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)
10/2005
10/12/2005CN1681853A Components and catalysts for the polymerization of olefins
10/12/2005CN1681848A Process for making low-density polyolefins
10/12/2005CN1681847A Production of polyisobutene
10/12/2005CN1681829A Process to prepare a paticulated metallocene catalyste with a modified aluminoxane and use in polymerization of olefins
10/12/2005CN1681652A High escr glossy plastic containers
10/12/2005CN1680476A Process for the preparation of vinylic polymers, polymerization initiator for vinylic monomers, and styrene resin composition
10/12/2005CN1680460A Poly(arylene ether) and process for making the same
10/12/2005CN1680394A Process for producing compound, catalyst component, process for producing catalyst, and process for producing addition polymer
10/12/2005CN1680024A Method of dehalogenating hydrocarbon containing carbon-carbon double bond
10/12/2005CN1222550C Partly crystalline propylene polymerisate composition for production of biaxial-stretched polypropylene films
10/12/2005CN1222549C Improved process for preparing butyl rubber using alkyllithium dihalide and aluminoxane
10/12/2005CN1222548C Supported phosphinimine-Cp catalysts
10/12/2005CN1222547C Method of olefin polymerization utilizing hydrogen pulsing, products made therefrom, and method of hydrogeation
10/12/2005CN1222546C Production of E-P copolymers with single metallocene catalyst and single monomer
10/12/2005CN1222545C Solvent-free oil soluble drag reducing polymer suspension
10/12/2005CN1222542C Catalyst solution for polymerization of alpha-olefines
10/11/2005US6953831 Excellent balance between rigidity and environmental stress cracking resistance, and excellent rigidity molding processability
10/11/2005US6953829 For polymerizing olefins
10/11/2005US6953765 Double metal cyanide catalysts for preparing polyether polyols
10/11/2005US6953764 High activity olefin polymerization catalyst and process
10/11/2005US6953535 Initiator system for acid dental formulations
10/11/2005CA2340515C Cement dispersing polymers for high flow, high strength and selfcompacting concrete
10/11/2005CA2174768C Catalyst for use in olefin polymerization or copolymerization
10/06/2005WO2005092981A1 Composition curable by both free-radical photocuring and cationic photocuring
10/06/2005WO2005092935A1 Catalyst system comprising magnesium halide
10/06/2005WO2005068515A3 Supported activator for polymerisation
10/06/2005US20050222443 Conversion of Group 4 metal amides to the corresponding metal alkyl complex of Lewis base ligand with a neutral source of a Lewis base ligand and a Lewis acid; catalysts in the polymerization of olefins to high molecular weight polymers
10/06/2005US20050222351 Process for producing compound, catalyst component for addition polymerization, process for producing catalyst for addition polymerization, and process for producing addition polymer
10/06/2005US20050222350 Catalyst composition and olefin polymerization using same
10/06/2005US20050222349 Dimethylsilyl{(2-methylcyclopenta[a]naphthalene)-7-(2,5-dimethylcyclopenta[1,2-b:4,3-b']-dithiophene)}zirconium dichloride; solution polymerization of ethylene/alpha-olefin hydrocarbons (C3-C-20; high molecular weight; broad molecular weight distribution; industrial scale; glass transition temperature
10/06/2005US20050222338 Metallocene-produced linear low density polyethylene and a multi modal high density polyethylene prepared from either a Ziegler-Natta or a metallocene catalyst system are blended; for preparing articles having improved environmental stress crack resistance, rigidity, contact transparency, gloss
10/06/2005US20050222319 Process for preparation of a tetrafluoroethylene copolymer
10/06/2005US20050222294 Photoinitiators; phosphine oxide structure with hydroxylamino, alkoxylamino, or hydrazido groups on the central phosphorus atom; simple synthesis; high tolerance to functional groups, very low tendency to migrate; photographic materials, radiation curing of photopolymerizable coatings, inks, dispersions
10/06/2005US20050220880 Drug carriers comprising amphiphilic block copolymers
10/06/2005DE102004013397A1 Cer-Verbindungen als Initiatoren für die Strahlungshärtung Cerium compounds as initiators for radiation curing
10/06/2005DE102004011497A1 Dentalwerkstoffe mit verbesserter Verträglichkeit Dental materials with improved tolerability
10/06/2005CA2561169A1 Composition curable by radical photo curing and cationic photo curing in combination
10/05/2005EP1582535A2 Catalyst complexes for polymerization and co-polymerization of cyclic olefins and polymerisation process
10/05/2005EP1582534A1 Olefin polymerization catalyst and polymerization process
10/05/2005EP1582533A1 Ethylene (co)polymer and its use
10/05/2005EP1582525A2 Boron compound in the form of fine particles, component of catalyst for olefin polymerization comprising the same and method for producing the same
10/05/2005EP1581567A2 Group iii bridged metallocene based on cyclopentadienyl-fluorenyl ligands
10/05/2005EP1581343A1 Tandem tetramerisation-polymerisation of olefins
10/05/2005EP1581342A1 Tetramerization of olefins
10/05/2005EP1581341A1 Trimerisation of olefins
10/05/2005EP1581272A1 Dual function uv-absorbers for ophthalmic lens materials
10/05/2005EP1200486B1 Cyclopentadienyl-containing low-valent early transition metal olefin polymerization catalysts
10/05/2005EP0960142B1 Group 5 transition metal compounds
10/05/2005CN1678645A Novel polyvinyl esters
10/05/2005CN1678644A Olefin polymerisation process
10/05/2005CN1678643A Supported polymerisation catalysts
10/05/2005CN1678640A Bimodal polyolefin production process and films therefrom
10/05/2005CN1678638A Gas phase polymerization process
10/05/2005CN1678394A Process for producing fluorinated catalysts
10/05/2005CN1221581C Method for preparing copolymer of ethylene and common carbone secondary substituted olefin
10/05/2005CN1221576C Metallocene olefin polymerizing catalyst and preparation process thereof
10/05/2005CN1221574C Process for preparing carried catalyst for metallocene
10/05/2005CN1221573C Catalyst components for polymerization of olefins
10/05/2005CN1221571C Process for continuous production of epoxy addition polymers and use of powder and liquid coating containing same
10/05/2005CN1221562C Cyclopentaphenanthryl metal complexes and polymerization process
10/04/2005US6951911 For use in paper diaper, a physiological napkin, a pad, a paper towel
10/04/2005US6951909 Polymerizable system with a long work-life
10/04/2005US6951906 lithium hydride prepared in solution is contacted with a homogeneous organo titanium catalyst; improved durability and oxidation resistance of a modifier copolymer; high, selective hydrogenation rate with excellent reproducibility
10/04/2005US6951903 A thermoplastic molding composition that features a combination of extremely good toughness, good processability, adjustable surface gloss, good inherent color and reduced opacity is disclosed. The composition contains free radical
10/04/2005US6951901 vinylaromatic monomers are fed in substreams, and an anionic initiator and a rubber are fed at least to the first reactor; reactor cascade is back-mixing reactors
10/04/2005US6951831 A solution comprising a nickel complex, an acid and a quaternary ammonium compounds, having catalyst selectivity for forming polyethylene, polypropylene, polybutylene, polypentene, or dimers, oligomers
10/04/2005CA2367215C Process for making graft polyols using t-amyl peroxy free radical initiator
10/04/2005CA2260182C Supported metallocene catalyst for olefin polymerization
10/04/2005CA2174660C Catalyst composition for use in the polymerization and copolymerization of ethylene
10/04/2005CA2154187C Organometallic derivatives of group iiia and process for their preparation
10/04/2005CA2152623C A process for forming a carrier material
09/2005
09/30/2005CA2514263A1 Process for producing olefin polymers
09/29/2005WO2005090427A2 Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation
09/29/2005WO2005090426A1 Catalyst composition comprising shuttling agent for higher olefin multi-block copolymer formation
09/29/2005WO2005090425A1 Catalyst composition comprising shuttling agent for ethylene copolymer formation
09/29/2005WO2005090419A1 Method of preparing ethylene polymers by controlled high pressure polymerization
09/29/2005WO2005090418A1 Polimerization catalyst comprising an amidine ligand
09/29/2005WO2005090414A1 Initiation of polymerization by hydrogen atom donation
09/29/2005WO2005090373A1 Oxygen-bridged bimetallic complex, the production thereof and its utilization for polymerization catalysis
09/29/2005WO2005090363A1 Polymethylaluminoxane product, process for producing the same, polymerization catalyst, and method of polymerizing olefin
09/29/2005US20050215762 use for removal of erbium impurities from yttria (Y2O3) obtained from monazite beneficiation; complexing an erbium imprint ion with 5,7-dichloroquinoline-8-ol and 4-vinyl pyridine; prepolymerizing with porogen, crosslinking and leaching erbium out
09/29/2005US20050215739 Cyclopentadienyl-dicarbollide complex where a C1 C4 alkylene bridges the cyclopentadienyl, indenyl, tetrahydroindenyl, or fluorenyl, to the boron cage; very active for olefin polymerization; replacing conventional metallocene/MAO systems without alteration of existing plants
09/29/2005US20050215738 Using coordination polymerization catalysts
09/29/2005US20050215737 Process for making ethylene interpolymers and interpolymers made thereby; compositions and electrical devices containing such interpolymers
09/29/2005US20050215736 reaction product of a transition metal compound and an organoaluminum compound carried on a support having silica treated with an organoaluminum-oxy compound; solution polymerization or slurry polymerization
09/29/2005US20050215735 Catalyst complexes for polymerization and co-polymerization of cyclic olefins
09/29/2005US20050215720 Nitroxide-mediated radical polymerization
09/29/2005US20050215716 Such as bis(propylcyclopentadienyl) hafnium dichloride, film of given secant modulus, dart impact strength
09/29/2005US20050215691 Cationic alkoxyamines and their use in producing nano particles from natural or synthetic clays
09/29/2005US20050215660 Polymerization initiator paste composition, dental or surgical adhesive and adhesive kit
09/29/2005US20050215424 Catalyst components for the polymerization of olefins
09/29/2005US20050215423 Method of removing transition metals
09/29/2005US20050215422 Dissolving magnesium halide compound in cyclic ether/alcohol solvent, adding titanium halide, heating and aging to precipitate particles, then washing with halohydrocarbon; high stereoregularity/selectivity
09/29/2005CA2559576A1 Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation
09/29/2005CA2558251A1 Catalyst composition comprising shuttling agent for ethylene copolymer formation
09/29/2005CA2557870A1 Catalyst composition comprising shuttling agent for higher olefin multi-block copolymer formation
09/28/2005EP1578884A2 Polymer, producing method thereof, and photorefractive composition
09/28/2005EP1578822A1 Polymers substantially free of long chain branching
09/28/2005EP1578811A1 Supported olefin polymerization catalyst
09/28/2005EP1578809A2 Process for transitioning between incompatible catalysts using a substantially contaminant free seedbed
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