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)
06/2003
06/11/2003EP1317518A2 Adhesive compositions containing low molecular weight polymeric additives
06/11/2003EP1317516A2 Aqueous dispersions of comb copolymers and coatings produced therefrom
06/11/2003EP1317510A2 A method of toughening thermoplastic polymers and thermoplastic compositions produced thereby
06/11/2003EP1317509A2 A method of improving the melt processing of thermoplastic polymers and compositions produced thereby
06/11/2003EP1317505A2 Segmental copolymers and aqueous dispersions and films therefrom
06/11/2003EP1317504A2 A method of forming toughened thermoset articles and toughened thermoset articles produced thereby
06/11/2003EP1317494A2 Method for preparing graft copolymers and compositions produced therefrom
06/11/2003EP1317493A2 METHOD FOR PREPARING A CATALYST SUPPORT FOR POLYMERISING ETHYLENE AND $g(a)-OLEFINS, RESULTING SUPPORT AND CORRESPONDING CATALYST
06/11/2003EP1317490A1 Catalysts containing per-ortho aryl substituted aryl or heteroaryl substituted nitrogen donors
06/11/2003EP1183283B1 Molybdenum-based catalyst composition for polymerizing conjugated dienes
06/11/2003EP0977786B1 Premium pipe resins
06/11/2003EP0944638B1 Cis-bridged metal complexes
06/11/2003EP0939789B1 Tpo blends containing multimodal elastomers
06/11/2003CN1423677A Process for producing a polyethylene coating on a substrate
06/11/2003CN1423664A Partly crystalline propylene polymerisate composition for production of biaxial-stretched polypropylene films
06/11/2003CN1423662A Polymerization catalysts and processes therefor
06/11/2003CN1423653A Mixed metal alkoxide complexes and polymerization catalysts made therefrom
06/11/2003CN1423578A Organometal compound catalyst
06/11/2003CN1422876A Titanium-cobalt acetylacetonate composite catalyst for preparing branched polyethylene and its preparation method
06/11/2003CN1422875A Method of conversion between ziegler-Natta catalyst and, metallorene used in integral circuit reactor for producing polypropylene
06/11/2003CN1422874A Olefine polymerization catalyst, synthesis method and its use
06/11/2003CN1111178C Moulding product containing ethylene/alpha-olefine copolymer and moulding product containing ethylene copolymer
06/11/2003CN1111173C Process for the preparation of ethylene polymer and ethylene polymer
06/10/2003US6576779 Catalyst compositions and processes for olefin polymers and copolymers
06/10/2003US6576738 Poly (arylene ether) and process for making the same
06/10/2003US6576730 For the polymerization of unsaturated vinyl and/or vinylidene monomers
06/10/2003US6576729 Silylene catalysis of olefin polymerization
06/10/2003US6576727 Catalyst system for gas phase polymerization of conjugated dienes
06/10/2003US6576726 Titanium, zirconium, hafnium, vanadium, niobium, or tantalum metal cyclopentylindenyl complex and alumoxane activator
06/10/2003US6576723 Coordination catalyst comprising metallocene, organoboroaluminum, Lewis base and organometallic compound
06/10/2003US6576722 Used to improve adhesion between film-forming coatings and adhesives and polyolefinic substrates
06/10/2003US6576719 Isobutene polymerization process
06/10/2003US6576710 Using catalyst comprising transition metal and organometallic compounds; addition polymerization, catalysis
06/10/2003US6576583 Metallocene, organoaluminum compound, and a treated solid oxide having titanium tetrafluoride or zirconium tetrafluoride deposited on the surface; for olefin polymerization
06/10/2003US6576306 Propylene polymers for films
06/10/2003US6576159 Colorants, electroconductive materials; solubility, dissociation
06/10/2003CA2364756A1 Catalyst activator
06/05/2003WO2003046029A1 Pigment compositions with modified atrp copolymer dispersants
06/05/2003WO2003046025A1 Polymerization process
06/05/2003WO2003046023A1 Porous polymers of propylene
06/05/2003WO2003046022A1 Process for the treatment of polymer compositions
06/05/2003WO2003046015A2 Preparation of titanium organometallic complexes comprising a titanium bisalkoxide or dihalide moiety
06/05/2003WO2003045964A1 Metallocene compounds and process for the preparation of propylene polymers
06/05/2003WO2003045963A1 Process for the preparation of ethylene copolymers
06/05/2003WO2003045919A2 Process for the synthesis of amine ethers from secondary amino oxides and uses
06/05/2003WO2003045551A1 Organometallic transition metal compound, biscyclopentadienyl ligand system, catalyst system and preparation of polyolefins
06/05/2003WO2002085820A3 Chiral organic compounds and metal coordination complexes thereof
06/05/2003WO2002077045A3 Gas phase process for polymers with group 4 metal complex catalyst addition
06/05/2003WO2002050127A3 Start-up procedure for multiple catalyst polymerization systems
06/05/2003US20030105254 Catalyst precursor and olefin polymerization processes
06/05/2003US20030105253 Particulate group 4 metallocene-aluminoxane catalyst compositions devoid of preformed support, and their preparation and their use
06/05/2003US20030105252 Combining an alkenyl substituted indenyl (t-butylamido)dimethyl silane titanium dichloride half sandwich metallocene cocatalyst in liquid to with cocatalyst form a liquid catalyst system, conducting prepolymerization
06/05/2003US20030105251 Methods for adjusting melt properties of metallocene catalyzed olefin copolymers
06/05/2003US20030105250 Contacting ethylene with a catalyst system comprising at least two metal catalyst compounds and at least one activator
06/05/2003US20030105237 Polyolefin molding composition having a broad melting range, process for its preparation, and its use
06/05/2003US20030104928 Bridged metallocene catalyst compounds for olefin polymerization
06/05/2003US20030104927 Latent metallocene catalyst systems for olefin polymerization
06/05/2003US20030104743 Viscosity builder; primary thermal initiator; secondary thermal initiator with ten-hour half-life temperature at least about 5 degrees C. greater than that of the primary initiator; crosslinking agents.
06/05/2003US20030104476 Made by reacting a halophosphine compound with said polymer; use making metal-complexed catalysts; coumarin by catalyzed reaction of salicylaldehyde and an alkyl acrylate
06/05/2003CA2465291A1 Pigment compositions with modified atrp copolymer dispersants
06/05/2003CA2464107A1 Process for the synthesis of amine ethers from secondary amino oxides and uses
06/04/2003EP1316566A2 Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene
06/04/2003EP1315858A1 Polypropylene fibers and fabrics
06/04/2003EP1315765A1 Method for producing iso-olefin copolymers
06/04/2003EP1315764A2 Metallized unsaturated polymer anions, stabilized by a coordinate bond and having a large portion of cis double bonds
06/04/2003EP1226180A4 Organometal catalyst compositions
06/04/2003EP1159311B1 Process for producing polyethylene
06/04/2003EP1141045B1 Multistep process for preparing polyolefins having high melt strength
06/04/2003EP1059544B1 Plastic optical fiber, optical fiber cable, optical fiber cable with plug, method for producing methyl methacrylate based polymer and method for producing plastic optical fiber
06/04/2003EP0963365B1 Solid acids as catalysts for the preparation of hydrocarbon resins
06/04/2003CN1422312A Process for producing polymerized rosin
06/04/2003CN1422287A Saline chemical composition method for producing the same and the use thereof in catalyst systems for producing polyolefins
06/04/2003CN1422286A Modified particle, support, catalyst component for addition polymerization, catalyst for addition polymerization, and process for producing addition polymer
06/04/2003CN1422285A Process for producing fluoroelastomers
06/04/2003CN1422276A Method for polymerizing polar substituted cycloalkenes
06/04/2003CN1421471A Prepn process of block copolymer of conjugated diene and vinyl arene
06/04/2003CN1421468A Propylene polymerizing or copolymerizing process
06/04/2003CN1421467A In-situ copolymerization catalyst system for preparing linear low-density polyethylene
06/04/2003CN1110504C Dilithium initiator and preparation method
06/04/2003CN1110467C Process for producing alpha-olefins
06/04/2003CN1110366C Non self-igniting solid
06/03/2003US6573389 Bidentate organophosphorous ligands and their use
06/03/2003US6573353 Polypropylene which contains about 80 to about 150 branches per 1000 methylene groups
06/03/2003US6573350 Branched semi-crystalline high-C3 ethylene-propylene compositions
06/03/2003US6573347 Enhanced rates of polymerization and enhanced monomer to polymer conversions
06/03/2003US6573346 Telechelics based on vinyl polymers using a functionalized alkoxyamine initiator
06/03/2003US6573345 Late transition metal pyrrolaldimine chelates, especially bidentate
06/03/2003US6573344 Propylene polymerization process
06/03/2003US6573343 Multistep process for preparing polyolefins having high melt strength
06/03/2003CA2246003C Solid support for activating metallocene catalysts in olefin polymerization, its preparation process, corresponding catalytic system and polymerization process
06/03/2003CA2119737C Activation of catalyst in ethylene polymerization at high temperatures
06/03/2003CA2070654C Process for producing cyclic olefin based polymers, cyclic olefin copolymers, compositions and molded articles comprising the copolymers
06/03/2003CA2034759C Novel ethylene alpha-olefin polymer substituted mono- and dicarboxylic acid dispersant additives
05/2003
05/30/2003WO2003044067A1 Improved olefin polymerization process
05/30/2003WO2003044066A2 Copolymers of olefins and vinyl- and allylsilanes
05/30/2003WO2003044065A2 Microstructure modifier for anionic polymerization
05/30/2003WO2003044063A1 Plastic pipes of polyolefins
05/30/2003WO2003044062A1 Polymerization catalyst for olefins and process for polymerization of olefins
05/30/2003WO2003044061A1 Polymerization monitoring and control using leading indicators
05/30/2003WO2003025027A3 Supported phosphinimine polymerization catalyst
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