyethylene, new low-pressure polyethylenes, and preformed bifunctional catalysts
11/11/1997US5685128 Method of packaging food products
11/06/1997WO1997041162A1 Continuous process for the production of poly(1-alkenes)
11/06/1997WO1997041161A1 Process for preparing low-molecular ethylene polymers under high pressure
11/06/1997WO1997041158A1 Oxidised metallocene-polyolefin waxes
11/06/1997DE19617230A1 Oxidierte Metallocen-Polyolefin-Wachse Oxidized metallocene polyolefin waxes
11/06/1997DE19617229A1 Verfahren zur Herstellung von niedermolekularen Ethylenpolymerisaten im Hochdruck A process for preparing low molecular weight ethylene polymers in the high pressure
11/06/1997CA2253709A1 Continuous process for the production of poly(1-alkenes)
11/06/1997CA2253256A1 Process for preparing low-molecular ethylene polymers under high pressure
11/05/1997EP0804490A2 Borabenzene based olefin polymerization catalysts
11/05/1997EP0737213B1 Method of producing ethylene polymers by polymerization in suspension
11/05/1997EP0586389B1 A large-pore polyolefin, a method for its production and a procatalyst containing a transesterification product of a lower alcohol and a phthalic acid ester
11/05/1997CN1164241A Supported catalyst component, supported catalyst, their preparation and addition polymerization process
11/05/1997CN1036344C Solid titanium catalyst component for olefin polymerization and preparing process and use thereof
11/04/1997US5684173 Organosilicon compound and ziegler-natta catalyst containing the same
11/04/1997US5684124 Ultrahigh molecular weight linear polyethylene processes of manufacture
11/04/1997US5684100 Cyclopentadienyl group 6b metal alpha-olefin polymerization catalysts and process for polymerizing alpha-olefins
11/04/1997CA2051948C High-temperature slurry polymerization of ethylene
10/1997
10/30/1997WO1997040075A1 Catalyst for polyolefin production and process for producing polyolefin
10/30/1997DE19711304A1 Solid aluminium-containing catalyst components useful for polymerisation of olefin(s)
10/29/1997EP0803520A1 Polymerization catalysts containing beta-diketiminate-ligands
10/29/1997EP0803514A1 Process for the preparation of polyalk-1-enes in the presence of a supported metallocene catalyst system and an antistaticum
10/29/1997EP0802935A1 Thermoplastic elastomeric stereoblock olefin polymers methods and metallocene catalysts
10/29/1997CN1163282A 聚丙烯薄膜 Polypropylene film
10/28/1997CA2074582C Polymerization process to prepare a polyolefin from sterically hindered, methyl branched, alpha-olefins
10/23/1997WO1997039035A1 High impact lldpe films
10/23/1997CA2252031A1 High impact lldpe films