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)
01/1997
01/01/1997CN1139439A Method of producing ethylene polymers by polymermization in suspension
01/01/1997CN1139121A Process for preparing dry strength additive for paper and use thereof
01/01/1997CN1139118A Particles comprising magnesium chloride, process for their production, and polyolefin particles
01/01/1997CN1139094A Inhibition of unsaturated monomers with 7-aryl quinone methides
01/01/1997CN1033703C Method capable of regulating molecular weight for preparing extra high molecular polyethylene
12/1996
12/31/1996US5589558 Containing perfluoro-(alkyl vinyl) ether units
12/31/1996US5589556 Metallocene, alumoxane
12/31/1996US5589549 Multistage process for the (CO) polymerization of olefins
12/31/1996US5589548 Process for preparing difunctional telechelic linear non-crosslinked polyolefins
12/31/1996US5589539 Process for preparing an in situ polyethylene blend
12/31/1996US5589533 Self-crosslinking composition, forming obtained from the composition, and method for manufacturing the forming
12/31/1996US5589150 Method for preparing spherular silica gel particles
12/31/1996US5589105 Styrene-fluoropolymer
12/31/1996CA2180170A1 Process for the preparation of crystalline vinylaromatic polymers with a predominantly syndiotactic structure
12/30/1996CA2180073A1 Process for the preparation of stabilized olefin polymers
12/29/1996CA2179371A1 Ethylene copolymer rubber, vulcanizable rubber composition containing the copolymer rubber, and process for preparing the copolymer rubber
12/27/1996WO1996041808A1 Ionic compounds and catalyst for olefin polymerization using the compounds
12/27/1996EP0749989A2 Graft modified ethylene/alpha-olefin copolymer, and ethylene copolymer compositions
12/27/1996EP0749988A2 Process for the preparation of cycloolefin copolymers
12/27/1996EP0749985A2 Stereo rigid metallocene compounds
12/27/1996EP0749984A2 Alpha-olefin polymerization catalyst and process for producing alpha-olefin polymer
12/27/1996EP0749983A1 Particles containing magnesium chloride, method for obtaining them and polyolefin particles
12/27/1996EP0749975A1 Transition metal compound
12/25/1996CN1138589A Compounding solid catalyst and its prepn. and use
12/24/1996US5587501 Using a coordination catalyst
12/24/1996US5587440 Process for the preparation of ultrahigh molecular weight polyethylene having a high bulk density
12/24/1996US5587439 Coordination catalysts
12/24/1996US5587431 Synthesis of terminally unsaturated oligomers
12/24/1996US5587420 Wear resistant, friction resistant tire
12/24/1996CA2094057C Process for the production of polyethylene
12/24/1996CA2029000C Process for the preparation of random copolymers
12/24/1996CA2028877C Process for the preparation of random copolymers
12/22/1996CA2179653A1 Magnesium chloride-containing particles, process for preparing the same, polyolefin particles
12/20/1996CA2179355A1 Process for preparing cycloolefin copolymers
12/20/1996CA2179354A1 Stereorigid metallocene compound
12/19/1996WO1996040808A1 Process for preparing low molecular, highly reactive polyisobutylene
12/19/1996WO1996040806A1 Polymerization of crystalline copolymers of olefins and cyclic olefins
12/19/1996WO1996040805A1 Bimetallydic transition metal catalyst systems
12/19/1996WO1996040804A1 Supported catalyst composition for polymerization of olefins
12/19/1996WO1996040797A1 Impregnated applicator tip
12/19/1996WO1996040796A1 Halogenated supports and supported activators
12/19/1996DE19623789A1 Prodn. of polybutadiene rubber with high 1,4-cis content
12/19/1996CA2221260A1 Impregnated applicator tip
12/19/1996CA2220655A1 Bimetallocyclic transition metal catalyst systems
12/18/1996EP0748824A1 High stereoregular polypropylenes
12/18/1996EP0748822A2 Catalyst component useful for the polymerization of olefins
12/18/1996EP0748821A1 Transition metal compound
12/18/1996EP0748820A1 Alpha-olefin polymerization catalyst and process for producing alpha-olefin polymer
12/18/1996EP0748819A1 Alpha-olefin polymerization catalyst and process for producing alpha-olefin polymer
12/18/1996EP0748352A1 Method of modification of bulk polymers with metal catalyzed ionic polymerization
12/18/1996EP0748340A1 Olefin polymerization catalysts
12/18/1996EP0690748B1 Coordination catalyst systems containing intramolecularly stabilized organometallic compounds
12/18/1996EP0646137B1 Supported catalyst for 1-olefin(s) (co)polymerization
12/18/1996CN1138337A Catalyst composition
12/18/1996CN1138052A Catalyst preparation of syndiotactic polystyrene
12/18/1996CN1138051A Process for obtaining ethylene-propylene elastomer copolymers with high purity and controlled moelcular weight distribution
12/18/1996CN1138050A Novel catalysts for production of polyolefins
12/18/1996CN1138048A Catalyst for olefines polymerizing and manufacture method of polyolefine
12/18/1996CN1033590C Olyfin polymerizing catalyst
12/17/1996US5585509 Metallocene complexes having heterofunctional groups in the cyclopentadienyl system
12/17/1996US5585508 Metallocenes, process for their preparation and their use as catalysts
12/17/1996US5585448 Using cyclopentadienyl ligand containing metallocene catalyst
12/17/1996US5585317 Spherical catalyst component comprising titanium compound having at least one titanium-halogen bond and one or group supported on activated magnesium dihalide and having specified porosity
12/17/1996US5585184 Colorable non-sticky resin core-shell particles
12/12/1996WO1996039450A1 Process for transitioning between incompatible polymerization catalysts
12/12/1996DE19520599A1 Multi-nuclear bridged metallocene cpds.
12/12/1996DE19520078A1 Verfahren zur Herstellung von niedermolekularem, hochreaktivem Polyisobuten A process for the preparation of low molecular weight, highly reactive polyisobutene
12/11/1996EP0747430A1 Reactor blends of small amounts of syndiotactic polypropylene in isotactic polypropylene
12/11/1996EP0747406A1 Process for producing syndiotactic/isotactic block polyolefins
12/11/1996EP0747405A1 Lithium amino magnesiate polymerization initiators and elastomers having reduced hysteresis
12/11/1996EP0747403A1 A process for producing an isotactic/syndiotactic polymer blend in a single reactor
12/11/1996EP0747402A1 Ziegler-Natta catalysts with metallocenes for olefin polymerization
12/11/1996EP0747401A1 Bifunctional electron donors for olefin polymerization
12/11/1996EP0747400A1 Alpha-olefin polymerization catalyst and process for producing alpha-olefin polymer
12/11/1996EP0746575A1 Process for preparing copolymers from vinyl esters and monoethylenically unsaturated carboxylic acids and use thereof
12/11/1996EP0746574A1 Polymerization catalyst systems, their production and use
12/11/1996EP0746573A1 Polymerizable compositions made with polymerization initiator systems based on organoborane amine complexes
12/11/1996EP0746572A1 New functionalized initiators for anionic polymerization
12/11/1996EP0652904B1 Catalyst component for ethylene polymerization
12/11/1996CN1137537A Process for manufacturing isoprene containing block copolymers
12/11/1996CN1137536A C5 fraction cationic polymerization catalyst
12/11/1996CN1137527A Metallocene compound and its use as catalyst component
12/11/1996CN1033511C Cocatalyst based on silane and monoether for polymerization of propylene
12/11/1996CN1033510C Olefin polymerization catalyst and its usage
12/10/1996US5583190 Polymerizing with chain tranfer agent in presence of a perxoy promoters
12/10/1996US5583189 Using a catalyst system comprising the reaction product of a metallocene compound, a solid organoaluminoxy product and an organometal compound
12/10/1996US5583188 Using titanium, organoaluminum, nitrogen or oxygen heterocycle containing catalyst
12/10/1996US5583085 Preparation of dehydroxylated supports
12/10/1996US5582923 Extrusion compositions having high drawdown and substantially reduced neck-in
12/08/1996CA2178419A1 Polypropylene blend
12/08/1996CA2178418A1 Ziegler-natta catalysts with metallocenes for olefin polymerization
12/08/1996CA2178145A1 Lithium amino magnesiate polymerization initiators and elastomers having reduced hysteresis
12/05/1996WO1996038485A1 Ethylene-pentene-hexene copolymer, process for its preparation and use for the production of films
12/05/1996WO1996038458A1 Bridged metallocene compounds, processes for the preparation thereof, and use thereof in catalysts for the polymerization of olefins
12/05/1996WO1996023010A3 α-OLEFINS AND OLEFIN POLYMERS AND PROCESSES THEREFOR
12/05/1996CA2220350A1 Ethylene-pentene-hexene copolymer, process for its preparation and use for the production of films
12/04/1996EP0745662A1 Detergent builder, process for producing the same, and detergent composition containing said builder
12/04/1996EP0745623A1 Elastic thermoplastic graft polymers with improved properties
12/04/1996EP0745619A1 Syndiotactic terpolymers of styrene
12/04/1996EP0745618A1 Process for preparing crystalline high, 1,4-trans polybutadiene
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