Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 251 - 300 out of 13,716

Document Document Title
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/2014/187686A1
Propylene copolymer having a comonomer content in the range of 2.5 to 11.5 mol.-% and a melt flow rate MFR2 (230 °C) in the range of 1.0 to 16.0 g/10min, wherein said propylene copolymer is featured by good toughness.  
WO/2014/187687A1
Propylene copolymer having a comonomer content in the range of 2.0 to 11.0 mol.-% and a melt flow rate MFR2 (230 °C) in the range of 25.0 to 100 g/10min, wherein said propylene copolymer is featured by good toughness.  
WO/2014/185996A1
An ethylene-based polymer comprising about 80.0 to 99.0 wt.% of polymer units derived from ethylene and about 1.0 to about 20.0 wt.% of polymer units derived from one or more C3 to C20 α-olefin comonomers; the ethylene-based polymer hav...  
WO/2014/186272A1
Disclosed herein are ethylene-based polymers having low densities and narrow molecular weight distributions, but high melt strengths for blown film processing. Such polymers can be produced by peroxide-treating a metallocene-catalyzed re...  
WO/2014/184152A3
A process for polymerizing olefins at temperatures of from 30°C to 140°C and pressures of from 1.0 MPa to 10 MPa in the presence of a polymerization catalyst in a multistage polymerization of olefins in at least two serially connected ...  
WO/2014/185253A1
The present invention addresses the problem of providing a cyclic olefin copolymer film which has been made thin, configured such that retardation in the in-plane direction and in the thickness direction is kept sufficiently low and supe...  
WO/2014/185327A1
The present invention addresses the problem of providing a cyclic olefin copolymer resin film in which phase difference in a plane and a thickness direction is kept sufficiently low and in which generation of creases is suppressed. The p...  
WO/2014/184152A2
A process for polymerizing olefins at temperatures of from 30°C to 140°C and pressures of from 1.0 MPa to 10 MPa in the presence of a polymerization catalyst in a multistage polymerization of olefins in at least two serially connected ...  
WO/2014/181991A1
The present invention relates to a method for preparing an ethylene-vinyl acetate (EVA) having a melt index of 10 g/10min or less that includes: applying an electron beam with an exposure dose of 1 to 25 kGy to an ethylene-vinyl acetate ...  
WO/2014/179103A1
A polyethylene composition comprising at least 95 percent by weight of the units derived from ethylene; less than 5 percent by weight of units derived from one or more α-olefin comonomers; wherein said polyethylene composition has a den...  
WO/2014/170070A1
A polyolefin composition, particularly fit for the production of extrusion blow molded articles, comprising (a) a propylene-ethylene copolymer having a content of units deriving from ethylene of 4.0 % by weight or higher, and (b) a nucle...  
WO/2014/157583A1
A polar-group-containing olefin copolymer which comprises 99.999-80 mol% structural units derived from ethylene and/or a C3-20 α-olefin and 20-0.001 mol% structural units derived from at least one polar-group-containing monomer that con...  
WO/2014/159326A3
A lubricant composition may include a copolymer having constitutional units formed from monomers including an alpha-olefin and an α-ester-alk-ω-ene molecule, where the composition has a kinematic viscosity at 100 °C of at most 20 cent...  
WO/2014/159844A1
The instant invention provides an ethylene/alpha-olefin interpolymer composition suitable for blown film applications, and blown films made therefrom. The ethylene/alpha-olefin interpolymer composition suitable for blown film application...  
WO/2014/159942A1
The present disclosure provides a process. In an embodiment, the process includes producing a propylene-based polymer in a gas-phase polymerization reactor (10) under polymerization conditions. The polymerization conditions include a com...  
WO/2014/154610A1
Monophasic propylene copolymer with high stiffness and impact resistance.  
WO/2014/150533A1
Copolymers of alpha-olefins are generally disclosed, including methods of making such copolymers. In some embodiments, copolymers of alpha-olefins and certain unsaturated ester compounds are also disclosed, including methods of making su...  
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/2014/143526A1
Multi-stage polymerization processes that produce polymers having controlled compositions and molecular weight with improved catalyst productivity are disclosed. An example method for producing a multi-modal polyolefin comprises polymeri...  
WO/2014/139811A2
Propylene terpolymers are prepared by polymerizing propylene, ethylene and an alpha-olefin selected from the group of C4-C8 alpha-olefins in the presence of a catalyst system obtained by contacting a solid catalyst component comprising a...  
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/2014/139811A3
Propylene terpolymers are prepared by polymerizing propylene, ethylene and an alpha-olefin selected from the group of C4-C8 alpha-olefins in the presence of a catalyst system obtained by contacting a solid catalyst component comprising a...  
WO/2014/137927A1
A process of producing ethylene a-olefin copolymers, especially ethylene block copolymers, comprising contacting ethylene and a C3 to C10 α-olefin with a transition metal pyridyldiamide (MPN3) catalyst component and an activator, as wel...  
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/2014/134015A1
A metallocene-catalyzed polymer comprising (i) a higher molecular weight component and (ii) a lower molecular weight component wherein the polymer has a polydispersity index of from about 10 to about 26; a zero shear viscosity of from ab...  
WO/2014/129511A1
The present invention addresses the problem of providing: a biaxially stretched film which has a broad biaxial stretch molding temperature range and excellent thickness accuracy; and an ethylene-type polymer composition which can be used...  
WO/2014/127093A1
A reaction product and hot melt adhesive compositions that include the reaction product are disclosed. The reaction product includes the reaction product of a first polymer that includes at least one of polypropylene homopolymer and poly...  
WO/2014/124535A1
The present invention is directed to the functionalization of butyl rubber ionomer and optionally the grafting of polyamide to halobutyl rubber ionomers. Specifically, disclosed are methods and products resulting therefrom for creating f...  
WO/2014/123684A8
Processes for producing impact copolymers are provided. Ethylene and at least one comonomer can be polymerized in the presence of one or more catalysts, polypropylene particles, and an inert solvent to produce an impact copolymer. The po...  
WO/2014/123684A1
Processes for producing impact copolymers are provided. Ethylene and at least one comonomer can be polymerized in the presence of one or more catalysts, polypropylene particles, and an inert solvent to produce an impact copolymer. The po...  
WO/2014/123598A1
Catalyst systems and methods for making and using the same are provided. The catalyst systems can include a plurality of silica particles and a metallocene catalyst and an activator supported on the plurality of silica particles. The pol...  
WO/2014/123668A1
Processes for producing impact copolymers are provided. Ethylene and at least one copolymer can be polymerized in the presence of one or more catalysts, polypropylene particles, and one or more halocarbon compounds to produce an impact c...  
WO/2014/120548A1
A catalyst composition comprising (i) a metal salt complex of an imine bis(phenol) compound characterized by Structure (1). Wherein O and N represent oxygen and nitrogen respectively; R comprises a halogen, a hydrocarbyl group, or a subs...  
WO/2014/120482A1
This invention relates method to prepare and compositions pertaining to an amorphous polymer comprising: at least 95 mol% propylene and 0 to 5 mol% vinyl monomer content, wherein the polymer has a g'vis of less than 0.95, an Mn of 200 to...  
WO/2014/120542A1
Methods for controlling properties of an olefin polymer using an organozinc compound are disclosed. The HLMI/MI shear ratio of the polymer can be decreased and the Mz/Mw ratio of the polymer can be increased via the addition of the organ...  
WO/2014/120478A1
This invention relates to polyethylene copolymers comprising ethylene and vinyl terminated macromonomers. The polyethylene copolymers are achieved by copolymerization of ethylene and vinyl terminated macromonomers in a polymerization rea...  
WO/2014/117307A1
The present invention relates to preparation and application of an olefin polymerization catalyst. A main catalyst is composed of a carrier, transition metal halide, and an organic alcohol compound. The transition metal halide is obtaine...  
WO/2014/115895A1
The present invention relates to a method for producing a homopolymer of olefin represented by formula (1): CH2=CHR1 (R1 is a hydrogen atom or hydrocarbon group having 1 to 20 carbon atoms) or a copolymer of two or more thereof or a meth...  
WO/2014/113046A1
A process to for polymerizing ethylene in the presence of a metal complex of Structure I, as described herein, which comprises a metal selected from one of Groups 3-6, which is bonded to aryl groups via oxygen and two Z groups. The aryl ...  
WO/2014/113470A1
This disclosure describes polymeric devices including a polystyrene-b- poly(ethylene-co-butylene)-b-polystyrene having a styrene content of between 15 wt% and 70 wt%. The polymeric devices include a predetermined structural feature havin...  
WO/2014/112592A1
Provided is a method for producing a dried product of an ethylene-tetrafluoroethylene copolymer, whereby it becomes possible to achieve excellent stress cracking resistance while reducing an environmental load. A method for producing a d...  
WO/2014/106067A1
The invention provides a method of injecting a compressed "comonomer/compound mixture," comprising a "comonomer comprising a carboxylic acid," and at least one compound, into at least one reactor; said method comprising, adding the at le...  
WO/2014/105412A1
The instant invention provides an ethylene based polymer. In one embodiment, the instant invention provides an ethylene based polymer comprising the polymerization reaction product of ethylene with optionally one or more α-olefins in th...  
WO/2014/105411A1
The instant invention provides procatalysts and catalyst systems for olefin polymerization, olefin based polymers polymerized therewith, and process for producing the same. In one embodiment, the instant invention provides a procatalyst ...  
WO/2014/100924A1
Disclosed are a polypropylene intra-autoclave alloy having carbon nanotubes, a preparation method for the alloy, and applications thereof. The intra-autoclave alloy comprises the carbon nanotubes, a homopolymer polypropylene resin, and a...  
WO/2014/102128A1
The present invention is directed to a process of polymerizing propylene in at least three stages. In the first, and optionally in the second, polymerization stage propylene, ethylene and at least one alpha-olefin having from 4 to 10 car...  
WO/2014/106052A1
The instant invention provides a polyolefin composition suitable for injection molding applications, and method of making such injection molded articles. The polyolefin composition suitable for injection molding applications comprises: a...  
WO/2014/105414A1
The instant invention provides a polymerization process for producing ethylene based polymers. In one embodiment, the instant invention provides a polymerization process for producing ethylene based polymers comprising: polymerizing ethy...  
WO/2014/100890A1
This invention discloses a sulfur free and ZnO free cross-linking composition comprising a multifunctional phosphine crosslinking agent and halobutyl polymers or halogen containing polymers.  

Matches 251 - 300 out of 13,716