Patents for C08F 10 - Homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (36,091)
01/2004
01/15/2004US20040010102 Bridged ylide group containning metal complexes
01/15/2004US20040010101 Spray-dried polymerization catalyst and polymerization processes employing same
01/15/2004US20040010100 Spray-dried polymerization catalyst and polymerization processes employing same
01/15/2004US20040010098 Device for feeding reactor initiators
01/15/2004US20040007158 Solvent-containing pastes containing in addition polyolefin wax
01/14/2004EP1380602A1 Process for the (co-)polymerisation of olefins in the gas phase
01/14/2004EP1380601A1 Supported Ziegler - metallocene catalyst composition and process for olefin polymerization and olefin copolymerization with alpha olefins using novel catalyst systems
01/14/2004EP1380598A1 Supported catalyst for olefin polymerization and process for polymerizing olefin by means thereof
01/14/2004EP1379561A2 Transition metal donor complexes and olefin polymerization process
01/14/2004EP1379560A1 Olefin polymerization catalyst
01/14/2004EP1379559A1 Separation of isobutene non-reacted during polymerization of isobutene
01/14/2004EP1119800B8 A system for on line inference of physical and chemical properties and system for on line control
01/14/2004EP1040130B1 Start-up polymerization process
01/14/2004CN1468265A Production of polypropylene
01/14/2004CN1468264A Method for producing double molecular weight ethylene resin
01/14/2004CN1467229A Process for producing alkene random copolymerization by serum method
01/14/2004CN1134467C Shear thining ethylene/alpha-olefin interpolymers and their preparation
01/14/2004CN1134466C Methods for forming amorphous ultra-high molecular weight polyalphaolefin drag reducing agent
01/14/2004CN1134464C Slurry polymerization process using unsupported phosphinimine catalyst
01/14/2004CN1134463C Homopolymers and copolymers of ethylene
01/14/2004CN1134462C Mixed titanium-vanadium catalyst for solution ethylene polymerization
01/14/2004CN1134461C Process for preparing metallocene catalyst with high-molecular shell-nucleus structure
01/14/2004CN1134458C Metallocene catalyst with shell-nuclear compounded carrier and its preparing process
01/14/2004CN1134456C Method for polymerizing alpha-olefins in a gaseous phase
01/14/2004CN1134298C Method for producing phillips catalysts for polymerizing olefins with better productivity rates in particle-form process
01/14/2004CN1134293C Fluid bed polymerization
01/13/2004US6677441 Cationic group 3 catalyst system
01/13/2004US6677423 Polymerization of ethylene
01/13/2004US6677419 Preparation of copolymers
01/13/2004US6677412 Coordination catalyst on polystyrene support
01/13/2004US6677411 Component of catalyst for olefin polymerization
01/13/2004US6677410 Procatalysts, catalyst systems, and use in olefin polymerization
01/13/2004US6677408 High pressure addition polymerization and/or chain extension by mixing activators with mixtures of ethylene, molecular weight control agents and optionally polyethylene, to form low density polymers
01/13/2004US6677267 For addition polymerization of alpha-olefins
01/13/2004US6677266 Contacting magnesium chloride with a vanadium compound containing at least one electron donor thereby yielding a product that is thereafter contacted with a titanium compound
01/13/2004US6677265 The metallocene used as the feed having in the molecule at least one polymerizable olefinic substituent
01/08/2004WO2004003037A1 Halogen substituted catalyst system for olefin polymerization
01/08/2004WO2004003032A2 Heterocyclic nitrogen-containing activators and catalyst systems for olefin polymerization
01/08/2004WO2004003031A2 Polymerization catalyst activators, method of preparing and their use in polymerization processes
01/08/2004WO2004003030A1 Catalyst composition for olefin polymerization
01/08/2004US20040006186 Polymerization catalyst compositions and processes to produce polymers and bimodal polymers
01/08/2004US20040005984 Bridged bi-aromatic ligands, catalysts, processes for polymerizing and polymers therefrom
01/08/2004US20040005983 New polymerization catalyst activators are disclosed which include a heterocyclic compound, which may or may not be substituted, and an aluminum alkyl or an aluminoxane. Supported activators of the invention include the heterocyclic
01/07/2004EP1377629A1 Polyolefin sheets for thermoforming
01/07/2004EP1377614A2 Low molecular weight isotactic polypropylene polymers, copolymers and derivatives and materials prepared therewith
01/07/2004EP1377613A2 Method of making interpolymers and products made therefrom
01/07/2004EP1377612A2 Polymerization catalyst system, polymerization process and polymer therefrom
01/07/2004EP1080122B1 Polymeric materials formed using blends of electron donors
01/07/2004EP0888390B1 Process for forming polyalphaolefin drag reducing agents and composition containing same
01/07/2004CN1466596A Method for producing highly productive supported ionic catalyst for gas phase polymerization
01/07/2004CN1465599A Metallocene olefin polymerizing catalyst and preparation process thereof
01/07/2004CN1133663C Catalyst component comprising magnesium, titanium, halogen and electron donor, its preparation and use
01/07/2004CN1133662C Linear, Isotactic polymers, process for preparing same, and use thereof
01/07/2004CN1133661C Catalyst composition and methods for its preparation and use in polymerization process
01/07/2004CN1133660C High temp olefin polymerization process
01/07/2004CN1133659C Olefin polymerization process
01/07/2004CN1133656C Method for producing polymer
01/06/2004US6673882 Supported single-site catalysts useful for olefin polymerization
01/06/2004US6673880 Bridged zirconocene compounds, process for their preparation and their use as catalyst components in the polymerization of olefins
01/06/2004US6673878 Tubular polymerization reactors and polymers made therein
01/06/2004US6673736 Chromate ester catalyst and method of using same to produce high performance polyethylene products
01/06/2004CA2162946C Propylene block copolymer and process for producing the same
01/02/2004EP1375538A1 Process for producing polyolefin resin composition and polypropylene composition
01/02/2004EP1375528A1 Method for the preparation of olefin polymerisation catalysts
01/02/2004EP1373403A1 Heterophasic propylene polymer
01/02/2004EP1373337A2 Propylene polymers for films
01/02/2004EP1373333A1 Method for feeding catalysts
01/02/2004EP1373332A1 Olefin polymerization catalyst component and catalyst system and polymerization process using such a catalyst system
01/02/2004EP1373325A2 Latent metallocene catalyst systems for olefin polymerization
01/02/2004EP1373284A1 Catalysts characterized by a donor-acceptor interaction
01/02/2004EP1373283A1 Non-metallocenes, method for the production thereof and the use thereof for the polymerisation of olefins
01/02/2004EP1373282A2 Bimetallic catalysts for olefin polymerization
01/02/2004EP1373281A1 Metal complexes containing acetylenic ligands, polymerization catalysts and addition polymerization process
01/01/2004US20040002420 Stable catalysts and co-catalyst compositions formed from hydroxyaluminoxane and their use
01/01/2004US20040002419 Using caomplex as polymerization castalyst for alpha-olefins
12/2003
12/31/2003WO2004000897A1 Polypropylene composoitions methods of making the same
12/31/2003WO2004000895A1 Liquid phase process for the polymerization of alpha-olefins
12/31/2003WO2004000894A1 Yttrium-based ethylene polymerization catalysts with bulky amidinate ancillary ligands
12/31/2003WO2004000893A1 Solid catalyst component for polymerization and copolymerization of ethylene, and, process for obtaining the same
12/31/2003WO2004000890A2 Grafting of nitroxyl terminated oligomers or polymers onto thermoplastic polymers
12/31/2003CN1464895A Olefinic thermoplastic elastomer, process for production thereof, olefinic thermoplastic elastomer compositions, process for producing the same and moldings thereof
12/31/2003CN1464882A Catalyst for olefin polymerization and method for preparing polyolefins
12/31/2003CN1463993A Acrylic polymer
12/31/2003CN1463992A Catalyst component and catalyst for ethylene polymerization, process for preparing and use of the catalyst component
12/31/2003CN1463991A Solid catalyst component for ethylene polymerization and catalyst therefor
12/31/2003CN1463990A Process for preparing olefin polymerization ball type catalytic component and carrier
12/31/2003CN1132866C Propene block copolymer and its preparing method
12/31/2003CN1132865C 抗冲击聚烯烃组合物 Impact resistant polyolefin composition
12/31/2003CN1132858C Solid titanium catalyst component for olefin pkymerization, process for preparing the same, olefin pdymerization catalyst contanining catalyst component and olefin polyrnerization process using......
12/31/2003CN1132857C Olefine polymerized solid catalyst component containing clay and its preparing process
12/31/2003CN1132856C Catalyst for polymerizing semi-metallocene with olefin and its preparing process and application
12/31/2003CN1132855C Olefine polymerizing semi-metallocene catalyst and its prepn. and application
12/31/2003CN1132853C 供乙烯(共)聚合的催化剂及其制备方法 Catalyst and preparation method for ethylene (co) polymerization
12/31/2003CA2487721A1 Grafting of nitroxyl terminated oligomers or polymers onto thermoplastic polymers
12/30/2003US6670497 Phthalic diester derivatives and electron donors
12/30/2003US6670432 Metal is bound to a delocalized substituted pi-bonded moiety (cyclopentadiene) to induce a constrained geometry about the metal; ethylene-styrene copolymer
12/30/2003US6670431 Separating polymer solids from a liquid medium, drying the polymer, and recovering the inert diluent; flashing, condensation
12/30/2003US6670426 Olefinic thermoplastic elastomer, process for production thereof, olefinic thermoplastic elastomer compositions, process for producing the same, and moldings thereof
12/30/2003US6670302 High pore volume polyolefin catalyst
12/30/2003US6670299 Cyclopentadienyl-containing low-valent early transition metal olefin polymerization catalysts