Patents for C08F 210 - Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (21,762)
02/2003
02/25/2003US6524987 Organometal catalyst compositions
02/25/2003US6524985 Organoboroaluminum reaction product of an alkylboronic acid and an alkylaluminum halide, alkylaluminum hydride or alkylaluminum siloxide
02/25/2003US6524702 Electroconductive substrate, an interpolymer layer of a vinyl or vinylidene aromatic monomer, and/or a hindered aliphatic or cycloaliphatic vinyl or vinylidene monomer and an alpha-olefin polymer;wires and cables
02/25/2003CA2420489A1 Method for measuring the level of a medium in a reactor
02/25/2003CA2281656C Improved control of solution catalyst droplet size with an effervescent spray nozzle
02/25/2003CA2191483C Lubricating oil succinimide dispersants derived from heavy polyamine
02/21/2003CA2399173A1 Process for the preparation of isoolefin copolymers
02/20/2003WO2003014166A1 Process for producing polymer
02/20/2003WO2003014046A1 Chain growth reaction process
02/20/2003US20030036662 Monocyclopentadienyl complexes of chromium, molybdenum or tungsten
02/20/2003US20030036658 Monocyclopentadienyl complexes of chromium, molybdenum or tungsten
02/20/2003US20030036612 Containing a ligand such as (3-methyl-4-trimethylsilyl-1-cyclopentadienyl)-7-(2,5-dimethyl -cyclopenta(1,2-b:4,3-b')-dithiophene)dimethylsilane
02/20/2003US20030036610 Process for the preparation of ethylene polymers
02/20/2003US20030036606 Resin composition comprising ethylene-based polymers and process for its production
02/20/2003US20030036487 Copolymer of a C8-18 alpha-olefin and a fumaric diester
02/20/2003US20030036472 Polyolefin production
02/20/2003CA2456711A1 Chain growth reaction process using zinc alkyls
02/19/2003EP1284270A1 Vanadium-Imido-Phosphoraniminato complexes for olefin polymerisation
02/19/2003EP1283852A1 Process for preparation of butyl rubber having broad molecular weight distribution
02/19/2003EP1005473B1 Novel organometallic compound, preparation method thereof and process for polymerization of olefins by means of a catalyst composition including the organometallic compound
02/19/2003CN1398272A Propylene impact copolymers
02/18/2003US6521734 Low-density polyethylene resin for laminating, composition thereof, laminates produced therefrom and process for producing the same
02/18/2003US6521727 Polymerization catalysts and processes therefor
02/18/2003US6521725 Process for producing catalyst for olefin polymerization and process for producing olefin polymer
02/18/2003US6521722 Gas-phase polymerization of C2-C8-alk-1-enes
02/18/2003CA2048032C Gas phase polymerisation
02/16/2003CA2397902A1 Vanadium-imido-phosphoraneiminato complexes for the polmerization of olefins
02/13/2003WO2003011921A1 Supported olefin polymerization catalysts
02/13/2003WO2003011920A1 Degassing process
02/13/2003WO2003011919A2 Polymerisation method and device for carrying out a polymerisation method
02/13/2003WO2002046249A3 Methods of copolymerizing ethylene and isobutylene and polymers made thereby
02/13/2003US20030032743 Catalyst for addition polymerization and process for producing an addition polymer
02/13/2003US20030032740 Liquid phase process for the polymerization of olefins using a modified BF3 catalyst which is stabilized with a complexing agent; making high vinylidene polyisobutylene
02/13/2003US20030032550 One pot preparation of bimetallic catalysts for ethylene 1-olefin copolymerization
02/13/2003US20030031875 Metal substrates coated with fluoropolymers
02/13/2003CA2456133A1 Supported olefin polymerization catalysts
02/12/2003EP1283222A1 Solid catalyst ingredient and catalyst each for olefin polymerization and propylene block copolymer
02/12/2003EP1282652A2 Olefin polymerization catalyst and process and polymer, polymer derivatives, lubricants and fuels thereof
02/12/2003EP1212333B1 Monocyclopentadienyl complexes of chromium, molybdenum or tungsten with a donor bridge
02/12/2003CN1101409C Improvement on introducing condensing agnet into fluidized-bed polymerizing reactor operating in condensation mode
02/12/2003CN1101408C Method for preventing fouling and sheeting in gas phase reactors
02/11/2003US6518445 Methylaluminoxane compositions, enriched solutions of such compositions, and the preparation thereof
02/11/2003US6518386 Propylene homopolymer having specific characteristics
02/11/2003US6518385 Homopolymers and copolymers of ethylene
02/11/2003US6518384 Preparation of highly branched, liquid polymers of ethylene and/or α-olefins in the presence of aluminum-based catalyst systems
02/11/2003US6518378 High-melting polyolefin copolymer elastomers, catalysts and methods of synthesis
02/11/2003US6518376 Ethylene polymers
02/11/2003US6518375 Catalyst for the production of ethylene polymer and process for producing ethylene polymer
02/11/2003US6518372 Tubular reactor having a length:diameter ratio of greater-than 100 and the growing polymer particles pass through the reactor in its longitudinal direction without a significant part of the polymer particle, stream being circulated
02/11/2003US6518365 High melt swell polymer
02/11/2003US6518363 Rigidity; impact strength
02/11/2003US6518215 Polymerization catalysts, their production and use
02/11/2003US6516840 Explosives comprising modified copolymers of polyisobutylene and maleic anhydride as emulsifiers
02/11/2003CA2050815C Solid component of catalyst for the (co)polymerization of ethylene
02/06/2003WO2003010213A1 Process for the polymerization of ethylene and interpolymers thereof
02/06/2003WO2003010212A1 Process for the polymerization of ethylene and interpolymers thereof
02/06/2003WO2003010211A1 Process for the polymerization of ethylene and interpolymers thereof
02/06/2003WO2002050132A3 A catalyst composition and method for its preparation and use in a polymerization process
02/06/2003WO2002046248A3 Support materials for use with polymerization catalysts
02/06/2003US20030027956 Method for preparing a supported catalyst system and its use in a polymerization process
02/06/2003US20030027953 Saturated halogenated hydrocarbon is used in a specified amount such that the activity of the titanium containing Ziegler-Natta catalyst is increased.
02/06/2003US20030027952 Process for the polymerization of ethylene and interpolymers thereof
02/06/2003US20030027951 Chloroform is used in a specified amount such that the activity of the titanium containing Ziegler-Natta catalyst is increased.
02/06/2003US20030027950 As catalyst support an ion-exchange layered silicate having a specific pore size distribution curve
02/06/2003US20030027946 Replacing >/= 80 wt % of the ballast gas with dilute ethylene having a high concentration of ethane gas which has higher heat capacity
02/06/2003US20030027945 Because the bulk of the polymerization effluent fluids are removed in a high pressure flash, compression and cooling of product fluids prior to recycle is kept to a minimum.
02/06/2003US20030027944 Olefin monomer, diluent and catalyst are circulated in a continuous loop reactor and product slurry is recovered by means of a continuous product take off.
02/06/2003US20030027714 Late transition metal complexes, their use as catalysts and polymers therefrom
02/05/2003EP1281730A2 Metal substrates coated with fluoropolymers
02/05/2003EP1280854A2 ETHYLENE/$g(a)-OLEFIN POLYMER BLENDS COMPRISING COMPONENTS WITH DIFFERING ETHYLENE CONTENTS
02/05/2003EP1012195B1 Process and apparatus for the gas-phase polymerisation
02/05/2003EP0894098B1 High impact lldpe films
02/05/2003CN1395583A Terpolymers
02/05/2003CN1394886A Industrial production method of ethylene chloride-ethylene acetate copolymer by adopting water phase suspension method and its product
02/05/2003CN1100814C Raw rubber lapping film
02/05/2003CN1100804C 丙烯共聚物 Propylene copolymer
02/05/2003CN1100802C Isobutene polymerisation process
02/05/2003CN1100799C Method for proudcing cycloolefin or (co) polymers for industrial applications
02/05/2003CN1100798C Catalyst component for olefin polymerization, catalyst and method for proudcing olefin polymer
02/04/2003US6515155 Group 4 metal complexes of the constrained geometry type, catalysts derived therefrom and polymerization processes using the same, characterized by a nitrogen containing aliphatic or cycloaliphatic moiety that is substituted with one or more
02/04/2003US6515093 Novel propylene copolymer is disclosed. Also disclosed is a novel composition comprising about 85 to about 99 weight percent of a polymeric ethylenic containing component having a density propylene copolymer comprising
02/04/2003US6515037 A molded foam using a copolymer of propylene and an alpha-omega diene having been polymerized in the presence of a metallocene supported catalyst and foaming agent; uniform and fine foamed cells; high foaming magnification; extrusion
01/2003
01/30/2003WO2003008496A1 Multistep process for the (co)polymerization of olefins
01/30/2003WO2003008471A1 Olefin and alkenyl alkylate polymers and their use as multifunctional additive in fuels and gasoline
01/30/2003WO2003008469A1 Polymerisation control process
01/30/2003WO2003008468A2 Mixed metallocene catalyst systems containing a poor comonomer incorporator and a good comonomer incorporator
01/30/2003WO2003008465A2 Low comonomer incorporating metallocene catalyst compounds
01/30/2003WO2002051885A3 Nonodorous ethylene homopolymers and copolymers having good mechanical properties
01/30/2003WO2002046251A3 Ethylene copolymer compositions suitable for viscosity index improvers and lubricant compositions
01/30/2003US20030023011 Polymerizing, in a loop reaction zone, olefin monomer and olefin comonomer different from said monomer in a liquid diluent to produce a fluid slurry comprising liquid diluent and solid olefin polymer particles; maintaining; withdrawing
01/30/2003US20030023010 High polymer solids slurry polymerization
01/30/2003US20030023009 Polymerizing, in a loop reaction zone, olefin monomer and olefin comonomer different from said monomer in a liquid diluent to produce a fluid slurry comprising liquid diluent and solid olefin polymer particles; maintaining; withdrawing
01/30/2003US20030022998 Films produced from substantially linear homogeneous olefin polymer compositions
01/30/2003US20030022993 To produce pneumatic tire using formulation as an air barrier
01/30/2003CA2454521A1 Mixed metallocene catalyst systems containing a poor comonomer incorporator and a good comonomer incorporator
01/30/2003CA2454060A1 Low comonomer incorporating metallocene catalyst compounds
01/29/2003EP1279754A2 Metallocene catalyzed propylene-alpha-olefin random copolymer melt spun fiber
01/29/2003EP1278784A2 Catalysts containing n-pyrrolyl substituted nitrogen donors
01/29/2003EP1278756A1 Polymerization catalyst compositions and processes to produce polymers and bimodal polymers
01/29/2003CN1394212A Procatalysts comprising bidentate ligands, catalyst systems, and use in olefin polymerization