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Matches 1,051 - 1,100 out of 20,117

Document Document Title
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.  
WO/2014/053443A1
The present invention relates to a process for improving the operations of a polymerisation plant which uses aluminium containing compound(s).  
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...  
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...  
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...  
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 ...  
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 ...  
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-...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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.  
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...  
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...  
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 ...  
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...  
WO/2014/047589A1
Functionalization of polymers, including polyolefms, via decomposition of organic peroxides through the use of solid-state shear pulverization.  
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...  
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...  
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 ...  
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...  
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...  
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...  
WO/2014/035875A1
Methods for the vapor phase preparation of fluorided solid oxide activator-supports, using certain calcining temperatures and fluoriding temperatures, are disclosed.  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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.  
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...  
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...  
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...  
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 ...  
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, ...  
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...  
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 ...  

Matches 1,051 - 1,100 out of 20,117