Patents for C08F 4 - Polymerisation catalysts (50,749)
10/2003
10/01/2003CN1446231A Use of trioxepans in process to make high-solid acrylic, styrenic and LDPE-type resins
10/01/2003CN1445249A Method for producing high reactive polyisobutene
10/01/2003CN1122675C Polymer containing subethenyl and its producing process and use
09/2003
09/30/2003US6627764 Transition metal compound, ligand system, catalyst system and its use for the polymerization of olefins
09/30/2003US6627723 Adhesive alpha-olefin inter-polymers
09/30/2003US6627717 Reacting alkyl halformate with hydrogen peroxide
09/30/2003US6627715 Group IIa metal containing catalyst system
09/30/2003US6627714 Copolymerizing ethylene and dicyclopentadiene or tricyclopentadiene, and cyclic olefin in presence of metallocene catalyst to produce copolymer
09/30/2003US6627712 Manufacture of conjugated diene polymers by using an iron-based catalyst composition
09/30/2003US6627711 Transition metal donor complexes and olefin polymerization process
09/30/2003US6627710 Catalyst components for the polymerization of olefins and catalysts therefrom obtained
09/30/2003US6627706 Molecular weight control by monitoring hydrogen consumption; addition polymerization and catalysis using metallocene
09/30/2003US6627574 Contacting alpha-olefin monomer(s) in a solvent under polymerization conditions with a homogenous catalyst system containing a cationic form of racemic mixture of a octahedral transition metal complex and an anion of Lewis or Bronsted
09/30/2003US6627573 Expanded anionic compounds comprising hydroxyl or quiescent reactive functionality and catalyst activators therefrom
09/30/2003US6627314 Polymerizing free radically polymerizable (co)monomers in presence of an initiation system; polymerizing one or more second radically polymerizable comonomers on the tethered polymer chain to form an tethered copolymer chain
09/25/2003WO2003078483A1 Substituted indenyl metal complexes and polymerization process
09/25/2003WO2003078480A2 Polycyclic, fused heteroring compounds, metal complexes and polymerization process
09/25/2003WO2003078478A1 Catalysts for olefin polymerization
09/25/2003WO2003037946A3 Method of preparing block copolymers for tyre tread compositions and the copolymers thus prepared
09/25/2003WO2002083749A3 Method for transition metal-catalyzed production of aqueous dispersions containing polyolefins or vinyl aromatic polymers
09/25/2003US20030181775 Such as nickel 2-ethylhexanoate
09/25/2003US20030181747 Used as anionic polymerization initiators for homo or copolymerization of conjugated diene and aromatic vinyl monomers
09/25/2003US20030181634 Adsorption treatment using an acidic adsorbent and a basic adsorbent combinedly, with the result that the reactivity in hydrosilylation thereof is improved
09/25/2003US20030181632 In presence of radical polymerisation initiators and optionally molecular weight regulators in tubular reactor with hot water jacket and one or more reaction zones at pressures of 1000-4000 bar and temperatures of 120-350 degrees C
09/25/2003US20030181619 Processes based on atom (or group) transfer radical polymerization and novel (co) polymers having useful structures and properties
09/25/2003US20030181615 Low glass transition temperature; use in manufacture of stable parts intended in particular for the aeronautical, petroleum, automotive, mining and nuclear industries, and plastics processing
09/25/2003US20030181611 Organoborane amine complex polymerization initiators and polymerizable compositions
09/25/2003US20030181609 High metathesis activity ruthenium and osmium metal carbene complexes
09/25/2003US20030181608 Injection moulding polymer
09/25/2003US20030181607 Polymerized cycloolefins using transition metal catalyst and end products thereof
09/25/2003US20030181597 Polyolefin compositions having high tenacity
09/25/2003US20030181539 A monomer containing a bond which may be activated by means of heat and/or actinic raidation, a reactive functional group which can undergo thermal crosslinking with groups of its own; and a benzpinacol silylether as c-c cleaving activator
09/25/2003US20030181317 Metallocenes having two or more different active sites, one of which is coordinated to an unsaturated nitrogenous ligand, e.g., an imine; polymer control; uniformity; highly active; linear low density polyethylene; isotactic polypropylene
09/24/2003EP1109842B1 Catalyst component comprising magnesium, titanium, a halogen and an electron donor, its preparation and use
09/24/2003EP0938508B1 Process for making propylene homo or copolymers
09/24/2003EP0843685B1 Ionizing radiation curing of epoxy resin systems incorporating cationic photoinitiators
09/24/2003CN1444610A Highly flowable propylene block copolymers
09/24/2003CN1444608A Method of preparing monomer-grafted syndiotactic polystyrene with polarity
09/24/2003CN1444606A Catalysts for olefin polymerization
09/24/2003CN1444594A Bridged bis (indenyl) metallocene compounds
09/24/2003CN1444593A Metallocenes with bridged 4-phenyl-indenyl-ligand for olefin polymerization
09/24/2003CN1444592A Method for producing transition metal compounds and their use for polymerization of olefins
09/24/2003CN1444551A Continuous manufacturing process for alpha-olefins
09/24/2003CN1443787A Binuclear beta-diketone catalyst for synthesizing syndiotactic polystyrene and its preparation method
09/24/2003CN1122075C Resin compositions and use thereof
09/24/2003CN1122074C Ethylenic polymer composition
09/24/2003CN1122050C Process of solution polymerizing for preparing styrene-butadiene rubber or butadiene rubber
09/24/2003CN1122004C Halogen exchange reactions and uses thereof
09/23/2003US6624306 2,2,6,6 diethyl-dimethyl-1-alkoxy-piperidine compounds and their corresponding 1-oxides
09/23/2003US6624267 Using lithium catalytic system
09/23/2003US6624266 Catalyst prepared by contacting unsupported olefin polymerization catalyst precursor, co-catalyst, and solvent for period of time sufficient to form preactivated unsupported olefin polymerization catalyst; nonfouling
09/23/2003US6624265 Ruthenium metal alkylidene complexes coordinated with triazolylidene ligands that exhibit high olefin metathesis activity
09/23/2003US6624263 Redox reaction between a transition metal for controlled radical polymerization of styrene and/or (meth)acrylates using organic halides as halogen atom transfer initiators and transition metal complexes as a catalyst
09/23/2003US6624262 Atom transfer radical polymerization of ionic monomers using system initially comprising: a transition metal complex, and an initiator comprising a radically transferable azide group, such as trimethylsilyl azide
09/23/2003US6624110 Production of Ziegler-Natta catalysts
09/23/2003US6624107 Transition metal catalyst compounds having deuterium substituted ligand and catalyst systems thereof
09/23/2003CA2279452C Method of preparing foldable high refractive index acrylic ophthalmic device materials
09/18/2003WO2003076509A1 Polyolefin compositions having high tenacity
09/18/2003WO2003076485A2 Organoborane amine complex polymerization initiators and polymerizable compositions
09/18/2003WO2003076481A1 Late transition metal polymerization catalysts
09/18/2003WO2003076480A1 Process for preparing a diether-based catalyst component
09/18/2003WO2003076479A1 Process for the polymerization of olefins
09/18/2003WO2003076450A1 Catalysts for olefin polymerization
09/18/2003WO2003076367A2 Method for the oligomerization of olefins using a cycloalkylalkyl-substituted triazacyclohexane
09/18/2003WO2003059973A3 Block copolymers
09/18/2003WO2003035709A3 Method for continuous anionic polymerization of impact-resistant polystyrene
09/18/2003WO2003018685A3 Medical tubing made from polybutadiene
09/18/2003WO2002096964A3 Method for producing homopolymers and copolymers of isobutene
09/18/2003US20030176612 Linear, isotactic polymers, process for preparing same, and use thereof
09/18/2003US20030176607 Initiator/amidine complexes, systems comprising the complexes, and polymerized compositions made therewith
09/18/2003US20030176606 Cationic polymerization of isobutene or isobutene with a comonomer in presence of solvent stabilized transition metal complexes with weakly coordinated anions to produce homo or copolymer with terminal vinylidene groups >than 80% by wt.
09/18/2003US20030176605 Syndiotactic polypropylene with defects of the type rmr having (rrrr) content greater than 0.70 and block copolymer containing blocks of syndiotactic polypropylene and/or poly(alpha-olfin-co polypropylene)
09/18/2003US20030176604 Method for polymerising ethylene
09/18/2003US20030176603 Homopolymerizing propylene or copolymerizing with alpha olefin in presence of polymerization catalyst, copolymerizing ethylene and alpha-olefin in 2nd stage, blending; wherein the separate reactors for polymerization connected in parallel
09/18/2003US20030176573 Metallized unsaturated polymer anions, stabilized by a coordinate bond and having a large portion of cis double bonds
09/18/2003US20030176518 Water swellable compositions
09/18/2003US20030176275 Coordination polymerization catalyst
09/18/2003CA2478084A1 Organoborane amine complex polymerization initiators and polymerizable compositions
09/17/2003EP1344785A1 Process to prepare high reactive polyisobutene
09/17/2003EP1343830A1 Polyolefin nano-composite
09/17/2003EP1343829A2 Method for producing polyisobutenes
09/17/2003EP1343827A1 N-alkoxy-4,4-dioxy-polyalkyl-piperidine compounds, their corresponding n-oxides and controlled radical polymerization therewith
09/17/2003EP1343795A1 Preparation of polymerization catalysts
09/17/2003EP1343740A1 Process for oligomerising or polymerising ethylene
09/17/2003EP1343583A1 Process for the preparation of a spherical support comprising a mg dihalide
09/17/2003EP1259517B1 Selective, catalytic, and thermally induced functionalization of primary c-h bonds in hydrocarbons
09/17/2003CN1443217A Very low density polyethylene and high density polyethylene blends
09/17/2003CN1443205A Multimodal fluoropolymers and methods of making same
09/17/2003CN1443204A Method of ethylene polymerization
09/17/2003CN1443203A Suspended chrome catalyst containing titanium and use thereof for producing ethylene homopolymers and copolymers
09/17/2003CN1442433A Preparation method of titanium catalyst component used for polymerization of olefine
09/17/2003CN1442432A Method of preparing metallocene catalyst cyclically
09/17/2003CN1121426C Process for controlled radical polymerization or copolymerization of (meth) acrylic, vinyl, vinylidene and diene monomers, and (co) polymers obtained
09/17/2003CN1121424C Dual function catalyst system for in situ polymerizing long branched chain polyethylene from ethylene
09/17/2003CN1121421C (CO) polymers by photopolymerization
09/17/2003CN1121419C Start up polymerization process
09/17/2003CN1121418C Start up polymerization process
09/17/2003CN1121368C Diethers suitable for use in prepn. of zieglernatta catalysts
09/16/2003US6620953 Method for producing monoaryloxy-ansa-metallocenes
09/16/2003US6620898 In the presence of a catalyst composition of a lewis acid based on a metal and an initiator alkyl, alkenyl or aryl substituted with a carboxy, halo, hydroxy or alkoxy