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Matches 1,301 - 1,350 out of 20,557

Document Document Title
WO/2013/140991A1
[Problem] To provide a method for producing an olefin polymer having a high melting point and high molecular weight even under industrially feasible high-temperature conditions. [Solution] A method for producing an olefin polymer, charac...  
WO/2013/137953A1
Processes are disclosed for oxygen-tailoring polyethylene, particularly polyethylenes suitable for wire and cable applications. One process includes conveying a first polyethylene having a melt index < 5.0 and an MWD < 5.0 through mixing...  
WO/2013/135565A1
The present invention relates to a polymerisation process, in particular to the polymerisation of olefins in a reactor system comprising two reactors in series, and most particularly provides a process for the polymerisation of monomer i...  
WO/2013/132009A1
Embodiments of a process and a plant for manufacturing polyethylene and ethylene based copolymers in which a) a compressor unit feed stream (10), comprising ethylene, is fed into a compressor unit (1) for increasing the pressure for a re...  
WO/2013/133595A1
Provided are a hybrid supported metallocene catalyst, a method for preparing the same, and a process for preparing an olefin polymer using the same, and more particular, a hybrid supported metallocene catalyst characterized in that two k...  
WO/2013/128861A1
The present invention is a sheet set for solar cell sealing, which comprises a first sealing sheet and a second sealing sheet and is used for the purpose of sealing a solar cell element by being arranged between a light receiving surface...  
WO/2013/127707A1
Process for the preparation of a polypropylene in a sequential polymerization process comprising at least three reactors connected in series, wherein the polymerization takes place in the presence of a Ziegler-Natta catalyst, said Ziegle...  
WO/2013/127491A1
A process for recovering hydrocarbons from a plant for preparing polyolefins is described. The process comprises the measures: i) introduction of a hydrocarbon-containing inert gas (9) from a residual monomer removal (20) of a polyolefin...  
WO/2013/126187A1
Vinyl-terminated macromonomer oligomerization, namely, a process to produce polymacromonomers comprising contacting a vinyl-terminated macromonomer with a catalyst system capable of oligomenzing vinyl-terminated macromonomer, in the pres...  
WO/2013/125700A1
Provided is a polypropylene-based resin composition that can produce a lightweight foam sheet and a thermoformed article, which have uniform, fine foamed cells and have excellent appearance, thermoformability, impact resistance, rigidity...  
WO/2013/125670A1
This propylene-ethylene copolymer resin composition is produced by a metallocene-based catalyst and comprises: 97-65 parts by weight of a propylene-based polymer (A) wherein (A-i) the ethylene content in the polymer (A) is 0-6.0 wt%, (A-...  
WO/2013/124063A1
The present invention relates to a catalyst component for polymerization of an olefin comprising a compound represented by the Fischer projection of: wherein R5 is substituted or unsubstituted hydrocarbyl having 1 to 20 carbon atoms; R6 ...  
WO/2013/125702A1
Provided is a polypropylene-based resin composition that can produce a lightweight foam sheet and a thermoformed article, which have uniform, fine foamed cells and have excellent appearance, thermoformability, impact resistance, rigidity...  
WO/2013/121871A1
Provided is a production method with which, by virtue of having a step for chlorinating an oxidation-modifiable propylene-containing polymer using a mixed solvent of chloroform and water, it is possible to produce more efficiently than i...  
WO/2013/120984A1
The invention relates to the production of isobutylene homopolymers having a weight-average molecular weight of 75,000 to 10,000,000 by means of the polymerization of isobutylene by (a) performing the polymerization at -80°C to -190°C,...  
WO/2013/120859A1
The invention relates to a catalyst complex comprising boron trifluoride and a co-catalyst mixture of 10 to 90 wt% of a monovalent primary C1 to C20 alcohol and 90 to 10 wt% of a monovalent secondary C3 to C20 alcohol, wherein the molar ...  
WO/2013/118841A1
The present invention provides: an end unsaturated α-olefin polymer which is a polymer of an α-olefin having at least 5 carbon atoms with a high degree of unsaturation; and a method for producing an end unsaturated α-olefin polymer wh...  
WO/2013/110322A1
Method for consecutively batch processing at least two different polyethylene grades in pellet form in a pellet handling unit, comprising the steps of consecutively batch processing at least two different polyethylene grades in pellet fo...  
WO/2013/105552A1
The present invention relates to a biaxially stretched polypropylene film for capacitors, which contains an isotactic polypropylene. This biaxially stretched polypropylene film for capacitors is characterized in that: the weight average ...  
WO/2013/099626A1
A method for producing an α-olefin, which is characterized by polymerizing ethylene using (A) a specific chromium compound, (B) a specific aminophosphine ligand compound and (C) a promoter. This method for producing an α-olefin does no...  
WO/2013/098179A1
The present invention relates to a polymerisation process, and in particular to a polymerisation process comprising a plurality of processing steps in which an inert gas is used or is provided as a back-up, each of said processing steps ...  
WO/2013/098149A1
Process for the preparation of new particulate olefin polymerisation catalyst components using a special alcohol mixture as well as the use of said new catalyst components for preparing a catalyst used in polymerisation processes.  
WO/2013/097937A1
The invention relates to linear low density polyethylene having a density in the range from about 900 kg/m3 to less than about 940 kg/m3 as determined using IS01872-2, having a molecular weight distribution (Mw/Mn) in the range from 2.5 ...  
WO/2013/098137A1
The invention relates to a particulate Group 2 metal/transition metal olefin polymerisation catalyst component comprising a special 1-cyclohexene-1,2-dicarboxylic diester as internal donor, to a process for preparing same and to the use ...  
WO/2013/099873A1
[Problem] To provide a fuel tank with excellent blow moldability, high heat resistance and deformation-suppressing properties. [Solution] This automobile fuel tank, wherein a high-density polyethylene (HDPE) with an outer body layer (12)...  
WO/2013/101541A1
A polymerization process is disclosed, including: polymerizing an olefin to form an olefin-based polymer in a polymerization reactor; and introducing a hindered amine light stabilizer to the polymerization reactor. The process may furthe...  
WO/2013/097417A1
The present invention provides a catalyst for the polymerization of propylene consisting of a main catalyst, an external electron donor and a co-catalyst. The external electron donor is selected from a compound corresponding to general f...  
WO/2013/101375A1
The present invention generally relates to a process that prepares polyethylenes, poly-α-olefins or poly(co-ethylene-?-olefin) having backbone weight average molecular weights less than 2500 daltons. The process uses a metal-ligand comp...  
WO/2013/101376A1
The present invention generally relates to a dielectric composition which is a poly-α-olefin or poly(co-ethylene-α-olefin) having a backbone weight average molecular weight less than 10,000 daltons. The dielectric composition uses a me...  
WO/2013/099876A1
To provide: a 4-methyl-1-pentene/olefin (co)polymer composition which has excellent elongation and toughness in addition to excellent transparency and heat resistance; a molded body which is formed from the composition; a uniformly stret...  
WO/2013/101476A1
Catalyst compositions containing N,N-bis[2-hydroxidebenzyl]amine transition metal compounds are disclosed. Methods for making these transition metal compounds and for using such compounds in catalyst compositions for the polymerization o...  
WO/2013/097936A1
The present invention relates to a catalyst composition for the polymerisation of olefins comprising a support containing a single site catalyst component, a catalyst activator and a modifier wherein the modifier is the product of reacti...  
WO/2013/098197A1
The present invention relates to a polymerisation process, and in particular provides a process for the polymerisation of monomer in a polymerisation system having at least one component attached thereto which component is flushed with a...  
WO/2013/098138A1
The invention relates to a particulate Group 2 metal/transition metal olefin polymerisation catalyst component comprising a special benzoate or dibenzoate as internal donor, to a process for preparing same and to the use of such a cataly...  
WO/2013/098139A1
The invention relates to a particulate Group 2 metal/transition metal olefin polymerisation catalyst component comprising a special 1,3-diether as internal donor, to a process for preparing same and to the use of such a catalyst componen...  
WO/2013/093930A1
The present invention relates to a high surface area silicon derivative free magnesium- titanium catalyst system for ethylene polymerization comprising: magnesium mixed alkoxide and titanium chloride. The present invention also provides ...  
WO/2013/091837A1
The invention relates to a process comprising the step of reacting a 2-indenylpinacolyl borane compound with a bromosubstituted compound in the presence of a Pd catalyst and a base to form the corresponding bridged bis(indenyl) ligand. T...  
WO/2013/095862A1
Interpolymer resins having ethylene monomer residues and residues of a non-conjugated diene comonomer. The non-conjugated diene comonomer can be a dialkenyl phthalate. Incorporation of non-conjugated diene comonomers into interpolymers c...  
WO/2013/092195A1
The instant invention pertains to a process for preparing an ethylene homo- or copolymer in the presence of a supported chromium catalyst by slurry loop polymerization or copolymerization, whereby the resulting polymer powder has an incr...  
WO/2013/095720A1
Disclosed herein are methods and apparatus for deactivating a catalyst composition in an reaction product stream. One such method and apparatus contact the catalyst composition with a catalyst-deactivating composition and a diluent in a ...  
WO/2013/095877A1
A polyethylene composition comprising a granular polyethylene resin characterized by a resin solid density of from 0.91 to 0.97 g/cm3, a ratio of intraparticle void volume to interparticle void volume of from 0.33 to 0.67, and a total re...  
WO/2013/092281A1
A pre-polymerized catalyst component for the polymerization of olefins endowed with high activity and morphological stability comprises a non-stereospecific solid catalyst component containing Ti, Mg and a halogen, and an amount of an et...  
WO/2013/092342A1
Method for preparing olefin polymer in a loop reactor, said loop reactor comprises a first outlet for withdrawing polymer slurry from the loop reactor, and a second outlet for withdrawing a polymer slurry from the loop reactor, wherein t...  
WO/2013/092282A1
A pre-polymerized catalyst component for the polymerization of olefins endowed with high activity and morphological stability comprises (i) a non-stereospecific solid catalyst component comprising Ti, Mg and a halogen and having a porosi...  
WO/2013/091836A1
The invention relates to a process comprising the step of (a) reacting a 2- indenylboranic acid (ester) with a bromosubstituted compound in the presence of the Pd catalyst bis(triphenylphosphin)palladium dichloride (PPh3)2PdCI2) and a ba...  
WO/2013/096106A1
Methods of controlling polymerization reactions using a synergistic amount of hydrogen and an organozinc compound are disclosed. The resulting polymers have lower molecular weights and higher melt flow indices.  
WO/2013/085074A1
An object of the present invention is to provide a method which can simply suppress fouling in a reactor and, according to the present invention, there is provided a method of polymerizing addition polymerizable monomers using a catalyst...  
WO/2013/085846A1
This invention relates to a prepolymer formulation comprising dicyclopentadiene that is at least 92% pure wherein the prepolymer formulation is flowable at ambient temperatures by virtue of the addition of a reactive ethylene monomer to ...  
WO/2013/083548A2
Process for transferring polyolefin particles from a first gas-phase polymerization reactor to a second gas-phase polymerization reactor in a multistage polymerization of olefins carried out in at least two serially connected gas-phase p...  
WO/2013/081748A1
A method for the delivery of a catalyst to a polymerization reactor is disclosed, comprising: contacting a catalyst with a carrier fluid comprising an inert hydrocarbon in gaseous form, the inert hydrocarbon having a normal boiling point...  

Matches 1,301 - 1,350 out of 20,557