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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 conditi...
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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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WO/2015/140681A1 |
A process for preparing a disentangled ultra-high molecular weight polyethylene product having a density not less than 1 g/cc is provided. The polyethylene product is prepared in the form of a sheet or a block by solid state compaction b...
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WO/2015/141388A1 |
Provided is a method for producing an olefin polymer in which an olefin polymer is obtained by polymerizing an olefin compound at a temperature of 0 °C or less under the presence of a Lewis acid catalyst, said method comprising: a suppl...
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WO/2015/141675A1 |
The present invention provides a metallocene complex with which homopolypropylene that has a high melting point can be manufactured in homopolymerization of propylene, and a method for manufacturing olefin polymers using same. This metal...
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WO/2015/132346A1 |
The invention relates to a process for the preparation of ethylene α-olefin copolymers by copolymerizing ethylene with α-olefins in the presence of a catalyst formed by contacting metallocene complex with a cocatalyst, wherein the meta...
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WO/2015/134213A1 |
Pyridyldiamido transition metal complexes are disclosed for use in alkene polymerization to produce high melting point polyolefins.
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WO/2015/133805A1 |
Embodiments of the present invention relate to a chromium compound represented by any one of chemical formula 1a or chemical formula 1b below, and a catalyst system comprising the same. These embodiments exhibit excellent catalytic activ...
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WO/2015/129712A1 |
The present invention pertains to a method for producing an α-olefin oligomer by conducting an oligomerization reaction of an α-olefin in the presence of a solvent and a catalyst containing a transition-metal-containing compound, an al...
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WO/2015/121162A1 |
Disentangled high or ultrahigh molecular weight polyethylene ((U)HMWPE) being produced with a Ziegler-Natta catalyst, characterized by (i) a factor for the normalized elastic modulus G'0/G'P of less than 0.95 determined in a dynamic time...
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WO/2015/113957A1 |
The present invention relates to a A metal complex of formula (1), CyYMLjXn (formula 1) wherein Cy is a cyclopentadienyl-type ligand; M is a metal of group 4; L is a neutral Lewis basic ligand wherein the number of said neutral ligands "...
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WO/2015/107708A1 |
The homo-polymerization of propylene is carried out in the presence of a catalyst comprising a solid catalyst component (I), wherein the solid catalyst component (I) comprises titanium, magnesium, a halogen, a carbonate compound represen...
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WO/2015/109184A1 |
The disclosure includes a polymerization process and an olefin polymerization system. A polymerization product is produced, a vapor phase is recovered from the polymerization product, the vapor phase is fractionated in a first column to ...
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WO/2015/107289A1 |
A process for preparing a hydrocarbon-based polymer comprising an end group comprising a 2-oxo-1,3-dioxolane-4-yl ending, by ring opening by metathesis in the presence of a metathesis catalyst, of a chain-transfer agent comprising a carb...
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WO/2015/102423A1 |
Disclosed are an apparatus and a method for polymerization that can economically copolymerize ethylene and alpha-olefin by reusing reaction raw materials and solvents. The apparatus for polymerization of ethylene and alpha-olefin compris...
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WO/2015/100351A1 |
The invention provides a process to form an ethylene-based polymer, said process comprising polymerizing ethylene and at least one asymmetrical polyene, comprising an "alpha, beta unsaturated - carbonyl end" and a "C-C double bond end," ...
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WO/2015/097012A1 |
The present invention relates to a process for the polymerisation of olefins in a polymerisation reactor system and in particular provides a process for the polymerisation of olefins in a polymerisation reactor system, the polymerisation...
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WO/2015/100318A1 |
A process to form an ethylene-based polymer including polymerizing ethylene and at least one asymmetrical polyene comprising an "alpha, beta unsaturated - carbonyl end" ("α,β unsaturated - carbonyl end") and a "C-C double bond end," wh...
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WO/2015/091316A1 |
The present invention relates to a process for preparing a MgCl2-alcohol adduct which comprises, (a) forming a mixture of an MgCl2-alcohol adduct in molten form and a liquid which is immiscible with the said adduct, (b) subjecting the mi...
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WO/2015/091839A1 |
The present invention relates to a new biaxially oriented polypropylene (BOPP) film,a process for the preparation of such film as well as the use of a polypropylene for the preparation of such film and an article comprising such film.
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WO/2015/093611A1 |
In order to generate a compound at high productivity, the present invention has: a first raw material supplying unit; a second raw material supplying unit; a reaction unit; and a control unit for controlling the amount of a first raw mat...
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WO/2015/091780A1 |
Blow molded article comprising a propylene copolymer having a MFR2 (230 °C) in the range of more than 2.0 to 12.0 g/10min, a comonomer content in the range of 4.0 to below 4.0 mol.-%, a melting temperature in the range of 125 to below 1...
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WO/2015/091320A1 |
Catalysts systems for the polymerization of olefins CH2=CHR, wherein R is an alkyl, cycloalkyl or aryl radical having 1-12 carbon atoms, comprising (A) a solid catalyst component comprising Ti, Mg, and halogen (B) an aluminum alkyl compo...
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WO/2015/091829A1 |
The present invention relates to a new biaxially oriented polypropylene (BOPP) film,a process for the preparation of such film as well as the use of a polypropylene for the preparation of such film and an article comprising such film.
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WO/2015/088200A1 |
The present invention relates to a method for preparing a super-absorbent resin. According to the method for preparing a super-absorbent resin, a super-absorbent resin which has an improved absorption rate and solution permeability, no d...
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WO/2015/088624A1 |
Processes for making and using a viscosified liquid slurry polymerization additive are disclosed herein. The process for making a viscosified liquid slurry polymerization additive comprises contacting a polymerization additive with a liq...
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WO/2015/086812A1 |
The present invention is a process for producing copolymers of ethylene and alpha-olefins having from 4 to 10 carbon atoms in three polymerization stages where a low molecular weight copolymer of ethylene is produced in two of the stages...
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WO/2015/081409A1 |
The present invention relates to a metallocene catalyst based on a transition metal of groups 4 or 5 of the periodic table prepared by immobilising a metallocene complex on a support modified with soluble hybrid silica prepared by a non-...
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WO/2015/082565A1 |
Process for separating polymeric and gaseous components of a reaction mixture obtained by high-pressure polymerization of ethylenically unsaturated monomers in the presence of free-radical polymerization initiators, the process comprisin...
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WO/2015/082568A1 |
Process for separating polymeric and gaseous components of a reaction mixture obtained by high-pressure polymerization of ethylenically unsaturated monomers in the presence of free-radical polymerization initiators, the process comprisin...
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WO/2015/078814A1 |
The invention relates to a system suitable for the continuous polymerization of one or more α-olefin monomers of which at least one is ethylene or propylene comprising a reactor (8), a compressor (400), a cooling unit (5) and an externa...
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WO/2015/078815A1 |
The invention relates to a process for the continuous polymerization of one or more α-olefin monomers of which at least one is ethylene or propylene comprising the steps of: (1) feeding the one or more α-olefins to a vertically extende...
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WO/2015/081254A1 |
Particles of a procatalyst composition having a particle size D50 from 19 microns to 30 microns. A polymerization process comprising halogenating, in the presence of a substituted phenylene aromatic diester, particles of a MagTi procatal...
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