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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 an...
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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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WO/2015/178927A1 |
A peelable package comprise a first sealant layer comprising low density polyethylene and a first contaminant and a second sealant layer comprising polyethylene polymer, such as high density polyethylene, low density polyethylene, ethyle...
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WO/2015/172009A1 |
An ethylene-based polymer, e.g., LDPE, with a low dissipation factor is made by a process comprising the step of contacting at polymerization conditions ethylene and, optionally, one or more comonomers, e.g., an alpha-olefin, with at lea...
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WO/2015/165861A1 |
A slurry polymerization process for the preparation of polyethylene in the presence of a Ziegler catalyst and aluminum alkyl in at least one polymerization reactor, in which process suspension medium comprising a concentration of aluminu...
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WO/2015/165402A1 |
The present invention provides a magnesium halide solution; the magnesium halide solution contains a magnesium halide, an oxygen-containing organotitanium compound, a hydroxyl-containing compound, and an organic solvent; furthermore, the...
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WO/2015/165405A1 |
The present invention provides a method for preparation of a catalyst component used for olefin polymerization; first dissolving an anhydrous magnesium halide in a mixed solvent containing an oxygen-containing organotitanium compound, an...
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WO/2015/164510A1 |
A method for preparing a catalyst system for heterogenous catalysis of an isobutylene polymerization reaction includes the steps of forming an alumina support in which the alumina support has pores formed therein, and reacting BF3/methan...
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WO/2015/161825A1 |
Disclosed is a catalyst component for propylene polymerization in the present invention, comprising titanium, magnesium, halogen, and internal electron donor compound A. Said internal electron donor compound A is selected from compounds ...
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WO/2015/156408A1 |
In this production method for an olefin-based polymer, an olefin is polymerized using a transition metal compound (A), a boron compound (B) which forms an ion pair with component (A), an organoaluminium compound (C), and water (D). The m...
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WO/2015/156407A1 |
In this production method for an olefin-based polymer, at least one non-polymerizable unsaturated hydrocarbon (N) is present in an olefin starting material or a polymerization solvent, and the olefin starting material is polymerized usin...
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WO/2015/116958A9 |
A multi-layered nanocomposite film for use in packaging is provided. More particularly, the film contains at least one core layer positioned adjacent to at least one outer layer. For example, in one embodiment, the film contains a core l...
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WO/2015/150467A1 |
Heterophasic propylene copolymer comprising a propylene - C4 to C12 a-olefin copolymer a matrix in which an ethylene-propylene rubber is dispersed, said heterophasic propylene copolymer has good mechanical properties and low extractables.
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WO/2015/149632A1 |
Crosslinkable polymeric compositions comprising an ethylene-based polymer, an organic peroxide, and a diallyl isocyanurate crosslinking coagent. Such crosslinkable polymeric compositions and their crosslinked forms can be employed as pol...
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WO/2015/149633A1 |
Crosslinkable polymeric compositions comprising an ethylene-based polymer, an organic peroxide, and a crosslinking coagent having at least one N, N-diallylamide functional group. Such crosslinkable polymeric compositions and their crossl...
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WO/2015/147921A1 |
Various embodiments disclosed related to modified elastomer surfaces and methods of making and using the same. In various embodiments, the present invention provides a method of modifying the surface of an elastomer. The method can inclu...
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WO/2015/144668A1 |
A solid catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor of formula (I), where each Q is a group –COOR1 in which R1 is selected from C1-C15 hydrocarbon groups, optionally containing a heteroa...
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WO/2015/147186A1 |
Provided is an olefin resin having improved heat resistance and tackiness, as well as excellent optical characteristics and low-temperature characteristics, and an enhanced balance of these properties. This olefin resin satisfies cond...
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WO/2015/146733A1 |
Provided is an ultrahigh molecular weight polyethylene stretched porous film with high strength and heat resistance. This invention is an ultrahigh molecular weight polyethylene stretched porous film, comprising at least ultrahigh molecu...
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WO/2015/147215A1 |
The purpose of the present invention is to provide an ethylene/α-olefin copolymer which has high randomness, while having a small double bond amount in the copolymer. An ethylene/α-olefin copolymer according to the present invention is...
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WO/2015/139875A1 |
Heterophasic propylene copolymer for retortability, said copolymer has a comonomer content in the range of 1.5 to 14.0 mol-%; a melting temperature in the range of 140 to 15°C and a xylene cold soluble (XCS) fraction in the range of 10....
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