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 4 - Polymerisation catalysts
Patents for C08F 4 - Polymerisation catalysts (50,749)
06/1998
06/24/1998EP0849292A1 Olefin polymerisation catalysts and processes for producing olefin polymers
06/24/1998EP0849291A1 Catalyst for olefin polymerization and method for preparing polyolefins
06/24/1998EP0849288A1 Catalyst for polymerization of an olefin, and method for producing an olefin polymer
06/24/1998EP0849287A1 A polyolefin catalyst for polymerization of propylene and a method of making and using thereof
06/24/1998EP0849286A1 Improved polymer yield from supported metallocene catalysts
06/24/1998EP0849285A2 Gas phase polymerization process of C2-C8-alk-1-enes using a Ziegler-Natta- or a metallocene catalyst
06/24/1998EP0849273A1 Metallocenes, their preparation and use in the polymerization of alpha-olefins
06/24/1998EP0849074A2 Cycloolefin copolymer containing sealable oriented sheets
06/24/1998EP0848715A1 Catalyst compositions comprising organometallic compounds
06/24/1998CN1185788A Ethylene-pentene-hervene copolymer, process for its preparation and use for the production of films
06/24/1998CN1185787A Azaborolinyl metal complexes as olefin polymerization catalysts
06/24/1998CN1185447A Propene-1-butene copolymer
06/24/1998CN1185446A Polyolefin catalyst for propene polymerization and preparation and using method thereof
06/24/1998CN1185445A Catalyst activity increasing method by supported metallocene catalyst
06/24/1998CN1185444A Ethene polymerization method and product thereof
06/24/1998CN1185443A Olefin polymerization catalyst and method for preparing polyolefin using said catalyst
06/23/1998US5770755 Process to prepare polymeric metallocenes
06/23/1998US5770753 Addition polymerization catalyst
06/23/1998US5770670 Allyl peroxide chain transfer agents
06/23/1998US5770666 Metallocene
06/23/1998US5770665 Molecular weight control
06/23/1998US5770664 Catalyst component for producing polyolefin, catalyst for producing polyolefin comprising the catalyst component, and process for producing polyolefin in the presence of the catalyst
06/23/1998US5770663 Metallocene preparation and use
06/23/1998US5770540 Chlorine, magnesium, and titanium compounds on support; molecular weight control
06/23/1998US5770539 Lewis acid catalysts supported on porous polymer substrate
06/23/1998US5770538 Group 4 metal diene complexes and addition polymerization catalysts therefrom
06/19/1998CA2225186A1 Films
06/18/1998WO1998026000A1 Interpolymer compositions and cast stretch film therefrom
06/18/1998WO1998025939A1 Cis-bridged metal complexes
06/18/1998WO1998025872A1 Substance mixtures containing stabilizers and compounds containing vinyl groups
06/18/1998DE19652340A1 Verfahren zur Herstellung von Cycloolefincopolymers A process for preparing the cycloolefin copolymer
06/18/1998DE19652338A1 Verfahren zur Herstellung eines Cycloolefincopolymers A process for preparing a cycloolefin copolymer
06/18/1998DE19651307A1 Stoffmischungen, enthaltend vinylgruppenhaltige Verbindungen und Stabilisatoren Compositions containing vinyl-containing compounds and stabilizers
06/17/1998EP0848033A1 Flame-retardant resin composition, and insulated wire, shielded wire and insulating tube comprising the composition
06/17/1998EP0848022A1 Production of Ethylene/Butene copolymers with a single metallocene catalyst and a single monomer
06/17/1998EP0848021A2 Ethylene polymerization Processes and products thereof
06/17/1998EP0848020A1 Ethylene/alpha-olefins copolymers
06/17/1998EP0848015A1 Catalyst for the production of functionalized polymers
06/17/1998EP0847408A1 Method for producing diene-modified propylene polymer
06/17/1998EP0847383A1 Multi-component liquid azodinitrile mixtures
06/17/1998EP0847330A1 Method and composition for the manufactue of ophthalmic lenses
06/17/1998EP0804490B1 Borabenzene based olefin polymerization catalysts
06/17/1998CN1185164A Homopolymers and copolymers of cationically polymerizable monomers, and prepn. method therefor
06/17/1998CN1185163A Polymer including olefinically unsaturated monomers
06/17/1998CN1038755C Ethylene polymer, Process for preparing same
06/17/1998CN1038754C Process for preparing ziegler-natta type catalyst with granular carrier, and the use thereof
06/16/1998US5767334 Distillation of product while separating vaporized boron trifluoride cocatalyst complex; simultaneously separating vaporized unreacted monomer from bottom product
06/16/1998US5767300 Metallocene compound
06/16/1998US5767215 Coarse-grained polyolefin, its production method and a catalyst used in the method
06/16/1998US5767211 Low viscosity automobile coating
06/16/1998US5767210 Palladium catalysts
06/16/1998US5767209 Catalyst compositions and process for preparing polyolefins
06/16/1998US5767208 High temperature olefin polymerization process
06/16/1998US5767190 Terpolymers of ethylene, their preparation and their use as additives for mineral oil distillates
06/16/1998US5767034 Olefin polymerization catalyst with additive comprising aluminum-silicon composition, calixarene derivatives or cyclodextrin derivatives
06/16/1998US5767033 Transition metal compound and olefin polymerization catalyst component comprising said compound
06/16/1998US5767032 Catalyst for olefin polymerization and a method for the manufacture thereof
06/16/1998US5767031 Ziegler-Natta catalysts modified with metallocenes
06/16/1998CA2131298C Polymerization process
06/12/1998CA2224673A1 Ethylene/alpha-olefins copolymers
06/12/1998CA2192722A1 Polyethylene polymerization catalyst and process
06/10/1998EP0846707A1 Method for preparing conjugated diene polymer
06/10/1998EP0846706A1 Olefin polymerization catalyst and preparation process of polyolefin using the same
06/10/1998EP0846705A2 Group 5 and 6 transition metal catalyst precursors
06/10/1998EP0846696A1 Catalyst for polymerization of alpha-olefins
06/10/1998EP0846681A1 Novel sulfonium salt compounds, polymerization initiator, curable composition, and curing method
06/10/1998EP0846132A1 Catalyst system for the preparation of a rubbery copolymer
06/10/1998EP0846131A1 Polymerisates of ethylene with a high degree of resistance to stress crack, and a catalyst system for the production thereof
06/10/1998EP0846122A1 Bridged metallocene compounds, processes for the preparation thereof, and use thereof in catalysts for the polymerization of olefins
06/10/1998EP0775163B1 Supported olefin polymerization catalyst
06/10/1998CN1184490A Process for preparing polymers of vinyl monomers with narrow molecular weight distribution by controlled free-radical polymerisation
06/10/1998CN1184489A Method of preparing catalyst components
06/10/1998CN1184485A Coupling of anionic polymers with trialkoxysilanes having silicon-hydrogen bonds
06/10/1998CN1184120A Process for polymerization of alpha-olefin, poly-alpha-olefin prepared thereby, and aminosilane compound usable as constituent of catalyst for process
06/10/1998CN1184118A Process and metallocene catalyst for producing syndiotactic polymers
06/10/1998CN1184116A Polymerization in presence of stable free radical and of iniferter
06/10/1998CN1038685C Solid catalyst for olifin polymerization and its components
06/10/1998CN1038684C Catalyst system and its application in olefin polymerization
06/09/1998US5763723 Chromium compounds and uses thereof
06/09/1998US5763556 Copolymers of ethylene and geminally disubstituted olefins
06/09/1998US5763549 Cationic metallocene catalysts based on organoaluminum anions
06/09/1998US5763548 Addition polymerization using transition metal catalysts
06/09/1998US5763547 Supported catalyst complexes for olefin in polymerization
06/09/1998US5763543 Catalytic plasma polymerizing in presence of metallocene catalyst
06/09/1998US5763542 Process for the preparation of an olefin polymer using specific metallocenes
06/09/1998US5763533 Dielectric cable coating composition
06/09/1998US5763349 Mixing a neutral halogenated transition metallocene with a catalyst support and impregnating with a solution of an ionizing agent; storage stability; high molecular weight polymers having broad molecular weight distribution
06/09/1998US5762914 Flame-hydrolytically produced titanium dioxide mixed oxide, method of its production and its use
06/04/1998WO1998023799A1 Fibers and fibrous moldings made by using the same
06/04/1998WO1998023651A1 Method for preparing polyacryl(meth)acrylates
06/04/1998DE19752860A1 Polypropylene material with an improved balance of properties
06/03/1998EP0845484A2 Copolymer, hydrogenated product thereof, and process for producing the same
06/03/1998EP0703930B1 Components and catalysts for the polymerization of olefins
06/03/1998EP0495099B1 Olefin copolymer and production thereof
06/03/1998CN1183789A Amorphous olefin co/ter-polymers
06/03/1998CN1183788A Process and catalyst for hono- and copolymerization of olefins
06/03/1998CN1183420A Copolymer, hydrogenated product thereof, and process for producing the same
06/03/1998CN1183418A Polypropylene and biaxially oriented film produced with said polypropylene
06/03/1998CN1038593C Method for preparing solid catalyst component for ethylene (co)polymerization
06/02/1998US5760266 Method for the cyclotrimerization of alkynes in aqueous solutions
1 ... 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 ... 508