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Matches 901 - 950 out of 20,117

Document Document Title
WO/2014/208851A1
The present invention relates to a catalyst composition capable of preparing polyolefins having a high molecular weight, a method for preparing same, and a method for preparing the polyolefins using same. The binucleate metallocene compo...  
WO/2014/207393A1
The invention relates to a novel disymmetric nickel-based complex and to the method for the production thereof from at least one diphosphinamine ligand B1 of formula (R1)(R'1)P-N(R3)-P(R2)(R'2), or an iminobisphosphine ligand B2 of formu...  
WO/2014/202329A1
The invention relates to a catalyst for olefin polymerization represented by the general formula (1): wherein; M is a transition metal; X1 and X2 are independently selected from the group consisting of halide, alkyl group, aryl group, al...  
WO/2014/202644A1
The present invention relates to a new bimetallic complex of the formula (1) wherein: M is a group 4-6 metal R1 means is a substituent comprising a heteroatom of group 15, through which R1 is bonded to the imine carbon atom; R2-R6 are th...  
WO/2014/198677A1
A process for the preparation of a propylene polymer in a multistage polymerisation process in the presence of a single site catalyst, said process comprising: (I) in a prepolymerisation step prepolymerising a single site catalyst in the...  
WO/2014/198693A1
A process for the preparation of polyolefins by polymerizing olefins at temperatures of from 20 to 200°C and pressures of from 0.1 to 20 MPa in the presence of a polymerization catalyst and an antistatically acting composition in a poly...  
WO/2014/196788A1
Disclosed are an apparatus and method for preparing polybutene having various molecular weights by using complex catalysts of different molar ratios. The apparatus for preparing polybutene having various molecular weights, comprises: a c...  
WO/2014/192025A2
The present disclosure relates to a process for the preparation of high strength and high modulus polyethylene products/ laminates consisting of steps such as providing a pre-dried, at least 50% disentangled ultra-high molecular weight p...  
WO/2014/192028A2
The present disclosure discloses a reconfigurable mechanism for wind turbine blades. The wind turbine is provided with only a single actuator for reconfigurable mechanism which is adapted for expansion and contraction of blades. The reco...  
WO/2014/187323A1
Provided in the present invention is a solid catalyst component for use in an olefin polymerization reaction, comprising magnesium, titanium, a halogen, and an electron donor. The electron donor is at least one selected from glycol ester...  
WO/2014/189187A1
The present invention relates to a method for preparing a catalyst for ethylene polymerization and copolymerization, capable of providing a polymer having a high apparent density and a uniform particle size, and furthermore capable of ea...  
WO/2014/184171A1
A solid catalyst component for the polymerization of olefins comprising Mg, Ti, Cl and at least an electron donor compound which is the reaction product obtained by bringing into contact a Mg compound and a Ti compound having at least a ...  
WO/2014/185723A1
Disclosed are an apparatus and a method for selectively preparing a highly reactive polybutene, a medium reactive polybutene and a nonreactive polybutene in one plant. The apparatus for selectively preparing reactive polybutenes and a no...  
WO/2014/184289A1
Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor of formula (I) In which X and Y are selected from, R1, and -OR1 and -NR2, B is oxygen or sulphur S is sulphur, R1 is selected from C1-C15 hydroc...  
WO/2014/181248A1
A process for the oligomerisation, preferably the tetramerisation, of ethylene to predominantly 1- hexene or 1-octene or mixtures of 1-hexene and 1-octene includes contacting ethylene with a catalyst under ethylene oiigomerisation condit...  
WO/2014/181250A1
A process for the tetramerisation of ethylene includes contacting ethylene with a catalyst under ethylene oligomerisation conditions. The catalyst comprises a source of chromium, a ligating compound, and an activator. The ligating compou...  
WO/2014/181247A1
A process for the otigomerisation of ethylene to predominantly 1-hexene or 1-octene or mixtures of 1-hexene and 1-octene includes contacting ethylene with a catalyst under ethylene oligomerisation conditions. The catalyst comprises a sou...  
WO/2014/183021A1
A method of making functional polyisobutylene (PIB)-containing oligomers and polymers. By the disclosed method, the synthesis of functional PIB-containing polymers can be achieved directly under cationic polymerization conditions and doe...  
WO/2014/179296A1
An ethylene/alpha-olefin interpolymer composition suitable for pipe applications prepared via solution polymerization process, and pipes made therefrom. The ethylene/alpha-olefin interpolymer composition suitable for pipe applications ac...  
WO/2014/177153A1
An electrical cable in particular for low voltage applications is described herein, The electrical cable comprises at least one conductive wire surrounded by an insulation, wherein the insulation is of a thermoplastic material comprising...  
WO/2014/175495A1
The present invention relates to a method for producing a catalyst for polyolefin polymerization, whereby the polymerization of low-density polyethylene is possible in one reactor even without the introduction of a separate comonomer, th...  
WO/2014/176187A1
Disclosed are new classes of pyridyldiamide catalyst components useful in olefin polymerization, an example of which includes: (I) wherein M is a hafnium or zirconium; R1 and R1 1 are selected from phenyl and substituted phenyl, wherein ...  
WO/2014/171775A1
The present invention relates to a polyethylene, a chlorinated polyethylene thereof, and a molded product prepared therefrom, and more specifically, to: a polyethylene having a molecular weight distribution (MWD) of 5 or less, a melt ind...  
WO/2014/171772A1
The present invention relates to a polyethylene, a chlorinated polyethylene thereof, and a PVC composition containing the same, and more specifically, to: a polyethylene having an average particle size of 30-170 μm, a melt index (5.0 kg...  
WO/2014/169017A1
An ethylene copolymer, a Group 4 transition metal catalyst compound, and methods for polymerization using such a compound, said compound represented by the formula: (L)p(R')zT(Cp)(A)MX2, where M is a Group 4 metal; z is 0 to 8; p is 1 to...  
WO/2014/168373A1
The present invention relates to a metallocene catalyst system comprising an antistatic agent and a preparation method for polyolefin using the same. The present invention can not only maintain the inherent activity of the catalyst but a...  
WO/2014/164514A2
A method comprising contacting a silica support material with a sulfating agent to form a sulfated silica support material comprising sulfate anions; thermally treating the sulfated silica support material to form a thermally treated sul...  
WO/2014/161905A1
A solid catalyst 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, Cu, CI, and an electron donor compound characte...  
WO/2014/164614A1
A method comprising contacting a support material with a transition metal compound to produce a mixture; thermally treating the mixture in the presence of oxygen at a temperature in a range of from about 100° C to about 500° C for a pe...  
WO/2014/164506A1
Disclosed are processes for forming an oligomer product by contacting a feedstock olefin containing trisubstituted olefins with a solid acid catalyst. The oligomer product can be formed at an oligomerization temperature in a range from -...  
WO/2014/164498A2
An ethylene polymer having a density greater than about 0.930 g/ml and a level of long chain branching ranging from about 0.001 LCB/103 carbons to about 1.5 LCB/103 carbons as determined by SEC-MALS. An ethylene polymer having a level of...  
WO/2014/158395A1
A method for treating an emulsion of a hydrocarbon is disclosed. The method includes providing an emulsion of a crude hydrocarbon, and adding an additive to the emulsion to obtain a treated hydrocarbon.  
WO/2014/154784A1
The invention relates to a polymerization process for the production of high density polyethylene by polymerization of ethylene in the presence of a catalyst composition comprising a chromium compound, a support material wherein the alco...  
WO/2014/149628A1
Solid catalyst components are disclosed, which include titanium, magnesium, halogen and a combination of internal electron donor compounds containing at least one 1,8 naphthyl diester compound of Formula (II- 1) and at least one 3,3-bis(...  
WO/2014/149360A1
Catalyst systems and methods for making and using the same are described herein. A catalyst system can include at least three catalysts. The three catalysts include a metallocene catalyst, a first non-metallocene including a ligand compl...  
WO/2014/149361A1
Catalyst systems and methods for making and using the same. A catalyst system can include a non-metallocene catalyst having the structure: wherein M is a group 4 element, each of R13 -R20 are independently a hydrogen or a methyl group, w...  
WO/2014/139949A1
The invention relates to a metallocene complex according to the following formula (1), wherein R1 and R2 are the same or different and are independently selected from the group consisting of substituted and unsubstituted linear and branc...  
WO/2014/143507A1
A compound useful for reducing fouling in a hydrocarbon refining process is provided. A method for preparing the compound includes converting a polymer having a vinyl chain end to obtain an aldehyde containing terminal group, and reactin...  
WO/2014/143421A1
Catalyst systems and methods for making and using the same are provided. A method for forming a polymer catalyst includes reacting a bromoketone compound with an aryl amine compound to form an amide compound. The amide compound is reacte...  
WO/2014/142206A1
Disclosed is a method for producing an α-olefin polymer, the method comprising a step for polymerizing one or more types of C3-30 α-olefins by using a polymerization catalyst that is made by using (A) a metallocene compound, (B) an ion...  
WO/2014/142111A1
Provided is a method for producing an olefin polymer of high molecular weight and high melting point efficiently even under the high-temperature conditions that are advantageous for industrial production processes. The problem is solved ...  
WO/2014/142275A1
A filter which has a good balance between trapping properties and air permeability is provided by a filter that is formed of a polypropylene resin composition satisfying the following conditions (1)-(3). (1) The melt flow rate is 10-2,00...  
WO/2014/142207A1
Disclosed is a method for producing an α-olefin polymer, the method comprising a step for polymerizing one or more types of C4-20 α-olefins by using a polymerization catalyst that is made by using (A) a specific double-crosslinked meta...  
WO/2014/143508A1
A compound useful for reducing fouling in a hydrocarbon refining process is provided. A method for preparing the compound includes hydrohalogenating a polymer having a vinyl chain end to obtain a halogen-containing terminal group, and re...  
WO/2014/143506A1
A compound useful for reducing fouling in a hydrocarbon refining process is provided. A method for preparing the compound includes functionalizing a polymer having a vinyl chain end to obtain a terminal group having one or more anhydride...  
WO/2014/139062A1
Disclosed is an olefin polymerization catalyst, comprising a primary catalyst consisting of a magnesium compound, a transition metal halide, a silicon halide compound, an organic alcohol compound, a metal acid ester and an organic alcoho...  
WO/2014/135824A1
This invention relates to complexes formed by the combination of a metal (M) and various ligands (L). The metals (M) include niobium and tantalum. The complexes serve to catalyze the polymerization of hydrocarbons. The process comprises ...  
WO/2014/134761A1
The present invention relates to a supported polyolefin catalyst and the preparation and application thereof, wherein a main catalyst is composed by a carrier and a transition metal halide, and the carrier is composed by a magnesium hali...  
WO/2014/073000A9
The present disclosure provides a ziegler-natta pro-catalyst composition for the polymerization.of propylene to produce polypropylene with. reduced polymer-fines.  
WO/2014/137421A1
Methods for controlling properties of an olefin polymer using a Group VIII transition metal-modified activator-support are disclosed. The melt index of the polymer can be decreased and the molecular weight of the polymer can be increased...  

Matches 901 - 950 out of 20,117