Patents for C08F 10 - Homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (36,091)
02/2001
02/07/2001CN1282726A Ionic metal complex and its synthesis method
02/06/2001US6185349 Of multimodal polyethylene of given density range, high viscosity at low shear stress, and given ratio between low and high molecular weight fractions; dimensional stability; slotted core elements of fiber optic cables
02/06/2001US6184402 Processes for the preparation of metallocene complexes
02/06/2001US6184328 Propylene-based polymer, method for its production, composition thereof, catalyst component for polymerization, and method for its production
02/06/2001US6184320 As polymerization catalysts
02/06/2001US6184319 Olefin polymer, films or sheets made therefrom, and process for the production of olefin polymer
02/06/2001US6184318 Polyolefin production
02/06/2001US6184317 Reacting ethylene and alpha-olefin comonomer in presence of catalyst system comprising a metallocene component with cocatalyst, to produce alternating isotactic and atactic copolymer
02/06/2001US6184303 For coextruded products, multi-layered materials, surface coatings and polymer alloys
02/06/2001US6184297 Moldability and transparency; for film having high adhesion to polar materials
02/06/2001US6184171 Supported bidentate and tridentate catalyst compositions and olefin polymerization using same
02/06/2001US6184170 Metallocene catalyst systems
02/06/2001US6184169 Formed by contacting silica support with hexamethyldisilazane, contacting product with dialkylmagnesium compound or complex, contacting product with an alcohol or a silane compound, and contacting product with a transition metal compound
02/06/2001US6182499 Systems and methods for characterization of materials and combinatorial libraries with mechanical oscillators
02/06/2001CA2139356C Transition metal olefin polymerization catalysts
02/01/2001WO2001007492A1 Olefin (co)polymerisation method
02/01/2001WO2001007491A1 Method for preparing olefin (co)polymers
02/01/2001WO2001007489A1 Linear alpha-olefin/divinylbenzene copolymers and graft
02/01/2001WO2000064952A3 Non-crosslinked polyethene
02/01/2001DE19935407A1 Olefin polymerization process uses catalyst comprising complex of transition metal and tridentate macrocyclic ligand, and optionally an activator
02/01/2001DE19934464A1 Verfahren zur (Co)polymerisation von Olefinen Process for the (co) polymerization of olefins
01/2001
01/31/2001EP1072619A1 Catalytic support and preparation thereof for alpha-olefin polymerisation
01/31/2001EP1072618A1 A process to produce polymers
01/31/2001EP0859798B1 Catalyst system
01/31/2001EP0705849B1 Process for producing olefin polymer and catalyst for olefin polymerization
01/31/2001CN2417169Y Falsh distillation, negative pressure propylene recovering equipment of mass polymerization of PP distillation
01/31/2001CN1282361A Organic peroxide emulsions
01/31/2001CN1282340A Solid catalysts for polymerization of olefins and process for production of olefin polymers therewith
01/31/2001CN1282274A Nickel diimine catalysts with methylalumoxane as cocatalyst, method of polymerization of olefins therewith and polymers produced
01/31/2001CN1061355C Process for preparing polytene/inorganic filler composite material
01/31/2001CN1061354C Spherical catalyst components for polymerization of olefins, and catalysts obtained from them and use thereof
01/31/2001CN1061353C (Co) Polymerization method for olefins CH2=CHR
01/30/2001US6180808 Metallocene stabilized alumoxane
01/30/2001US6180788 Metal complexes for catalysts with copper, silver or gold
01/30/2001US6180737 Process for preparing polymers of C2-C10 alkenes in the presence of metallocene complexes with cationically functionalized cyclopentadienyl ligands
01/30/2001US6180736 High activity metallocene polymerization process
01/30/2001US6180733 Olefin polymerization using catalyst comprising the product of reaction between a group 4 or 5 metallocene compound and an alumoxane, optionally with organoaluminum or compound able to give a metallocene alkyl cation; atactic polypropylene
01/30/2001US6180732 Stereospecific metallocene catalysts with stereolocking α-cp substituents
01/30/2001US6180731 Comprising a phillips catalyst (i), a solid different from (i) that comprises a component derived from metallocene complexes of given formula, and an organometallic component selected from groups 1a, 2a, 3a, and 2b of the periodic table
01/30/2001US6180729 Continuous gas-phase polymerization process
01/30/2001US6180720 Thermoplastic and elastomeric blend of some (partially) crystalline isotactic poly(1-butene), and a heterophasic polyolefin composition of crystalline propylene polymer and an elastomeric ethylene copolymer; flexibility; moldings
01/30/2001US6180554 Catalyst system for the production of olefin (co)polymers
01/30/2001US6180552 Olefin polymerization coordination catalysts
01/30/2001CA2159409C Olefin polymerization catalyst and process for olefin polymerization
01/30/2001CA2017190C Process for the preparation of ethylene polymers
01/28/2001CA2314527A1 Process for catalyst support preparation for polymerization of a-olefins and support thereby obtained
01/25/2001WO2001005857A1 Petroleum resins and their production with bf3catalyst
01/25/2001WO2001005852A1 High density ethylene homopolymers and blend compositions
01/25/2001WO2001005850A1 Catalyst system that is based on fluorine-containing metal complexes
01/25/2001WO2001005849A1 Mixed phosphinimine catalyst
01/25/2001WO2001005845A1 Process for the preparation of polyethylene
01/25/2001WO2001005842A1 Slotted slurry take off
01/25/2001CA2379917A1 High density ethylene homopolymers and blend compositions
01/25/2001CA2379424A1 Slotted slurry take off
01/25/2001CA2379019A1 Catalyst system that is based on fluorine-containing metal complexes
01/25/2001CA2378957A1 Process for the preparation of polyethylene
01/24/2001EP1070729A2 Transition metal compound, olefin polymerization catalyst component comprising said compound, olefin polymerization catalyst containing said component, process for olefin polymerization using said catalyst, propylene homopolymer, propylene copolymer and propylene elastomer
01/24/2001EP1070281A1 Polymer property distribution functions methodology and simulators
01/24/2001EP1070089A1 Linear, isotactic polymers, process for preparing same, and use thereof
01/24/2001EP1070088A1 Polymerization process
01/24/2001EP1070087A1 A catalyst combination and a process for preparing linear, isotactic polymers
01/24/2001EP1069949A1 Polymerization catalysts and processes therefor
01/24/2001EP0902798B1 Process for polymerizing olefins
01/24/2001EP0894098A4 High impact lldpe films
01/24/2001EP0846131B1 Polymerisates of ethylene with a high degree of resistance to stress crack, and a catalyst system for the production thereof
01/24/2001CN1281003A Polyethylene resin composition used for rotational moulding and rotational moulded product made with said composition
01/24/2001CN1280991A Process for preparing carried catalyst for polymerization of olefin
01/24/2001CN1061053C Property improved polypropylenes
01/23/2001US6177529 Polymerization of olefins with bridged metallocene catalysts
01/23/2001US6177527 Process for the preparation of polyethylene or polypropylene
01/23/2001US6177526 Supported catalyst system, process for its preparation and its use for the polymerization of olefins
01/23/2001US6177377 Polymer blends and process for preparation
01/23/2001US6177376 Reacting metallocene with organolithium compound and grignard compound, activation, contacting with support
01/23/2001US6177375 Reacting silica support with zirconium, vanadium or titanium chloride or chloroalkoxide, then reacting with alkylmagnesium alkoxide
01/23/2001CA2119590C Olefin polymerization catalyst having a multidentate ligand
01/18/2001WO2001004167A1 Coordination polymerization catalysts comprising an ion exchange resin
01/18/2001WO2001004166A1 Process for producing polypropylene
01/18/2001WO2001004165A1 Pre-polymerized catalyst components for the polymerization of olefins
01/18/2001DE19933616A1 Polymerization of olefin such as ethylene and propylene
01/18/2001DE19932409A1 Aluminoxane free catalyst system, useful for polymerization of alpha-olefins, comprises fluorine containing metal complex and trialkyl or triaryl boron or aluminum compound
01/17/2001EP1068245A1 Polymerization of olefins
01/17/2001EP1068243A1 Polymerization of olefins
01/17/2001CN1280151A Polymer-link functional agent
01/17/2001CN1280138A Method for reducing low polymer forming in poly olefines
01/17/2001CN1060780C Metallocene adduct and its preparation and application in olefine polymerization
01/16/2001US6175026 By contacting a group 4 transition metal halide, mx4 with a group 1a, 2a, or 13 organometallic compound to reduce m to mx2; purifying mx2 and reacting with a fulvene compound to obtain an ethylene polymerization metallocene catalyst
01/16/2001US6174976 Batch or continuous processing for olefin polymerization with nickel catalysts
01/16/2001US6174975 Addition polymerization, catalysts and coordination compounds
01/16/2001US6174974 Catalytic polymerization of monomers for polymers with transistion metal
01/16/2001US6174972 Alkylation process
01/16/2001US6174971 Ziegler-natta catalysts for olefin polymerization
01/16/2001US6174969 Coordination catalysts for polymerization of olefins
01/16/2001US6174930 Foamable polypropylene polymer
01/16/2001CA2038882C Method for producing a polyolefin
01/16/2001CA2024333C Constrained geometry addition polymerization catalysts, processes for their preparation, precursors therefor, method of use, and novel polymers formed therewith
01/11/2001WO2001002446A1 Catalytic system based on rare earth and magnesium. novel neodymium alcoholate, use for polymerising unsaturated compounds
01/11/2001WO2001002445A1 Cyclopentadienyl-containing low-valent early transition metal olefin polymerization catalysts
01/11/2001WO2001002444A1 Olefin polymerization process and products thereof
01/11/2001DE19930594A1 Production of polyolefin with wide molecular weight distribution, especially low-pressure ethylene copolymer, involves periodic variation of at least one process parameter with time, e.g. temperature
01/11/2001CA2378450A1 Catalytic system based on rare earth and magnesium. novel neodymium alcoholate, use for polymerising unsaturated compounds