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WO/2016/057985A1 |
The cis-1,4 mer content of conjugated diene mer in polymers can be increased by adding any of a class of morpholine compounds to a catalyst composition that includes a lanthanide metal atom.
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WO/2016/055361A1 |
The present invention presents a new method for preparation of an α-nucleated crystalline polypropylene based on polymeric nucleating agents and very high cooling rates, further the α-nucleated crystalline polypropylene based on polyme...
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WO/2016/050662A1 |
A catalyst component comprising Ti, Mg, CI, and an electron donor compound having porosity of at least 0.2 cm3/g and characterized by the fact that it further comprises Cu oxide, with the proviso that when the electron donor compound is ...
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WO/2016/050555A1 |
A catalyst system for the (co)polymerization of olefins, comprising (A) a solid catalyst component comprising a titanium compound supported on magnesium dichloride (B) an aluminum alkyl compound and (C) an halogenated organic ester of fo...
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WO/2016/052982A1 |
The present invention relates to: a polyolefin which exhibits narrow molecular weight distribution, high strength and a high stretching ratio; and a preparation method therefor. According to the present invention, it is possible to provi...
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WO/2016/048986A1 |
Processes and systems for the production for pressure management of a polymerization product flowing from a loop polymerization reactor to a separation vessel in a slurry polymerization system are disclosed herein. For example, a process...
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WO/2016/047699A1 |
[1] An olefin homopolymer satisfying specific requirements; [2] an olefin-based copolymer satisfying specific requirements; [3] a process for producing an olefin-based polymer which comprises using a specific polymerization catalyst to c...
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WO/2016/047445A1 |
Provided is a polyisobutylene production method, wherein a polyisobutylene is obtained by polymerizing isobutylene in the presence of an oxide carrier carrying a boron trifluoride-containing polymerization catalyst.
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WO/2016/048561A1 |
Particular embodiments described herein provide for a morphing material that may include an outer layer, a polymer layer, and an inner core. The polymer layer can be between the inner core and the outer layer. The inner core can include ...
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WO/2016/041818A1 |
A metal complex of the formula (1 ) CyLMZp(A)n (1 ), wherein M is a group 4 metal Z is an anionic ligand, p is number of 1 to 2, preferably 2, Cy is a cyclopentadienyl-type ligand substituted with at least one aliphatic C3-C20 hydrocarby...
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WO/2016/036204A1 |
The present invention relates to an olefin-based polymer with excellent processability. The olefin-based polymer according to the present invention has excellent processability and exhibits improved mechanical properties due to having a ...
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WO/2016/036221A1 |
The present invention relates to a supported hybrid metallocene catalyst and a method for preparing an olefin-based polymer using the same. The supported hybrid catalyst according to the present invention can be used in the preparation o...
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WO/2016/034427A1 |
A porous solid adduct comprising magnesium chloride and ethanol characterized by a specific relation between content of alcohol, average pore radius and amount of porosity deriving from pores with radius comprised between 100 and 1000 nm...
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WO/2016/028278A1 |
Catalyst systems and methods for making and using the same. A method for making a catalyst support includes forming a mixture of a support material and a fluoride donor. The mixture is added to a fluidized bed reactor. The mixture is flu...
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WO/2016/028276A1 |
Catalyst systems and methods for making and using the same. A method for making a catalyst support includes forming a mixture of a support material and a fluoride donor. The mixture is added to a fluidized bed reactor. The mixture is flu...
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WO/2016/028123A1 |
Disclosed is a polybutene preparation method which maximizes utilization of isobutene in a C4 mixture, thereby enabling production of a higher quantity of polybutene than in production of polybutene using a previous C4 mixture. The polyb...
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WO/2016/028277A1 |
Catalyst systems and methods for making and using the same. A method for making a catalyst support includes forming a mixture of a support material and a fluoride donor. The mixture is added to a fluidized bed reactor. The mixture is flu...
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WO/2016/025194A1 |
Solid catalyst components are disclosed including titanium, magnesium, halogen and an internal electron donor compound having a combination of internal electron donor compounds including at least one 1,8-naphthyl di ester and at least on...
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WO/2016/024818A1 |
The present invention relates to: a transition metal compound which not only can exhibit a high level of activity in an olefin polymerization reaction but also allows easy adjustment of characteristics such as the chemical structure, mol...
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WO/2016/025624A1 |
A robust mesoporous metal-organic framework comprising a hafnium-based metal-organic framework and a single-site zirconium-benzyl species is provided. The hafnium, zirconium-benzyl metal-organic framework is useful as a catalyst for the ...
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WO/2016/022421A1 |
Solid catalyst components are disclosed including titanium, magnesium, halogen and an internal electron donor compound having at least one substituted 2-methoxy-1-napthoate, and catalyst systems containing the catalyst solid components, ...
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WO/2016/022225A1 |
A process for producing ethylene polymer including compressing ethylene monomer in one or more compressors to a pressure from 1000 bar to 3000 bar; introducing the compressed ethylene monomer into one or more reactors; introducing a blen...
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WO/2016/016641A1 |
A quaternary ammonium salt of formula wherein each of R1, R2, R3 and R4 is independently selected from an optionally substituted alkyl, alkenyl or aryl group having less than 8 carbon atoms and R5 is hydrogen or an optionally substituted...
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WO/2016/014788A1 |
A system and method for discharging a transfer slurry from a first polymerization reactor through a transfer line to a second polymerization reactor, the transfer slurry including at least diluent and a first polyethylene. A product slur...
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WO/2016/013629A1 |
The purpose of the present invention is to provide a new catalyst, which does not use a large amount of a co-catalyst and has high activity, for producing an olefin (co)polymer in order to obtain a particulate olefin (co)polymer. This in...
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WO/2016/010177A1 |
The present invention relates to: a catalyst composition containing an organic ligand compound of a specific chemical structure and a chromium compound; and a method for synthesizing an alpha-olefin by using the catalyst composition. Whe...
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WO/2016/005637A1 |
The invention relates to synthetic nanocompounds in the form of microparticles that allow major deformations before breaking and are especially useful for preparing low-density synthetic propping agents to be used in non-conventional oil...
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WO/2016/005961A1 |
The present disclosure provides a heterogeneous single site catalyst immobilized on an inorganic oxide support and a method for the synthesis of the same using a step of generating a Schiff base imine ligand on the inorganic oxide suppor...
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WO/2016/002598A1 |
Provided is a high-strength, high-elasticity multifilament that exhibits little distortion under high loads and excellent dimensional stability in a wide temperature range by using a source material comprising branched polyethylene and b...
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WO/2015/199363A1 |
The present invention relates to a super absorbent polymer containing a water-soluble salt and a preparation method therefor and, more specifically, to an improved super absorbent polymer and a preparation method therefor, wherein the ef...
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WO/2015/194777A1 |
The present invention relates to a novel transition metal compound, a catalyst composition containing the transition metal compound, and a method for preparing polyolefin by using the catalyst composition.
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WO/2015/194685A1 |
The present invention relates to a polypropylene resin for injection and a resin composition containing the same. The polypropylene resin of the present invention is a propylene-ethylene block copolymer resin in which an ethylene-propyle...
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WO/2015/194813A1 |
The present invention relates to a polyolefin having excellent environmental stress crack resistance and processability since the polyolefin has a large molecular weight, a wide molecular weight distribution and a high, long side chain c...
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WO/2015/194874A1 |
Disclosed is a method for preparing a polybutene by using a catalyst containing n-propanol, wherein the content of vinylidene is 40-70%, the content of a tetrasubstituted double bond is 10% or more, and a complex catalyst containing n-pr...
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WO/2015/194887A1 |
The present invention relates to a ligand compound, a catalyst system for olefin oligomerization, and a method for oligomerizing olefin using the same. The catalyst system for olefin oligomerization according to the present invention exh...
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WO/2015/188392A1 |
A catalyst component for olefin polymerization, comprising Mg, Ti, a halogen and an electron donor, wherein the electron donor is at least one unsaturated ring-substituted diacid ester compound. Also provided are a catalyst containing th...
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WO/2015/191851A1 |
Solid catalyst particles for use in olefin polymerization, olefin polymerization catalyst systems containing the solid catalyst particles, methods of making the solid catalyst particles and the catalyst systems, and methods of polymerizi...
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WO/2015/191290A1 |
This invention relates to a catalyst system comprising a half sandwich chromocene compound featuring a tethered N-donor, with an alumoxane and consequent supportation on silica produces a catalyst that produces ultra-high molecular weigh...
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WO/2015/191066A1 |
The instant invention provides an improved process for producing pelletized polymer compositions, and pelletized polymer compositions. The process for producing a pelletized polymer composition according to the present invention comprise...
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WO/2015/185490A1 |
The present invention relates to a process for preparing a procatalyst for polymerization of olefins, comprising contacting a magnesium-containing support with a halogen-containing titanium compound, a monoester, a first internal electro...
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WO/2015/186970A1 |
The present invention relates to a method capable of more easily and effectively preparing polyolefin, and polyolefin prepared by the same, wherein the method is for preparing polyolefin having a high molecular weight and various molecul...
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WO/2015/186952A1 |
The present invention relates to: a metallocene compound having a novel structure, capable of preparing a polyolefin having a high molecular weight distribution and a high molecular weight; and a preparation method therefor. The metalloc...
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WO/2015/182952A1 |
The present invention relates to a method for preparing a transition metal complex for the preparation of an olefin copolymer and, more specifically, to a method for preparing a transition metal complex comprising: a transition metal of ...
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WO/2015/181280A1 |
The invention relates to the use in an oligomerization reaction performed in the presence of hydrogen and at high temperature of a racemic bridged metallocene catalyst a metallocene compound (A) is represented by the formula R(Cp1)(Cp2) ...
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WO/2015/181355A1 |
The invention relates to a method for preparing a low-viscosity oil comprising more than 50 wt % of 9-methyl-11-octyl-heneicosane. Said method uses a specific metallocene catalyst and makes it possible to prepare a polyalphaolefin oil (P...
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WO/2015/183017A1 |
The present invention relates to: a novel transition metal compound; a transition metal catalyst composition for preparing an ethylene homopolymer or a copolymer of ethylene and an α-olefin, containing the same; a method for preparing a...
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WO/2015/181358A1 |
The invention relates to a low-viscosity oil comprising more than 50 wt % of 9-methyl-11-octyl-heneicosane as well as a lubricating composition comprising said base oil and optionally another base oil or an additive. Said oil according t...
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WO/2015/183040A1 |
Disclosed are an amphiphilic anisotropic powder and a method for manufacturing the same. In an aspect, the technique disclosed in the present specification has an effect of providing an amphiphilic anisotropic powder which simultaneously...
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WO/2015/177764A1 |
The present disclosure relates to a single-pot process for the preparation of a shape controlled pro-catalyst. The process comprises the steps of i. reacting at least one alkanol with magnesium metal using at least one modifier and optio...
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WO/2015/177732A1 |
The present disclosure relates to a Ziegler-Natta catalyst composition comprising: i. at least one pro- catalyst comprising: a morphologically modified magnesium alkoxide as a support; at least one titanium halide; at least one first int...
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