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Matches 1,101 - 1,150 out of 20,156

Document Document Title
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 ...  
WO/2014/005871A1
The present invention concerns a method for modifying resin which comprises the reaction of an unsaturated resin consisting of more than 95% by mass of carbon and hydrogen atoms with a hypohalogenous compound in at least one solvent in t...  
WO/2014/006069A1
The present invention relates to processes for the polymerization of olefins that reduces the concentration of impurities present in olefin-containing hydrocarbon feedstock and/or diluent, by passing said feedstock and/or said diluent,ov...  
WO/2014/001288A1
A film formed from a polyethylene composition is disclosed, the polyethylene having a having a density of 948-956 kg/m3, a high load melt index HLMI of 7-15, a melt storage modulus G' at a dynamic frequency where the loss modulus G" = 30...  
WO/2014/001257A1
The present invention relates to a catalyst composition comprising the compound represented by the Fischer projection of formula (I) as an internal electron donor, (I) wherein: R1, R2, R3, R4, R5 and R6 are the same or different and are ...  
WO/2014/001426A1
The present invention relates to propylene polymers having a melt flow index in the range from 3.0dg/min to 8.0dg/min that are particularly suited for high- tenacity fibers and yarns and nonwovens. Further the present invention relates t...  
WO/2014/001394A1
Use of an additive mixture containing a linear polypropylene and at least one additive in a polypropylene composition comprising said additive mixture and a branched polypropylene to reduce the gel index of said polypropylene composition.  
WO/2014/001108A1
A process for the polymerization of propylene is disclosed. The process may include contacting, in a gas phase polymerization reactor, propylene and optionally one or more comonomers with a catalyst system comprising a Ziegler-Natta cata...  
WO/2014/003837A1
The invention provides an ethylene-based polymer formed from reacting at least the following: ethylene and at least one asymmetrical polyene, comprising an "alpha, beta unsaturated end" and a "C-C double bond end," and wherein the reacti...  
WO/2013/192186A1
A polyisobutylene composition has polyisobutylene molecules with a first portion having a alpha vinylidene molecules, a second portion having beta vinylidene molecules, and a third portion having internal vinylidene molecules. The first ...  
WO/2013/186025A1
The present invention is directed to a process for the gas phase polymerisation of ethylene in the presence of a catalyst composition comprising a support material carrying a chromium compound and a magnesium containing compound represen...  
WO/2013/185340A1
The invention provides a composition comprising the following: A) an anhydride and/or carboxylic acid functionalized ethylene/alpha-olefin interpolymer having the following properties: i) a melt viscosity (177°C) less than, or equal to,...  
WO/2013/186214A1
The invention relates to a process for the production of polyethylene by gas phase polymerisation of ethylene in the presence of a supported chromium oxide based catalyst which is modified with an amino alcohol wherein the molar ratio of...  
WO/2013/186299A1
A method for controlling the temperature in a polymerization reactor equipped with a cycle gas line for withdrawing reactor gas from the reactor, leading the reactor gas through a heat- exchanger, which is cooled by a cooling medium, whi...  
WO/2013/183611A1
[Problem] To provide a highly reactive alpha-olefin polymer. [Solution] An alpha-olefin polymer that satisfies the following conditions: (1) the 2,1-bonding fraction of said alpha-olefin polymer is less than 0.5 mol%; (2) the sum of the ...  
WO/2013/183600A1
A pressure-sensitive adhesive composition containing a butene-based polymer, said butene-based polymer consisting of a 1-butene homopolymer that satisfies conditions (1) and (2) given below and/or a 1-butene-propylene copolymer that sati...  
WO/2013/180784A1
The invention provides a process to form an ethylene-based polymer, said process comprising polymerizing ethylene in presence of at least the following: A) a free-radical agent; B) an alkylated phenol selected from Formula (I), wherein R...  
WO/2013/174759A1
Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor compound of the following formula (I), in which R2-R8 groups, equal or different to each other, are selected from hydrogen, halogen and C1 -C15 ...  
WO/2013/172204A1
An olefin polymerizer equipped with: a cylinder part extending in the vertical direction; a taper part which is disposed in the cylinder part and has an inner diameter that becomes smaller downward and which has a vertically open hole at...  
WO/2013/172950A1
A process for preparing a catalyst comprising (A) selecting a catalyst support selected from the group consisting of gels of silica, silica alumina, alumina, aluminum phosphate, aluminaphospate, and combinations of two or more thereof; (...  
WO/2013/168928A1
The present invention relates to an ansa-metallocene compound, to a method for preparing same, and to a method for preparing polyolefins using the ansa-metallocene compound, wherein the ansa-metallocene compound has a novel structure whi...  
WO/2013/168626A1
This invention relates to: an organic metal compound that includes a bisphosphine monoxide (BPMO) expressed by formula (I), and a central metal (M) comprising an element from group 10 of the periodic table and forming a complex with the ...  
WO/2013/166369A1
Processes for forming propylene from methanol are disclosed. The processes involve converting methanol to a product mixture comprising ethylene and propylene, separating the ethylene from the propylene, dimerizing a first portion of the ...  
WO/2013/164437A1
The present invention relates to a process for preparing polyolefin in a polymerization loop reactor, said loop reactor comprising: a plurality of interconnected pipes defining a flow path for a polyolefin slurry, and - one or more settl...  
WO/2013/161833A1
[Problem] To provide a method for producing an olefin polymer enabling use of an aliphatic hydrocarbon solvent as a solvent used in catalyst preparation and the like, instead of an aromatic hydrocarbon solvent, which has a greater enviro...  
WO/2013/159571A1
The present invention relates to a lubricating oil composition and a preparation method therefor. The lubricating oil composition comprises a Mannich base as represented by structural formula (III) and a lubricating oil base oil, where A...  
WO/2013/155982A1
The present invention relates to a supported metal-oxide double-active-center catalyst for ethylene polymerization, preparation method therefor and application thereof. The catalyst composition comprises inorganic carrier and two support...  
WO/2013/155946A1
The present invention relates to a novel supported double-center composite polyethylene catalyst and preparation method and use thereof, characterized in that a vanadium supported active component is added on a common supported organic c...  
WO/2013/156491A1
The present invention provides a new process for preparing a catalyst for the gas phase polymerization of olefins wherein the sequence of addition of the catalyst components and the selection of the said components provides a catalyst co...  
WO/2013/154690A1
A continuous process for producing high pressure polyethylene is described. The process includes contacting first amounts of ethylene, an optional polar comonomer, and a first C2 to C12 modifier in the presence of a first amount of initi...  
WO/2013/154882A1
A process for recovery of ethylene from a polymerization product stream of a polyethylene production system, comprising separating a light gas stream from the polymerization product stream, wherein the light gas stream comprises ethane a...  

Matches 1,101 - 1,150 out of 20,156