Patents for C08F 210 - Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (21,762)
07/2001
07/18/2001CN1303872A Component of polyaddition catalyst, polyaddition catalyst and process for preparing addition polymer
07/18/2001CN1068606C Method for producing polyethylene having broad molecular weight distribution
07/17/2001US6262324 Ethylene-alpha-olefin polymers, processes and uses
07/17/2001US6262215 Produced by slurry polymerization
07/17/2001US6262202 Contacting one or more ethylenically unsaturated monomers with catalyst system comprising organometallic transition metal compound activated and stabilizing compatibel complex having aromatic ligands to produce polyolefin
07/17/2001US6262195 Multi-stage process for the polymerization of olefins
07/17/2001US6262192 Introducing a condensing agent into a fluidized bed polymerization reactor operated in the condensing mode
07/17/2001US6262191 Diluent slip stream to give catalyst wetting agent
07/12/2001WO2001049751A1 Process for the controlled production of polyethylene and its copolymers
07/12/2001WO2001049750A1 Process for the gas phase polymerization and copolymerization of olefin monomers
07/12/2001WO2000040624A9 Improved cationic polymerization process and catalyst system therefor
07/12/2001US20010007896 A copolymer comprising from 90 to 99.999 weight percent of olefin units, from 0.001 to 2.000 weight percent of alpha, omega-diene units, wherein the copolylmer has weight average molecuar weight 50,000- 2,000,000
07/12/2001US20010007894 Slurry polymerization of ethylene and mono-1-olefin comonomer in an isobutane diluent with catalysts of chromium supported on a silica-titania and a trialkylboron compound, and recovering the copolymer
07/12/2001US20010007848 Organometallic compound
07/12/2001DE19962905A1 Bridged cyclopentadienyl compounds and corresponding metallocene catalysts are useful for the production of polyolefins, preferably ethylene-propylene copolymers
07/11/2001EP1114832A1 Modified particles, catalyst for olefin polymerization using the same, and process of producing olefin polymer
07/11/2001EP1114831A2 Catalyst for olefin polymerization, process for olefin polymerization using the same, ethylene/alpha-olefin copolymer, graft modified ethylene/alpha-olefin copolymer, and ethylene copolymer composition
07/11/2001EP1114071A1 Dual reactor polyethylene process using a phosphinimine catalyst
07/11/2001EP1114069A1 A method for preparing a supported catalyst system and its use in a polymerization process
07/11/2001EP1114055A1 Dinuclear fluoroaryl aluminum alkyl complexes
07/11/2001CN1303399A Copolymerization of olefins
07/11/2001CN1302820A Modified particles and preparation method of olefine polymerization catalyst and olefine polymer using said particle
07/11/2001CN1068358C Long fiber reinforced columnar body and propeller fan made therefrom
07/11/2001CN1068337C Process for gas phase polymerization of alpha-olefins
07/11/2001CN1068332C Metalocenes compound
07/11/2001CN1068331C Transition metal catalyst based on bidentate ligands containing pyridine or quinoline moiety
07/11/2001CN1068329C Metallocenic compound
07/10/2001US6258912 Polyolefin
07/10/2001US6258904 Unbridged monocyclopentadienyl metal complex catalyst and a process for polyolefin production
07/10/2001US6258903 Mixed catalyst system
07/10/2001US6258902 Olefin polymerization process
07/10/2001CA2016994C Viscosity modification of mineral oils
07/05/2001WO2001048040A1 Process for the preparation of ethylene polymers
07/05/2001WO2001048039A2 Process for the preparation of ethylene polymers
07/05/2001WO2001048038A1 Hybrid ziegler-natta and cycloalkadienyl catalysts for the production of polyolefins
07/05/2001WO2001048037A1 Mixed metal alkoxide and cycloalkadienyl catalysts for the production of polyolefins
07/05/2001WO2001048036A1 Self-supported hybrid catalysts for the production of polyolefins
07/05/2001WO2001048034A2 Transition metal compound, ligand system, catalyst system and the use of the latter for the polymerisation and copolymerisation of olefins
07/05/2001WO2001048033A1 Inner tube compositions having improved heat resistance characteristics
07/05/2001WO2001048029A1 Mixed ziegler/metallocene catalysts for the production of bimodal polyolefins
07/05/2001WO2001048027A1 Polymerization catalysts and processes therefor
07/05/2001WO2001047939A1 Heterocyclic metallocene compounds and use thereof in catalyst systems for producing olefin polymers
07/05/2001US20010007007 Contacting particles with metal compound selected from compounds of Groups VI, VII and XIV metal elements and compounds of the lanthanide series, then contacting resulting particles with compound having active hydrogen or lewis base
07/05/2001US20010006998 Containing moldable caalcium ion-neutralized olefin-unsaturated carboxylic acid-unsaturated carboxylate random copolymer; improved hardness, resilience, feel, rebound energy
07/05/2001DE19962130A1 Teilkristalline Propylenpolymerisat-Zusammensetzungen mit guter Eignung zur Herstellung von biaxial orientierten Folien The semicrystalline propylene polymer compositions with good suitability for producing biaxially oriented films
07/05/2001CA2396620A1 Polymerization catalysts and processes therefor
07/05/2001CA2363265A1 Heterocyclic metallocene compounds and use thereof in catalyst systems for producing olefin polymers
07/04/2001EP1113028A1 Process for production of olefin polymer with long chain branching
07/04/2001EP1113027A1 Olefin copolymer having functional group, production process thereof and rubber composition
07/04/2001EP1113026A2 Catalyst component for addition polymerization, catalyst for addition polymerization, and process for producing addition polymer
07/04/2001EP1113025A2 Catalyst component for addition polymerization, catalyst for addition polymerization, and process for producing addition polymer
07/04/2001EP1112322A1 Blends containing linear low density polyethylene, high density polyethylene, and low density polyethylene particularly suitable for extrusion coating and films
07/04/2001EP1112294A1 Ethylene terpolymers and process for their preparation
07/04/2001EP1112293A1 Polymerization process using an improved bulky ligand metallocene-type catalyst system
07/04/2001EP1112292A1 Polymerization of olefins
07/04/2001EP1112278A1 Catalyst component having at least a phosphinimine ligand and a heteroatom ligand
07/04/2001EP1112277A1 Sulfonyl catalysts and method of using the same
07/04/2001EP1112181A1 Multi-layered polymeric structures including a layer of ethylene copolymer
07/04/2001EP0888391B1 Thermally stable ethylene/acid copolymers
07/04/2001CN1302225A Continuous slurry polymerization volatile removal
07/04/2001CN1301601A Mixed metal catalyst
07/03/2001US6255506 Supported system in polymerization or copolymerization of high molecular weight polyolefins of high isotacticity and narrow molecular-weight distribution; films, sheets or large hollow articles or moldings
07/03/2001US6255426 Easy processing linear low density polyethylene
07/03/2001US6255425 Extruded article formed by extrusion of syndiotactic propylene homopolymer having syndiotactic pentad fraction of at least 0.7
07/03/2001US6255419 Olefin polymerization catalyst and process for producing olefin polymers
07/03/2001US6255415 Supporting catalyst comprising transition metal compound that contains heteroatomic ligand and activator onto support, polymerizing mixture comprising ethylene and alpha-olefin over catalyst in gas phase to produce low density polymer
07/03/2001US6255414 Contacting olefin selected from group consisting of ethylene, alpha-olefin, styrene, cyclopentene, and norbornene with active polymerization catalyst comprising transition metal complex of bis/carboximidamidatonate/ ligands
07/03/2001US6255413 Conducting polymerization of ethylene or ethylene and alpha-olefin in polymerization zone in presence of hydrogen, using catalyst consisting essentially of chromium oxide on silica support, wherein alpha-olefin is produced in situ
07/03/2001US6255412 Conducting polymerization in presence of carbon black that has been treated with sulfur donor or oxidizing agent
07/03/2001US6255410 Continuously feeding olefinic monomer and catalyst system of metallocene and cocatalyst, polymerizing to provide mixture of monomer and polymer at pressure below cloudpoint pressure, continuously settling into molten polymer and monomer vapor
07/03/2001CA2125246C Transition metal compound and olefin polymerization catalyst using the same
07/03/2001CA2090872C Process for producing crystalline poly-alpha-olefins with a monocyclopentadienyl transition metal catalyst system
06/2001
06/28/2001WO2001046282A1 Ethylene-aromatic vinyl compound-vinyl norbonene terpolymer
06/28/2001WO2001046277A2 Polypropylene-based adhesive compositions
06/28/2001WO2001046276A1 Metallocene catalysts having multi-nuclear constrained geometry and ethylene/aromatic vinyl compound co-polymers prepared by using the same
06/28/2001WO2001046274A1 Partly crystalline propylene polymerisate composition for production of biaxial-stretched polypropylene films
06/28/2001WO2001046273A1 Processes for the preparation polyolefin resins using supported ionic catalysts
06/28/2001WO2001046270A1 'sweet' mao
06/28/2001WO2001046201A1 Gallium or indium-bridged group 4 metal complexes
06/28/2001US20010005731 Transition metal complexes in photochromic devices; stable, long term data storage
06/28/2001DE19963589A1 Production of metal complexes useful as catalysts, e.g. for oligomerization or polymerization of olefins, alkynes or 1,3-dienes, comprises reacting an oxalamidine derivative with a metal compound
06/28/2001CA2395532A1 Polypropylene-based adhesive compositions
06/28/2001CA2395218A1 Partly crystalline propylene polymerisate composition for production of biaxial-stretched polypropylene films
06/28/2001CA2393327A1 Processes for the preparation polyolefin resins using supported ionic catalysts
06/27/2001EP1110976A1 Partially crystalline propylene polymer compositions having an improved suitability for the preparation of biaxially oriented films
06/27/2001EP1110975A2 Polymerization process
06/27/2001EP1109843A1 Alpha olefin-diene copolymers
06/27/2001CN1067694C Ternary copolymer containing polar group and composition thereof
06/26/2001US6252017 Production of polyethylene having improved crack and/or impact resistance
06/26/2001US6252015 Process for the production of polymer
06/26/2001US6251998 Dynamic vulcanization
06/26/2001US6251997 Polypropylene resin composition and injection-molded article thereof
06/21/2001WO2001044367A1 Compositions of random copolymers of propene containing an alpha-olefin as comonomer
06/21/2001WO2001044324A2 Polymerization of olefins
06/21/2001WO2001044323A1 Polymerization process
06/21/2001WO2001044322A1 Polymerization process with flow improver
06/21/2001WO2001044321A1 Method of polymerization
06/21/2001WO2001044320A1 High activity polyethylene catalysts prepared with alkoxycarbon reagents
06/21/2001WO2001044318A1 Metallocene compounds, process for their preparation and their use in catalytic systems for the polymerization of olefins
06/21/2001WO2001044312A1 Preparation method of supported catalyst for polymerization of ethylene and co-polymerization of ethylene/alpha-olefin