Patents for C08F 110 - Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (14,255)
10/1997
10/22/1997EP0802206A2 Process and catalyst for producing polyolefins having low molecular weight
10/22/1997EP0802204A2 Improved catalyst composition
10/22/1997CN1162601A Process for preparing catalyst supports and supported polyolefin catalysts and also their use for preparation of polyolefins
10/21/1997US5679812 With an aluminoxane provides an efficient catalyst for the polymerization of 1-olefins
10/21/1997CA1339510C 1-olefin isoblock polymer and process for its manufacture
10/19/1997CA2202237A1 Process and catalyst for producing polyolefins having low molecular weight
10/16/1997WO1997038030A1 Propylene homopolymer
10/16/1997WO1997038024A1 Olefin polymerization catalyst, olefin polymerization method, olefin polymer compositions, and thermoformed articles
10/16/1997WO1997030096A3 Catalyst system and components
10/16/1997CA2251057A1 Olefin polymerization catalysts, olefin polymerization methods, and olefin polymer compositions and heat molded products
10/15/1997EP0801080A1 Process for preparing solid titanium catalyst component, olefin polymerization catalyst and process for olefin polymerization
10/15/1997EP0636151B1 Tris(pentafluorophenyl)borane complexes and catalysts derived therefrom
10/14/1997US5677409 Syndiotactic polypropylene wax, production process thereof, and heating roll fixing-type toner composition making use of the wax
10/14/1997US5677408 Using a coordination catalyst
10/14/1997US5677383 Fabricated articles made from ethylene polymer blends
10/14/1997US5677256 Stirring dry silica, alumina or magnesium silicate carrier with magnesium chloride and titanium tetraalkoxide suspended in hydrocarbon solvent and electron donor, evaporating, chlorinating with alkylaluminum chloride, addding cocatalyst
10/14/1997US5677255 Polysiloxane supported metallocene catalyst for olefin polymerization
10/09/1997WO1997036942A1 Olefin solution polymerization
10/09/1997WO1997036939A1 A novel composition, its preparation and use
10/09/1997WO1997036938A1 COMPOSITION CONTAINING MAGNESIUM, TITANIUM, HALOGEN AND AN INNER ELECTRON DONOR, ITS PREPARATION AND USE FOR THE POLYMERIZATION OF α-OLEFINS
10/08/1997EP0799841A2 Ethylene polymer and hollow product obtainable therefrom
10/08/1997EP0799840A1 Catalyst component and its use for olefin polymerization
10/08/1997EP0799839A2 Radiation visbroken polypropylene and fibers made therefrom
10/08/1997EP0799248A1 Method for preventing fouling in polymerization reactors
10/07/1997US5674342 High drawdown extrusion composition and process
10/07/1997CA2008912C Polyethylene and method of production thereof
10/05/1997CA2201957A1 Ethylene polymer, hollow bodies made of it and a process for making it
10/02/1997WO1997035867A1 Heterocyclic metal complexes and olefin polymerization process
10/02/1997CA2247089A1 Heterocyclic metal complexes and olefin polymerization process
10/02/1997CA2201436A1 Radiation visbroken polypropylene and fibers made therefrom
10/01/1997EP0798306A1 Substituted indenyl unbridged metallocenes
10/01/1997EP0797598A1 Polymerization catalyst systems, their production and use
10/01/1997EP0797594A1 Initiation via haloboration in living cationic polymerization
10/01/1997EP0513380B1 Process for producing olefinic polymer
10/01/1997CN1161046A Polymerization catalyst systems, their production and use
09/1997
09/30/1997US5672668 Process for the preparation of polyolefins
09/30/1997US5672667 Multi-phase polymerization process
09/30/1997CA2128314C Process for the production of polypropylene
09/25/1997WO1997034937A1 Process for forming polyalphaolefin drag reducing agents and composition containing same
09/24/1997EP0796872A1 Solid titanium catalyst component and utilization thereof in olefin polymerization catalyst
09/24/1997EP0737214A4 Granular calcium carbonate for use as a direct additive for thermoplastics
09/23/1997US5670588 Process for the polymerization of olefinic hydrocarbons
09/23/1997US5670438 Catalyst compositions and catalytic processes
09/23/1997CA2156535C Process for the production of polypropylene
09/18/1997WO1997033920A1 A process and an apparatus for polymerization of olefin monomers
09/18/1997DE19608804A1 Production of catalyst support for olefin polymerisation catalyst
09/17/1997EP0795566A1 Ziegler-Natta catalyst systems with special organosilicon compounds
09/16/1997US5668235 Polyolefin molding compositions for melt spinning
09/16/1997US5668232 Alumoxane, substituted hydrocarbons
09/16/1997US5668230 Olefin polymerization
09/12/1997WO1997032918A2 Group 4 metal-containing organosilicon dendrimers and method for synthesizing organosilicon dendrimers
09/12/1997WO1997032908A1 Group 4 metal-containing organosilicon dendrimers
09/10/1997EP0793679A1 Ethylene homopolymerization using group 3 metal complexes
09/10/1997CN1159202A Ethylenic polymer composition
09/09/1997US5665837 Initiation via haloboration in living cationic polymerization
09/09/1997US5665800 Useful in fibers, films, moldings
09/03/1997EP0792318A1 Extrusion compositions having high drawdown and substantially reduced neck-in
09/03/1997EP0792297A1 Supported catalyst component, supported catalyst, their preparation, and addition polymerization process
09/03/1997EP0546191B1 Polypropylene resin and its composition
09/02/1997US5663470 "Heterogeneous lewis acid-type catalysts"
09/02/1997US5663248 Olefin polymerization catalysts
09/02/1997US5663236 Ethylene copolymer composition
08/1997
08/28/1997WO1997031040A1 Improved nonwoven fabrics
08/28/1997WO1997031038A1 Supported catalyst system
08/28/1997WO1997031035A1 Supported catalyst system
08/28/1997WO1997031029A1 Process for producing polymers of alkenes by suspension polymerisation
08/28/1997CA2246389A1 Process for producing polymers of alkenes by suspension polymerisation
08/28/1997CA2246360A1 Supported catalyst system
08/27/1997WO1997031039A1 Process for producing alkene polymers by gas phase polymerisation
08/27/1997EP0791018A2 Carbocationic catalysts and process for using said catalysts
08/27/1997EP0646103B1 Bf3-tertiary etherate complexes for isobutylene polymerization
08/27/1997CN1158136A Procatalyst for ethylene polymer production, method for its preparation and use
08/27/1997CA2246307A1 Process for producing alkene polymers by gas phase polymerisation
08/26/1997US5661097 Supported olefin polymerization catalyst
08/26/1997US5661096 Metallocenes with aluminoxanes as cocatalysts
08/26/1997US5661095 Polymeric catalyst support with an organometallic agent and a transition metal agent; purity
08/21/1997WO1997030096A2 Catalyst system and components
08/21/1997WO1997029793A1 Radiation and melt treated ultra high molecular weight polyethylene prosthetic devices
08/21/1997DE19606167A1 Geträgerte Katalysatorsysteme Supported catalyst systems
08/21/1997DE19606166A1 Verfahren zur Herstellung von Polymerisaten von Alkenen durch Suspensionspolymerisation A process for the preparation of polymers of alkenes by suspension
08/21/1997DE19606165A1 Verfahren zur Herstellung von Polymerisaten von Alkenen durch Gasphasenpolymerisation A process for the preparation of polymers of alkenes by gas-phase polymerization
08/21/1997CA2244803A1 Catalyst system and components
08/20/1997EP0790076A2 Catalysts containing metallocenes with arylsubstituted indenyl derivatives as ligands, process and intermediates for the preparation of these metallocenes and their use
08/20/1997EP0674668B1 Propylene homopolymers
08/20/1997CN1157624A Supported olefin polymerization catalyst
08/20/1997CN1157623A Supported ionic catalyst composition
08/19/1997US5659054 Contacting corresponding bis(cyclopentadienyl) metal complex with alkali metal or alkaline metal derivative of hydrocarbyl ligand
08/19/1997US5658999 Polymerizing propylene in reaction vessel while maintaining specified hydrogen partial pressure using solid catalyst formed of transition metal compound, aluminoxane, fine particulate carrier
08/19/1997US5658997 Process for polymerizing propylene by using a novel metallocene catalyst
08/13/1997EP0789037A2 Polymerization process for the production of porous propylene polymers and polymers therefrom
08/13/1997CN1156999A Dual donor catalyst system for polymerization of olefins
08/13/1997CN1156729A Catalytic solid for (co)polymerization of ethylene, process for its preparation, catalytic system for (co)polymerization of ethylene and process for (co)polymerization of ethylene
08/13/1997CN1156728A Olefin polymerization catalyst, process for preparing olefin polymer, and olefin polymer
08/09/1997CA2197105A1 Process for preparing polyalkenyl substituted mono-and dicarboxylic acidproducing materials
08/07/1997WO1997028170A1 Heteroatom substituted metallocene compounds for olefin polymerization catalyst systems and methods for preparing them
08/07/1997DE19603600A1 Structurally isomeric polyalkylethylene polymers
08/07/1997DE19603439A1 Structurally isomeric polyalkylethylene polymers
08/07/1997DE19603438A1 Structurally isomeric polyalkylethylene polymers
08/06/1997EP0787750A2 Poly(alkylethylene) structural isomers
08/06/1997EP0787748A1 Process for the preparation of polyisoolefins using new metallocene initiator systems