Patents for C08F 4 - Polymerisation catalysts (50,749)
08/2001
08/29/2001CN1310728A Methods for forming amorphous ultra-high molecular weight polyalphaolefin drag reducing agent
08/29/2001CN1310189A Stabilization of polymer using stable free radical
08/29/2001CN1310188A Process for producing ethylene and conjugated diolefins copolymer and catalytic system and process for producing the same catalytic system
08/29/2001CN1310187A Slurry polymerization process for linear extra-low density ethylene copolymer
08/29/2001CN1310183A Transition metal compound, its producing process olefine polymerization catalyst containing the same transition metal compound and process for producing olefine polymer
08/29/2001CN1070201C Ethylene alpha-olefin block copolymers and producing process thereof
08/29/2001CN1070194C Vanadium base catalyst and its use
08/28/2001US6281327 Vinyl aromatic-conjugated diene copolymer
08/28/2001US6281316 Enhanced crosslinking terpolymer
08/28/2001US6281311 Heating using free radical catalyst containing a nitroxyl radical
08/28/2001US6281309 Flourinated solid acids as catalysts for the preparation of hydrocarbon resins
08/28/2001US6281308 Coordination catalyst
08/28/2001US6281307 Polymerizable composition, process for producing cross linked polymers, and cross-linkable polymers
08/28/2001US6281306 Spray drying
08/28/2001US6281305 Iron-based catalyst for producing oligomers of conjugated dienes
08/28/2001US6281304 Preparation of polymers of vinylaromatic compounds under superatmospheric pressure in the presence of volatile hydrocarbons
08/28/2001US6281303 Olefin oligomerization and polymerization catalysts
08/28/2001US6281302 Solid catalyst component, catalyst for olefin polymerization, and method for producing olefin polymer
08/28/2001US6281301 Coordination catalyst
08/28/2001US6281155 Transition metal coordination complex containing at least one boraaryl ligand; and a boron activator compound; particulate ethylene homopolymer or ethylene-c3-8 alpha-olefin copolymer support
08/28/2001US6281153 Catalysts based on fulvene metal complexes
08/28/2001CA2121461C Olefin polymerization using an aluminoxane/chromium catalyst
08/23/2001WO2001060869A1 Process for producing fluoroelastomers
08/23/2001WO2001060792A1 S,S'-BIS-(α,α'-DISUBSTITUTED-α'-ACETIC ACID)-TRITHIOCARBONATES AND DERIVATIVES AS INITIATOR - CHAIN TRANSFER AGENT - TERMINATOR FOR CONTROLLED RADICAL POLYMERIZATIONS AND THE PROCESS FOR MAKING THE SAME
08/23/2001US20010016639 Article formed from propylene diene copolymers
08/23/2001US20010016638 Living polymerisation process
08/23/2001US20010016637 N,N'-ethylenebis (3,5-di-tert-butylsalicylidene imine) enolate of tert-butyl isobutyrate aluminum; for anionic polymerization of polymethyl methacrylate, for example
08/23/2001US20010016635 Alpha-olefin polymerization catalyst system which contains an aromatic silane compound
08/23/2001US20010016634 By reacting in aprotic solvent an organic aldehyde or ketone, and an organic primary amine with a nickel, palladium, iron, or cobalt compound; catalysis of olefin polymerization without isolating complex
08/23/2001US20010016633 Process for producing solid catalyst component and catalyst for alpha-olefin polymerization, and process for producing alpha-olefin polymer
08/23/2001US20010016553 Olefin polymerization catalyst
08/22/2001EP1125982A2 Thermoplastic fluorinated polymers
08/22/2001EP1125979A1 Polymer blends
08/22/2001EP1125953A2 Method of producing a vinyl acetate polymer and its saponification product
08/22/2001EP1125952A1 Catalyst preparation method
08/22/2001EP1125951A1 Polymerization catalyst
08/22/2001EP1125950A1 Polymerization catalyst
08/22/2001EP1125928A1 Transition metal compounds, catalysts for the production of alpha-olefins and process therefor
08/22/2001EP1125920A1 Method for separation of isomers of azo compounds
08/22/2001EP1124868A1 Production of multimodal polyethylene
08/22/2001EP1124867A1 Method for the anionic polymerisation of dienes
08/22/2001EP1124866A1 Continuous dosing of very fast initiators during polymerization reactions
08/22/2001EP1124865A1 Process for polymerizing cationically polymerizable olefin
08/22/2001EP1124864A1 Dual reactor ethylene polymerization process
08/22/2001EP1124863A1 Process for hydrogenating a conjugated diene polymer
08/22/2001EP1124861A1 Catalyst components for the polymerization of olefins and catalysts therefrom obtained
08/22/2001EP1124860A1 Method for producing a polymer
08/22/2001EP1124859A1 Compound comprising a transition metal cation linked to an aluminoxate anion and its use as catalyst component
08/22/2001EP1124858A1 Slurry polymerization process and polymer compositions
08/22/2001EP1124857A1 Method for producing defined layers or layer systems
08/22/2001EP1124786A1 Process for the preparation and uses of derivatives of esters of alpha-methylene- beta-hydroxy acids
08/22/2001EP0811010B1 Metallocene complexes with cationic bridges
08/22/2001CN1309676A Thermoplastic moulding material based on special highly effective grafted polymer components
08/22/2001CN1309675A Thermoplastic moulding materials based on highly effective grafted rubber components
08/22/2001CN1309674A Method for polymerizing conjugated diolefins (dienes) with rare-earth catalysts in presence of vinylaromatic solvents
08/22/2001CN1309672A Method for polymerizing conjugated diolefins (dienes) with catalysts based on cobalt compounds in presence of vinylaromatic solvents
08/22/2001CN1309671A Method for polymerizing conjugated diolefins (dienes) with catalysts based on vanadium compounds in presence of vinylaromatic solvents
08/22/2001CN1309670A Process for polymerizing cationically polymerizable olefin
08/22/2001CN1309669A Branched polyprpoylene compositions
08/22/2001CN1309139A Solid catalytic component contg. zirconium and cycloalkadineyl, method for producing same and olefine polymerization method in presence of it
08/22/2001CN1069908C Gas phase polymerization of alpha olefins
08/22/2001CN1069907C Solid catalytic component contg. zirconium and cycloalkadienyl group, process for producing it and process for polymerization of olefines in its presence
08/22/2001CN1069906C Multi-chelate organolithium initiator and method for synthesizing polymer with wide molecular weight distribution and high Mooney viscosity therewith
08/21/2001US6278032 Ethylene polymers with α-olefins
08/21/2001US6278009 Heterogeneous catalyst components for olefins polymerization, preparation process and use thereof
08/21/2001US6277937 Process for producing fluorelastomers
08/21/2001US6277935 Polymerizable composition and polymerization method
08/21/2001US6277934 A syndiotactic homo- or copolymer from a styrenic compound in the presence of a metallocene of high, stable activity comprising a titanium compound and an organic aluminoxy compound of specific nuclear magnetic resonance spectrum
08/21/2001US6277933 Polyacrylonitrile particles by surfmer polymerization and sodium removal by chemical exchange
08/21/2001US6277931 Dual reactor ethylene polymerization process
08/21/2001US6277779 Process and iron-based catalyst composition for the production of syndiotactic 1,2-polybutadiene
08/21/2001US6277778 Heteroatom substituted metallocene compounds for olefin polymerization catalyst systems and methods for preparing them
08/16/2001WO2001058970A1 Propylene impact copolymers
08/16/2001WO2001058969A1 Chemically-modified supports and supported catalyst systems prepared therefrom
08/16/2001WO2001058968A1 Ethylene-base copolymers, process for producing the same and lubricating oil compositions containing the same
08/16/2001WO2001058966A1 Polymerisation catalyst
08/16/2001WO2001058964A1 Syndiotactic styrene polymers and process for the production thereof
08/16/2001WO2001058913A1 Method of preparing group 14 bridged biscyclopentadienyl ligands
08/16/2001WO2001058912A1 Dinuclear group 4 metal boron or aluminum bridge containing ansa-complexes
08/16/2001WO2001058874A1 Non-symmetrical ligands and catalyst systems thereof for ehtylene oligomerisation to linear alpha olefins
08/16/2001WO2001058589A1 PHOSPHOR, ARSENIC AND ANTIMONY COMPOUNDS BASED UPON DIARYL-ANELLATED BICYCLO`2.2.N! PARENT SUBSTANCES AND CATALYSTS CONTAINING SAME
08/16/2001WO2001058587A1 Organometal catalyst composition
08/16/2001US20010014765 Process for producing solid catalyst component and catalyst for alpha-olefin polymerization, and process for producing alpha-olefin polymer
08/16/2001US20010014751 High yields of ethylene (co)polymers of low molecular weights without hydrogen molecular weight regulators; narrow molecular weight distribution
08/16/2001US20010014727 Coordination catalyst in catalyst support
08/16/2001US20010014726 Coordination catalyst
08/16/2001US20010014725 Organometallic compounds with fused indenyl ligands
08/16/2001US20010014724 Films, pipes
08/16/2001US20010014718 Resin compositions and use of the same
08/16/2001US20010014704 Method for polymerizing contact lenses
08/16/2001US20010014646 Bidentate ligands bonded to nickel, palladium, cobalt, or iron, and optionally, one or more neutral Lewis acids
08/16/2001EP1123941A1 Method for making and using a supported metallocene catalyst system
08/16/2001EP1123938A2 Organometallic fluorenyl compounds, preparation, and use
08/16/2001EP1123332A1 Microgels and process for their preparation
08/16/2001EP1123324A1 Dialkyl peroxide compound and process using such for initiating a chemical reaction
08/16/2001EP1123322A1 A catalyst composition and methods for its preparation and use in a polymerization process
08/16/2001EP1123321A1 Supported bidentate and tridentate catalyst compositions and olefin polymerization using same
08/16/2001EP1123320A1 Process for making a dilithium initiator, and the use therof
08/16/2001EP1123319A2 Supported polymerization catalysts
08/16/2001EP1123318A1 Method for polymerising olefins in the presence of water