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WO/2014/055868A1 |
A novel class of organometallic complexes can be used as an ingredient of a catalyst system. The catalyst system can be used in polymerizations of ethylenically unsaturated hydrocarbon monomers that include both olefins and polyenes.
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WO/2014/053443A1 |
The present invention relates to a process for improving the operations of a polymerisation plant which uses aluminium containing compound(s).
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WO/2014/055853A1 |
A hierarchical catalyst composition comprising a continuous or particulate macroporous scaffold in which is incorporated mesoporous aggregates of magnetic nanoparticles, wherein an enzyme is embedded in mesopores of the mesoporous aggreg...
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WO/2014/048964A1 |
Catalyst components component for the (co)polymerization of olefins CH2=CHR, in which R is a hydrocarbyl radical with 1-12 carbon atoms, optionally in mixture with ethylene, comprising Ti, Mg, Zn, CI, and an electron donor compound chara...
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WO/2014/048861A1 |
Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor of formula (I), where R1 and R2, independently, are selected from hydrogen and C1-C15 hydrocarbon groups, optionally contain an heteroatom selec...
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WO/2014/051675A1 |
The invention provides a composition comprising a low density polyethylene (LDPE) obtained by free radical polymerization of ethylene, and wherein the LDPE has a GPC- Viscometer parameter "DPP" less than 1.3. The invention also provides ...
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WO/2014/050809A1 |
Provided is a solid catalyst component for polymerization of olefins, which enables polymerization of an olefin with high polymerization activity if used for a catalyst for polymerization of olefins, and which is capable of producing an ...
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WO/2014/050816A1 |
[Problem] To provide a transition metal compound that has excellent catalytic activity and that can produce an olefin polymer, such as a propylene polymer, having high stereoregularity and a high molecular weight and easily forming a β-...
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WO/2014/050817A1 |
[Problem] To provide an olefin polymer production method that offers excellent catalytic activity and that can produce an olefin polymer having high heat resistance and a high molecular weight. [Solution] Disclosed is a method for produc...
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WO/2014/052200A1 |
This invention relates to higher olefin vinyl terminated polymers having an Mn of at least 200 g/mol (measured by 1H NMR) including of one or more C4 to C40 higher olefin derived units, where the higher olefin vinyl terminated polymer co...
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WO/2014/051682A1 |
An ethylene-based polymer, which is a low density polyethylene (LDPE), obtained by free radical polymerization of ethylene, and wherein the LDPE has a GPC parameter "LSP" less than 1.60. An ethylene-based polymer that comprises the follo...
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WO/2014/052364A1 |
Disclosed herein are polymerization processes for the production of olefin polymers. These polymerization processes can use a dual catalyst system containing a zirconium or hafnium based metallocene compound and a titanium based half-met...
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WO/2014/046835A1 |
Embodiments of the invention provide an apparatus for the manufacture of polyethylene and polyethylene copolymers, The apparatus includes a primary compressor 1st fluid communication with a two-stage secondary compressor, the secondary c...
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WO/2014/046908A1 |
A fluoroelastomer comprising a copolymer of fluoroolefin monomers selected from one or more of the group consisting of 2,3,3,3-tetrafluoropropene, 1,3,3,3-tetrafluoropropene and 1-chloro-3,3,3-trifluoropropene, and ethylenically unsatura...
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WO/2014/046134A1 |
A functionalized α-olefin polymer having an α-olefin polymer main chain and an alkoxysylyl group and satisfying the following (a) through (d). (a) The meso pentad fraction [mmmm] is less than 20 mol% or the meso diad fraction [m] is le...
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WO/2014/047343A1 |
This invention relates to relates to a polyolefin composition comprising of the following formulae (I) or (II) wherein the PO is the residual portion of a vinyl terminated macromonomer (VTM) having had a terminal unsaturated carbon of an...
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WO/2014/047538A1 |
This invention relates to processes to produce vinyl terminated polyethylene involving contacting ethylene with a supported metallocene catalyst system; wherein the supported catalyst system comprises a support material; an alumoxane act...
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WO/2014/047248A1 |
This invention relates to blends of polyolefins (PAOs) and polyhydrosilane-modified polyolefins, methods to prepare the blends and methods to prepare polyhydrosilane-modified polyolefins.
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WO/2014/047262A1 |
This invention relates to a polyolefin composition comprising one or more of the following formulae: wherein the PO is the residual portion of a vinyl terminated macromonomer (VTM) having had a terminal unsaturated carbon of an allylic c...
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WO/2014/047423A1 |
This invention relates to a polyolefin comprising one or more aromatic moieties according to the following formulae: wherein the PO is the residual portion of a vinyl terminated macromonomer (VTM) having had a terminal unsaturated carbon...
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WO/2014/047542A1 |
This invention relates to processes to produce polyethylene involving contacting ethylene with a metallocene catalyst system; wherein the catalyst system comprises: a stoichiometric activator; and a metallocene compound. The metallocene ...
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WO/2014/047256A1 |
This invention relates to a polyolefin composition comprising one or more of the following formulae: wherein the PO is the residual portion of a vinyl terminated macromonomer (VTM) having had a terminal unsaturated carbon of an allylic c...
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WO/2014/047589A1 |
Functionalization of polymers, including polyolefms, via decomposition of organic peroxides through the use of solid-state shear pulverization.
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WO/2014/044018A1 |
An ethylene/α-olefin copolymerization catalyst and preparation method and uses thereof; the catalyst is prepared by reacting with two electron donors a magnesium compound and a titanium compound, the electron donor I being an ether comp...
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WO/2014/044544A1 |
A process and apparatus for producing olefin polymers are disclosed, comprising: a. polymerizing one or more olefins in the gas phase, in the presence of an olefin polymerization catalyst, whereby growing polymer particles flow along a c...
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WO/2014/047532A1 |
This invention relates to a polyolefin composition comprising one or more of the following formulae: (I) or (II) wherein the PO is the residual portion of a vinyl terminated macromonomer (VTM) having had a terminal unsaturated carbon of ...
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WO/2014/047531A1 |
This invention relates to a polyolefin composition comprising one or more of the following formulae: wherein the PO is the residual portion of a vinyl terminated macromonomer (VTM) having had a terminal unsaturated carbon of an allylic c...
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WO/2014/039519A1 |
Methods and systems for controlling a polymerization reaction in a non-sticking regime are disclosed. An exemplary method includes measuring parameters for the polymerization reaction including a reactor temperature and a concentration o...
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WO/2014/035763A1 |
A polymerization process is disclosed, including: providing a reactor component suspended in a hydrocarbon gel; introducing the reactor component to a polymerization reactor; and polymerizing an olefin in the polymerization reactor to fo...
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WO/2014/035875A1 |
Methods for the vapor phase preparation of fluorided solid oxide activator-supports, using certain calcining temperatures and fluoriding temperatures, are disclosed.
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WO/2014/035664A1 |
The present invention relates to a process of forming a polymer, the process comprising polymerizing olefin monomers to form a reaction mixture, treating the reaction mixture to form a first polymer-rich phase, treating the first polymer...
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WO/2014/028210A1 |
A highly branched polyolefin having olefin derived units; wherein the highly branched polyolefin has: (i) a branching index, g'(vis), of less than 0.9; (ii) a phase angle, δ, of less than 55 degrees at a complex modulus of 10 kPa, measu...
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WO/2014/025636A1 |
Provided is a method of making a polymeric material with a spatially controlled distribution of one or more additives including the steps of blending the one or more additives with a polymeric material, consolidating the polymeric materi...
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WO/2014/023637A1 |
The present invention relates to a process for the polymerisation of olefins in a gas phase fluidised bed reactor, and in particular provides a polymerisation process comprising: i) passing a fluidising gas to the reactor to fluidise a b...
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WO/2014/023604A1 |
The present invention relates to a process for the preparation of a polypropylene in a sequential polymerization process comprising a pre-polymerization reactor and at least two polymerization reactors connected in series, wherein the po...
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WO/2014/023603A1 |
The present invention relates to a process for the preparation of a polypropylene in a sequential polymerization process comprising least two polymerization reactors connected in series, wherein the polymerization in the at least two pol...
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WO/2014/021494A1 |
The present invention relates to a transition metal catalyst composition and to a method for preparing polyolefins using the catalyst composition, in which the transition metal catalyst composition is capable of not only exhibiting high ...
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WO/2014/022461A1 |
A method for preparing ammonium tetrakis(pentafluorophenyl)borate salt comprising reacting a secondary amine with an aldehyde to form an iminium ion; hydrogenating the iminium ion by reaction with a reducing agent to form a tertiary amin...
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WO/2014/020093A2 |
Solid adducts comprising MgCl2, ethanol and water characterized in that the amount of ethanol ranges from 50% to less than 57% by weight, the amount of water is ranges from 0.5 to 5% by weight, the ethanol/water weight ratio is lower tha...
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WO/2014/022482A1 |
The disclosure describes methods of metathesizing unsaturated organic compounds, each method comprising contacting at least one feedstock comprising at least one olefinic or acetylenic precursor with a solid transition metal-based metath...
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WO/2014/016318A1 |
The present invention relates to a process for preparing a polyethylene resin having a multimodal molecular weight distribution in at least two loop slurry reactors connected in series, comprising the step of: polymerizing ethylene in th...
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WO/2014/016418A1 |
The present invention relates to uncompounded particulate metallocene-produced polyethylene having a multimodal molecular weight distribution, said particulate polyethylene having a particle size distribution, the particle size distribut...
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WO/2014/016336A1 |
Stabilized composition comprising: -at least one homopolymer or copolymer of ethylene; -at least one tocotrienol or at least a mixture of tocotrienol isomers.
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WO/2014/016206A1 |
Process for providing a polypropylene composition comprising a branched polypropylene in which a polypropylene with a melt flow rate MFR2 (230°C) of more than 1.0g/10min is reacted with a thermally decomposing free radical-forming agent...
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WO/2014/013916A1 |
Provided is a method for producing a novel solid catalyst component for use in the polymerization of an olefin, wherein the solid catalyst component has an excellent olefin polymerization activity, can have an excellent activity on hydro...
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WO/2014/013401A1 |
A catalyst composition for use as precursor for Ziegler-Natta catalyst system, said catalyst composition comprising a combination of magnesium moiety, titanium moiety and an internal donor containing at least one 1,2-phenylenedioate comp...
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WO/2014/008964A1 |
The present invention relates to a method for oligomerization of ethylene, comprising the steps: a) feeding ethylene, solvent and a catalyst composition comprising catalyst and cocatalyst into a reactor, b) oligomerizing ethylene in the ...
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WO/2014/007154A1 |
The present invention provides polymer particles which contain the components (a) and (b) described below and have a volume average particle diameter (D50) of from 1 nm to 1,000 nm (inclusive). (a) an amphiphilic polymer (b) a compound, ...
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WO/2014/005816A1 |
Fibers comprising a polypropylene obtainable by a process comprising the steps of: (i) polymerizing propylene in the presence of a catalyst system comprising the product obtained by contacting the following components: (a) a solid cataly...
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WO/2014/007765A1 |
In accordance with the present disclosure, a method of preparing a solid support for a transition metal catalyst is disclosed. The solid support may have a unique morphology that may be derived from contacting the magnesium compound and ...
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