Patents
Sitemap › C08 - Organic macromolecular compounds; Their preparation or chemical working-up; Compositions based thereon › C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds › C08F 10 - Homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
Patents for C08F 10 - Homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (36,091)
07/1991
07/09/1991US5030695 Addition polymers as oil additives, dispersants and flow control agents for engineering thermoplastics
07/09/1991US5030606 1-olefin comonomers having polar substituents
07/09/1991US5030605 Vanadium compound, alkylaluminum alkoxide
07/09/1991CA1285927C Preparation of olefin polymerization catalyst component
07/05/1991CA2033028A1 Process for preparing a ziegler-natta type catalyst
07/04/1991CA2033029A1 Process for preparing a ziegler-natta type catalyst
07/03/1991WO1991009882A1 Supported ionic metallocene catalysts for olefin polymerization
07/03/1991EP0435627A2 Supported olefin polymerization catalyst
07/03/1991EP0435624A1 Broad distribution, high molecular weight low density polyethylene and method of making thereof
07/03/1991EP0435557A2 Dimethylaluminum chloride-activated olefin polymerisation catalyst composition
07/03/1991EP0435515A1 Process for the gas phase (co-)polymerization of ethylene
07/03/1991EP0435514A2 Catalyst and prepolymer used for the preparation of polyolefins
07/03/1991EP0435345A1 High activity vanadium-based catalyst
07/03/1991EP0435332A2 Solid catalyst components for olefin polymerization and processes for the polymerization of olefin using same
07/03/1991EP0435251A1 Preparation of very low molecular weight polyethylene in a fluidized bed
07/03/1991EP0435250A2 Preparation of very low molecular weight polyethylene in a fluidized bed
07/03/1991EP0435116A2 Process for the purification of polymers of isobutylene
07/03/1991EP0434840A1 Organic polymer, preparation thereof, and curable composition comprising same
07/03/1991CN1052681A Components and catalysts for polymerization of olefins
07/02/1991US5028673 Olefin polymerization
07/02/1991US5028671 Using coordination catalyst contining magnesium, titanium, halogen compounds with organoaluminum and organosilicon compounds
07/02/1991US5028670 Process for the gas-phase polymerization of olefins in a fluidized-bed reactor
07/02/1991US5028669 Installation and process for the gas-phase polymerization of olefins in a fluidized-bed reactor with the introduction of an organometallic compound
07/02/1991US5028645 Thermoplastics stablized against the action of light
07/02/1991US5028574 Composition and method for friction loss reduction
07/02/1991CA1285695C Easily soluble polyethylene powder for the preparation of fibers or films having high strength and high elastic modulus
06/1991
06/30/1991CA2033432A1 High activity vanadium-based catalyst
06/30/1991CA2033426A1 Catalyst for regulating the molecular weight distribution of ethylene polymers
06/30/1991CA2033423A1 High activity vanadium-based catalyst
06/30/1991CA2033396A1 Broad distribution, high molecular weight low density polyethylene and method of making thereof
06/29/1991WO1991009887A1 Process for producing olefin polymerization catalyst component and polyolefin
06/29/1991CA2033351A1 Preparation of very low molecular weight polyethylene in a fluidized bed
06/29/1991CA2033350A1 Preparation of very low molecular weight polyethyelene in a fluidized bed
06/27/1991CA2032721A1 Zirconium-based catalyst composition for polymerizing olefins and polymerization therewith
06/27/1991CA2032543A1 Dimethylaluminum chloride-activated olefin polymerisation catalyst composition
06/26/1991EP0434082A2 Components and catalysts for the polymerization of olefins
06/26/1991EP0433990A2 Process for preparing polypropylene molding compositions
06/26/1991EP0433989A2 Process for preparing a polypropylene moulding composition
06/26/1991EP0433986A2 Process for preparing a polypropylene molding composition
06/26/1991EP0433771A2 Preparation of an ethylene-vinylalcoholacrylate polymer that can be cross-linked
06/25/1991US5026889 Using titanium trichloride, organoaluminum alkoxide halide and electron donor, such as ethylbenzoate and methyl p-toluate, for broad molecular weight distribution, highly crystalline
06/25/1991US5026798 Coordination catalyst
06/25/1991US5026796 Hardened dried alumina xerogel impregnated with chromium compound calcined; increased pore volume; slurry polymerization catalyst
06/25/1991US5026675 Polymerization catalyst, the process for its preparation and its use in ethylene homo and copolymerization
06/25/1991CA1285262C CATALYST COMPONENTS FOR .alpha. OLEPHINE-POLYMERIZING CATALYSTS AND PROCEDURE FOR MANUFACTURING SAME
06/25/1991CA1285261C CATALYST COMPONENTS FOR .alpha. OLEPHINE-POLYMERIZING CATALYSTS AND PROCEDURE FOR MANUFACTURING SAME
06/23/1991CA2032995A1 Synthesis process for ziegler catalytic solids or solid components from such catalytic solids carried out inside of a multi purpose pivoting reactor, and entraining stirring rod usable in such a reactor, among other
06/23/1991CA2032621A1 Catalyst and prepolymer used for the preparation of polyolefins
06/23/1991CA2032619A1 Catalyst and prepolymer used for the preparation of polyolefins
06/23/1991CA2032424A1 Components and catalysts for the polymerization of olefins
06/22/1991CA2032770A1 Process for the preparation of a polypropylene molding composition
06/19/1991EP0433105A1 Catalyst support for olefinic polymerization, process for preparing the same and catalyst obtained therefrom
06/19/1991EP0432555A2 Control of polymerization reaction
06/19/1991CN1012899B Process for producing solid catalyst for polymerization of olefins
06/18/1991US5025072 Contacting a solid, porous carrier containing hydroxy groups with an organomagnesium compound, evaporation to form a dry, free-flowing powder and reacting with a transition metal compound
06/18/1991US5024982 Silica-containing olefin polymerization catalysts and process
06/18/1991CA1285097C Amorphous polyalphaolefin process
06/13/1991WO1991008259A1 Flexible polypropylene resin, propylene elastomer composition, and production of olefin polymer
06/13/1991WO1991008239A1 PROCATALYST COMPOSITION FOR THE POLYMERIZATION OF α-OLEFINES, PREPARATION AND USE
06/13/1991CA2068652A1 Procatalyst composition for the polymerization of .alpha.-olefines, preparation and use
06/12/1991EP0431626A1 Process for reducing polymer build-up in heat exchangers during polymerization of alpha-olefins
06/12/1991CN1052119A Process for preparing linear alpha-olefins using zirconium adducts as catalysts
06/12/1991CN1052077A Molded articles of syndiotactic polypropylene and method for preparing same
06/11/1991US5023388 Polyethylene wax, and a process for the preparation thereof
06/11/1991US5023385 Novel halide-arylalkoxy-containing magnesium compounds
06/11/1991US5023223 Coordination catalyst containing organosilicon compound
06/05/1991EP0430155A2 Polymerization catalyst, process, and improvement
06/05/1991EP0430154A2 Polyolefin polymerization catalyst and method of production and use
06/05/1991EP0429937A2 Catalyst for the manufacture of high molecular weight polymers and copolymer of ethylene and its preparation
06/04/1991US5021595 Transition metal catalyst composition for olefin polymerization
06/04/1991US5021382 High density polyethylene
06/04/1991US5021379 Olefin polymerization
05/1991
05/31/1991CA2017590A1 Polymerization catalyst, process, and improvement
05/30/1991WO1991007444A1 Polymerization catalyst prepared with a halogenated silane compound
05/30/1991WO1991007443A1 Method for the preparation of a catalyst component for the polymerization of olefins, a polymerization catalyst component produced by the method and use of the same
05/30/1991WO1991007440A1 Allyl hydroperoxide chain transfer agents
05/30/1991WO1991007387A1 Allyl peroxide chain transfer agents
05/30/1991CA2068721A1 Allyl peroxide chain transfer agents
05/30/1991CA2068718A1 Allyl hydroperoxide chain transfer agents
05/29/1991EP0429128A2 Olefin polymerization catalysts
05/29/1991CN1051736A Olefin polymerization catalysis
05/29/1991CN1051735A Catalyst for producing hemiisotactic polypropylene
05/29/1991CN1051734A Catalyst carrier used in olefinic polymrization, process for preparing same and catalyst obtained from them
05/29/1991CN1051684A Metallocene catalysts with lewis acids and aluminum alkyls
05/28/1991US5019633 Catalyst composition for polymerizing ethylene
05/28/1991US5019627 Injection-molding polyolefin composition
05/28/1991CA2023745A1 Control of polymerization reaction
05/28/1991CA1284549C Process for the polymerization of propylene
05/28/1991CA1284545C Process for bulk polymerizing butadiene
05/28/1991CA1284542C Thermally conducting, electrically insulating thermoplastics
05/22/1991EP0428375A2 Process for preparing polyolefins
05/22/1991EP0427839A1 Alpha-olefin polymers.
05/22/1991CN1051565A Polymetallic catalysis, method of preparing and polymers produced thereof
05/21/1991US5017714 Olefin polymerization catalyst
05/17/1991CA2029786A1 Olefin polymerization catalysts
05/16/1991WO1991006581A1 Process for preparing polyolefin fluff having controlled morphology using metallocene catalysis
05/16/1991WO1991006577A1 Support adjuvant for improved vanadium polymerization catalyst
05/16/1991WO1991006551A1 Process for the preparation of metallocenes
05/15/1991EP0427697A2 Metallocene catalysts with Lewis acids and aluminum alkyls
05/15/1991EP0427696A2 Process and catalyst for producing syndiotactic polymers
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