Class / Patent application number | Description | Number of patent applications / Date published |
526348200 | At least six carbon atoms | 67 |
20110294975 | Polyethylene Copolymers - A multimodal ethylene copolymer having the following properties:
| 12-01-2011 |
20120316311 | POLYMER COMPOSITIONS FOR BLOW MOLDING APPLICATIONS - A polymer having a density of from about 0.960 g/cc to about 0.965 g/cc and a melt index of from about 0.2 g/10 min. to about 0.6 g/10 min. wherein an article formed from the polymer has an environmental stress crack resistance of equal to or greater than about 150 hours when measured in accordance with ASTM D 1693 condition B, 100% Igepal. A polymer having a density of from about 0.955 g/cc to about 0.960 g/cc and a melt index of from about 0.2 g/10 min. to about 0.6 g/10 min. wherein an article formed from the polymer has an environmental stress crack resistance of equal to or greater than about 500 hours when measured in accordance with ASTM D 1693 condition B, 100% Igepal. | 12-13-2012 |
20130053527 | EYHLYLENE-OCTENE COPOLYMER HAVING UNIFORM COMONOMER DISTRIBUTION (AS AMENDED) - The present invention is to provide an ethylene-octene copolymer having a narrow molecular weight distribution and a uniform comonomer distribution. Compared with the conventional ethylene-octene copolymers, the ethylene-octene copolymer of the present invention can realize the lower density and the lower melting point as well as a uniform comonomer distribution. | 02-28-2013 |
20130231451 | Polyethylene and Process for Production Thereof - This invention relates to a process for polymerizing olefins in which the amount of trimethylaluminum in a methylalumoxane solution is adjusted to be from 1 to 25 mol %, prior to use as an activator, where the mol % trimethylaluminum is determined by | 09-05-2013 |
20130296517 | OLEFIN BLOCK COPOLYMER - The present description relates to an olefin block copolymer having excellences in elasticity, heat resistance, and processability. The olefin block copolymer includes a plurality of blocks or segments, each of which includes an ethylene or propylene repeating unit and an α-olefin repeating unit at different weight fractions. In the olefin block copolymer, a first derivative of the number Y of short-chain branches (SCBs) per 1,000 carbon atoms of each polymer chain contained in the block copolymer with respect to the molecular weight X of the polymer chains is a negative or positive number of −1.5×10 | 11-07-2013 |
20130310532 | Rotomolding Resin - Resins suitable for rotomolded articles comprise a bimodal polyethylene copolymer comprising from 0.1 to 5 weight % of one or more C | 11-21-2013 |
20130324690 | Use of Hydrogen Scavenging Catalysts to Control Polymer Molecular Weight and Hydrogen Levels in a Polymerization Reactor - The present invention provides dual catalyst systems containing a metallocene catalyst and a hydrogen scavenging catalyst, and polymerization processes employing these dual catalyst systems. Due to a reduction in hydrogen levels in the polymerization processes, olefin polymers produced from these polymerization processes may have a higher molecular weight, a lower melt index, and higher levels of unsaturation. | 12-05-2013 |
20130331535 | APPARATUS AND PROCESS FOR THE POLYMERISATION OF OLEFINS - The present invention relates to an apparatus and process for the gas phase polymerisation of olefins, the apparatus comprising: a) a reaction zone comprising a grid at its base, b) an inlet located in the lower half of the reaction zone for introduction of a reaction gas to the reaction zone, c) an outlet located in the upper half of the reaction zone for removal of the reaction gas from the reaction zone, and d) a solids separation unit having an inlet fluidly connected to the outlet for removal of the reaction gas from the reaction zone, characterised in that the inlet of the solids separation unit is located at a vertical height lower than the outlet for removal of reaction gas from the reaction zone and such that the angle to the horizontal of a straight line drawn between the inlet of the solids separation unit and the outlet for removal of reaction gas from the reaction zone is greater than 20°. | 12-12-2013 |
20140011974 | OLEFIN BLOCK COPOLYMER AND PREPARATION METHOD THEREOF - The present description relates to an olefin block copolymer having excellences in elasticity and heat resistance and its preparation method. The olefin block copolymer includes a plurality of blocks or segments, each of which includes an ethylene or propylene repeating unit and an α-olefin repeating unit at different weight fractions. The olefin block copolymer has a density of 0.85 to 0.92 g/cm | 01-09-2014 |
20140066585 | HIGH ACTIVITY, LOW MOLECULAR WEIGHT OLEFIN POLYMERIZATION PROCESS - Group 4 metal complexes comprising a polyvalent, heteroaryl donor ligand and their use as components of olefin polymerization catalysts, especially suited for preparing propylene copolymer products having high isotacticity and low molecular weight, are disclosed. | 03-06-2014 |
20140249286 | Catalyst Composition Comprising Shuttling Agent for Ethylene Multi-Block Copolymer Formation - A composition for use in forming a multi-block copolymer, said copolymer containing therein two or more segments or blocks differing in chemical or physical properties, a polymerization process using the same, and the resulting polymers, wherein the composition comprises the admixture or reaction product resulting from combining:
| 09-04-2014 |
20140256900 | SYSTEM AND PROCESS FOR OLEFIN POLYMERIZATION - The present invention provides a system and process for olefin polymerization. The inventive system and process for olefin polymerization facilitate lower operating vacuum pressures in the polymer recovery system by requiring at least two sequential condensing units, wherein at least one of the condensing units operates at significantly lower temperature ranges than the temperature ranges at which the current systems operate. | 09-11-2014 |
20150045526 | OLEFIN-BASED POLYMER AND PREPARATION METHOD THEREOF - The present invention relates to an olefin-based polymer which exhibits superior processability and superior adhesive properties and therefore is desirably applicable to a hot-melt adhesive (HMA) or the like, and a preparation method thereof. The olefin-based polymer has a molecular weight distribution (Mw/Mn, PDI) of 2˜3, and a density of 0.85 to 0.88 g/cm | 02-12-2015 |
20150344601 | An Ethylene Based Polymer - The instant invention provides an ethylene based polymer. | 12-03-2015 |
20150376313 | ROTOMOLDING RESIN - Resins suitable for rotomolded articles comprise a bimodal polyethylene copolymer comprising from 0.1 to 5 weight % of one or more C | 12-31-2015 |
20160108157 | ETHYLENE/ALPHA-OLEFIN INTERPOLYMERS WITH IMPROVED PELLET FLOWABILITY - The invention provides compositions, each comprising an ethylene/alpha-olefin interpolymer, which has a reduced level of a low density, low molecular weight oligomeric fraction, as indicated by an HCC value, as described herein, and reduced levels of inorganic content or lower Tm. The invention also provides processes for forming such interpolymers. | 04-21-2016 |
20180022845 | ETHYLENE/ALPHA-OLEFIN INTERPOLYMERS WITH IMPROVED PELLET FLOWABILITY | 01-25-2018 |
526348300 | Ten or more carbon atoms | 11 |
20090209721 | Copolymer, production process thereof, lubricating oil viscosity modifier, and lubricating oil composition - Copolymers when used as lubricating oil viscosity modifiers enable lubricating oils to show excellent low-temperature properties. Processes for producing the copolymers are disclosed. Lubricating oil viscosity modifiers and lubricating oil compositions contain the copolymers. | 08-20-2009 |
20100036077 | Regioregular polymerization of alpha-olefins to produce polyethylene with a predominance of methyl substituents - Regioregular polymers of C | 02-11-2010 |
20100113729 | ETHYLENE COPOLYMER WITH IMPROVED IMPACT RESISTANCE - Provided are ethylene copolymers with excellent impact resistance. More specifically, provided are ethylene copolymers satisfying certain correlation between the falling dart impact strength (F) or high rate impact resistant breakage energy (E) and Vicat softening point. The ethylene copolymers with improved impact properties are applicable to film, injection, compound, sheet, roto, pipe or blow molding. | 05-06-2010 |
20100298517 | SOLID TITANIUM CATALYST COMPONENT, OLEFIN POLYMERIZATION CATALYST, AND PROCESS FOR PRODUCING OLEFIN POLYMER - The present invention provides a process for producing an α-olefin polymer comprising polymerizing or copolymerizing (a) C | 11-25-2010 |
20110034656 | ALPHA-OLEFIN HOMO- OR COPOLYMER COMPOSITIONS - The invention is directed an alpha-olefin homo- or copolymer composition comprising at least one (i) alpha-olefin homo- or copolymer component, wherein the alpha-olefin homo- or copolymer composition comprises a decreased amount of C6-C15-oligomers. | 02-10-2011 |
20110160420 | PROCESS FOR THE DEGASSING OF POLYMER POWER - The present invention provides a process for the production of a degassed polymer powder, which process comprises a) feeding i) a principal monomer, and ii) one or more comonomers fed in an amount of at least 5000 ppmw relative to the principal monomer feed rate, and iii) optionally one or more added alkanes having 2 to 10 carbon atoms, fed in an amount of at least 1000 ppmw relative to the principal monomer feed rate; into a polymerisation reactor wherein the monomer and comonomers react to form a polymer comprising residual hydrocarbons comprising one or more hydrocarbons having 3 to 10 carbon atoms, and b) passing the polymer to a degassing step wherein it is contacted with a purge gas to remove at least some of the residual hydrocarbons, characterised in that: 1) the G/P ratio in the degassing step is higher than a minimum G/P ratio, G being the purge gas mass flow rate in the degassing step and P being the polymer throughput of the degassing step, and 2) the purge gas has a concentration of critical hydrocarbon component which is lower than a maximum concentration of said critical hydrocarbon component in the purge gas, the critical hydrocarbon component being the heaviest hydrocarbon component selected from (i), (ii) and (iii) fed in step (a), which minimum G/P ratio and maximum concentration of said critical hydrocarbon component in the purge gas have been calculated based on the absorption coefficient, Kh, for the polymer powder to be degassed. | 06-30-2011 |
20120065351 | ETHYLENE-ALPHA-OLEFIN COPOLYMER AND MOLDED ARTICLE - An ethylene-α-olefin copolymer comprising monomer units derived from ethylene and monomer units derived from an α-olefin having 3 to 20 carbon atoms, having a density (d) of 850 to 970 kg/m | 03-15-2012 |
20120238720 | POLYETHYLENE FILM - Polyethylene films having a good balance of optical and mechanical properties are disclosed. The films are derived from ethylene copolymer compositions made with a suitably substituted phosphinimine catalyst. The ethylene copolymers have very narrow molecular weight distributions and broadened comonomer distributions. | 09-20-2012 |
20130296518 | METHOD FOR PRODUCING ALPHA-OLEFIN OLIGOMER - A method for producing an α-olefin oligomer including: polymerizing in the presence of a catalyst one or more α-olefins having 6 to 20 carbon atoms to produce an α-olefin oligomer; and deactivating the catalyst by a deactivator from which oxygen is removed. A method for producing an α-olefin oligomer including: polymerizing in the presence of a catalyst one or more α-olefins having 6 to 20 carbon atoms to produce an α-olefin oligomer; and passing the reaction solution containing the α-olefin oligomer through a bag filter. | 11-07-2013 |
20140256901 | Novel Medium Density Polyethylene Compositions - An ethylene alpha-olefin copolymer having (a) a density of from about 0.910 g/cc to about 0.940 g/cc; (b) a weight average molecular weight of from about 150,000 g/mol to about 300,000 g/mol; and (c) a melt index at a load of 2.16 kg of from about 0.01 dg/10 min. to about 0.5 dg/min.; wherein a 1 mil blown film formed from the polymer composition is characterized by (i) a Dart Impact strength greater than about 175 g/mil; (ii) an Elmendorf machine direction tear strength greater than about 20 g/mil; and (iii) an Elmendorf transverse direction tear strength greater than about 475 g/mil. | 09-11-2014 |
20140343241 | SOLID TITANIUM CATALYST COMPONENT, OLEFIN POLYMERIZATION CATALYST, AND PROCESS FOR PRODUCING OLEFIN POLYMER - The present invention provides a process for producing an α-olefin polymer comprising polymerizing or copolymerizing (a) C | 11-20-2014 |
526348400 | Six carbon atoms only | 39 |
20090306323 | POLYOLEFIN FILM - A film of an ethylene polymer. | 12-10-2009 |
20100036078 | Polymer stream transfer - A process for heating a polymer-containing stream being transferred from a polymerisation reactor to a degassing vessel, comprising passing the stream through a heater comprising a transfer line for the stream and means for heating the transfer line, wherein the pressure drop in the heater is between 5% and 50%, preferably between 10 and 35%, of the total pressure drop between the polymerisation reactor and the entry to the degassing vessel. | 02-11-2010 |
20100222537 | Polymers Having Broad Molecular Weight Distributions and Methods of Making the Same - Methods of polymerizing at least one olefin include contacting the olefin with a catalyst comprising chromium and with a cocatalyst comprising a non-transition metal cyclopentadienyl (Cp) compound. The polymerization may be performed in the presence of hydrogen. Using the cocatalyst in conjunction with the catalyst increases several properties, such as the high load melt index (HLMI), the M | 09-02-2010 |
20110034657 | Reactor Systems and Processes for Using the Same - A process for the polymerization of olefin's, including: introducing an olefin and a polymerization catalyst into a polymerization reactor to form a polyolefin, the polymerization reactor including: a fluidized bed region having a top and a bottom; and a motive bed region; wherein a first end of the motive bed region is fluidly connected to the top of the fluidized bed region; and wherein a second end of the motive bed region is fluidly connected to the bottom of the fluidized bed region; and wherein a diameter of the fluidized bed region is greater than a diameter of the motive bed region; circulating at least a portion of the olefin, the catalyst, and the polyolefin through the fluidized bed region and the motive bed region; maintaining a dense-phase fluidized bed within the fluidized bed region; recovering polyolefin from the fluidized bed region, is provided. A reactor system directed to the process is also provided. | 02-10-2011 |
20110105710 | OPTICAL RESIN, OPTICAL RESIN COMPOSITION, OPTICAL FILM, AND FILM - An optical resin comprises a copolymer of 4-methyl-1-pentene and at least one monomer selected from the group consisting of 3-methyl-1-pentene, 3-methyl-1-butene and 4,4-dimethyl-1-pentene. The content of a constituent unit (a) derived from 4-methyl-1-pentene is equal to or more than 60 mol % and equal to or less than 99 mol %, and the total content of a constituent unit (b) derived from at least one monomer selected from the group consisting of 3-methyl-1-pentene, 3-methyl-1-butene and 4,4-dimethyl-1-pentene is equal to or more than 1 mol % and equal to or less than 40 mol %. | 05-05-2011 |
20110224394 | Method for reducing sheeting and agglomerates during olefin polymerisation - The present invention relates to a method for reducing/suppressing sheeting or agglomerates during polymerisation of olefins, especially during the fluidised bed gas phase polymerisation of olefins. In particular, the present invention relates to a method for reducing/suppressing sheeting or agglomerates during the product grade transition and/or catalyst transitions occurring during polymerisation of olefins. | 09-15-2011 |
20120088894 | POLYOLEFIN SOLUTION POLYMERIZATION PROCESS AND POLYMER - A catalyst composition comprising a zirconium complex of a polyvalent aryloxyether and a polymerization processes employing the same, especially a continuous, solution polymerization of ethylene and one or more C | 04-12-2012 |
20130324691 | Ethylene-a-Olefin Copolymer and Article - The present invention rerates to an ethylene-α-olefin copolymer comprising monomer units derived from ethylene and monomer units derived from an α-olefin having 3 to 20 carbon atoms, wherein the ethylene-α-olefin copolymer has a density of 860 to 950 kg/m | 12-05-2013 |
20160083488 | MULTIMODAL POLYETHYLENE POLYMERS AND METHODS OF MAKING AND USING THE SAME - A multimodal polyethylene polymer having an MFR | 03-24-2016 |
20190144575 | Polyethylene Compositions and Articles Made Therefrom | 05-16-2019 |
526348500 | N-hexene | 29 |
20100305292 | ETHYLENE-a-OLEFIN COPOLYMER AND MOLDED ARTICLE - An ethylene-α-olefin copolymer wherein the copolymer has a monomer unit based on ethylene and a monomer unit based on an α-olefin having 3 to 20 carbon atoms, the density (d) is 860 to 950 kg/m | 12-02-2010 |
20120142881 | ROTATIONAL MOLDED ARTICLES, AND METHOD OF MAKING THE SAME - The instant invention provides rotational molded articles, and method of making the same. The rotational molded articles according to the present invention comprise a polyethylene composition comprising: (a) at least 85 percent by weight of the units derived from ethylene; and (b) less than 15 percent by weight of units derived from one or more α-olefin comonomers; wherein the polyethylene composition has a density in the range of 0.930 to 0.945 g/cm3, a molecular weight distribution (M | 06-07-2012 |
20120302715 | Catalyst System And Processes For The (CO-) Trimerization Of Olefins And The (CO-) Polymerization Of Olefin Oligomers - The invention relates to the field of producing polymers and copolymers of olefin oligomers produced by a trimerization reaction of olefin monomers. There is disclosed a process which comprises producing olefin oligomers with the aid of a trimerization catalyst system prepared using UHF irradiation for activating individual components of the trimerization catalyst system. The use of the trimerization catalyst system thus improved and having increased activity provides for increased effectiveness in the production of olefin oligomers from ethylene or other olefin monomers, inter alia, at a low pressure of ethylene. The olefin oligomers thus produced are then polymerized or copolymerized using processes known in the art. | 11-29-2012 |
20130005930 | ETHYLENE-alpha-OLEFIN COPOLYMER AND MOLDED ARTICLE - An ethylene-α-olefin copolymer, wherein the ethylene-α-olefin copolymer has a density of 860 to 950 kg/m | 01-03-2013 |
20130030137 | Propylene-Based Terpolymers For Films - A propylene/ethylene/1-hexene terpolymer containing from 1.0 wt% to 2.5 wt %, of ethylene derived units and from 2.0 wt % to 4.0 wt % of 1-hexene derived units, the sum of the amounts of propylene, ethylene and 1-.hexene derived units being 100, having the following features:
| 01-31-2013 |
20130046070 | POLYMERIZATION PROCESS - The present invention relates to a process for the continuous transition between two different and compatible polymerisation catalysts. | 02-21-2013 |
20130053528 | POLYMERIZATON PROCESS - The present invention relates to a process for the continuous transition between two ethylene copolymers containing a different comonomer. In particular, the present invention relates to a process for the continuous transition between two ethylene copolymers containing a different comonomer. | 02-28-2013 |
20130072652 | Process for preparing a supported catalyst system for olefin polymerization, the catalyst system and its use - The invention refers to a process for preparing a supported catalyst system for the polymerization of olefins comprising at least one active catalyst component on a support, the process comprising
| 03-21-2013 |
20130165612 | POLYPROPYLENE-BASED TERPOLYMERS FOR FILMS - A terpolymer containing propylene, ethylene and an alpha olefins of formula CH2═CHZ wherein Z is an hydrocarbon group having from 2 to 10 carbon atoms wherein: (i) the content of ethylene derived units ranges from 0.5 wt % to 5.0 wt %; (ii) the content of alpha olefin derived units ranges from 1.0 wt % to 5.0 wt %; (iii) the amount (Wt %) of alpha-olefin (C6), the amount (Wt %) of ethylene (C2) and the melting point (Tm) of the terpolymer fulfil the following relation (1) Tm>−(C2+0.8C6)*6+157 (1) (iv) the polydispersity index (P1) ranges from 3 to 8. | 06-27-2013 |
20130165613 | PROPYLENE-BASED TERPOLYMERS FOR FILM - A propylene/ethylene/1-hexene terpolymer containing from 1.0 wt % to 2.5 wt %, of ethylene derived units and from 2.0 wt % to 3.5 wt % of 1-hexene derived units, the sum of the amounts of propylene, ethylene and 1-.hexene derived units being 100, having the following features: a)the amount (Wt %) of 1-hexene (C6) and the amount (Wt %) of ethylene (C2) fulfil the following relation (i): 0.506-27-2013 | |
20130296519 | OLEFIN BLOCK COPOLYMER - The present description relates to an olefin block copolymer with enhanced processability as well as excellences in elasticity and heat resistance, and a preparation method for the same. The olefin block copolymer includes first and second segments, each containing an ethylene or propylene repeating unit and an α-olefin repeating unit at different mole fractions, where the second segment is dispersed in the form of a closed curve as a dispersed phase on the first segment according to a TEM (Transmission Electron Microscope) image. | 11-07-2013 |
20140066586 | Plants and Processes for Forming Polymers - The present invention relates to a process of forming a polymer, the process comprising polymerizing olefin monomers to form a reaction mixture, treating the reaction mixture to form a first polymer-rich phase, treating the first polymer-rich phase to form a second polymer-rich phase, and devolatilizing the second polymer-rich phase, the process further comprising at least one step of adjusting the temperature of a first and/or the second polymer-rich phase before the devolatilization. The present invention also relates to a plant that is useful for the process provided above. | 03-06-2014 |
20140094582 | ETHYLENE-ALPHA-OLEFIN COPOLYMER - The present invention relates to an ethylene-α-olefin copolymer satisfying the following requirements (A) to (E):
| 04-03-2014 |
20140107308 | Catalysts for Producing Broad Molecular Weight Distribution Polyolefins in the Absence of Added Hydrogen - The present invention provides a polymerization process utilizing a dual metallocene catalyst system for the production of broad or bimodal molecular weight distribution polymers, generally, in the absence of added hydrogen. Polymers produced from the polymerization process are also provided, and these polymers can have a Mn in a range from about 9,000 to about 30,000 g/mol, and a short chain branch content that decreases as molecular weight increases. | 04-17-2014 |
20140114039 | SYSTEM AND METHOD FOR CATALYST PREPARATION - Techniques are provided for catalyst preparation. A system for catalyst preparation may include an agitator disposed inside a polymerization catalyst tank and configured to mix a polymerization catalyst and a solvent to generate a polymerization catalyst solution. The system may also include a heating system coupled to the polymerization catalyst tank and configured to maintain a temperature of the polymerization catalyst solution above a threshold. The system may also include a precontactor configured to receive feed streams comprising an activator and the polymerization catalyst solution from the polymerization catalyst tank to generate a catalyst complex. The system may also include a transfer line configured to transfer the catalyst complex from an outlet of the precontactor to a reactor. | 04-24-2014 |
20140128563 | Low Density Polyolefin Resins and Films Made Therefrom - Disclosed herein are broad molecular weight distribution olefin polymers having densities in the 0.895 to 0.930 g/cm | 05-08-2014 |
20140135467 | PROCESS FOR START-UP OF A POLYMERISATION REACTION FLUIDISED BED - Process for polymerization and, in particular, to a process for start-up of a gas phase fluidized bed polymerization reaction involving one or more monomers using a catalyst in a reactor. The process includes providing a start-up bed of particles in the reactor in the presence of the one or more monomers but in the absence of the catalyst, introducing at T | 05-15-2014 |
20140163190 | Catalyst Compositions for Producing High Mz/Mw Polyolefins - The present invention provides a polymerization process utilizing a dual ansa-metallocene catalyst system. Polymers produced from the polymerization process are also provided, and these polymers have a reverse comonomer distribution, a non-bimodal molecular weight distribution, a ratio of Mw/Mn from about 3 to about 8, and a ratio of Mz/Mw from about 3 to about 6. | 06-12-2014 |
20140171610 | POLYOLEFIN STRAP COMPRISING A RANDOM COPOLYMER OF PROPYLENE WITH 1-HEXENE - A strap comprising a propylene and 1-hexene copolymer containing from 0.3 wt % to less than 5 wt % of 1-hexene derived units said copolymer having a melt flow rate (MFR) determined according to ISO method 1133 (230° C., 2.16 kg ranging from 0.3 to less than 11 g/10 min. | 06-19-2014 |
20140343242 | POLYMERISATION PROCESS - 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 flush medium which enters the polymerisation system, wherein initially said component is flushed with a first flush medium, and subsequently said component is flushed with a second flush medium. | 11-20-2014 |
20150368412 | FILM COMPOSITION - A film formed from a polyethylene composition is disclosed, the polyethylene having a density of 948-956 kg/m | 12-24-2015 |
20160002376 | OLEFIN POLYMERIZATION METHOD - A method of olefin polymerization enables production of polyolefin with high productivity while suppressing sheeting or caking in the reactor. The method of olefin polymerization includes: feeding a circulating gas including at least one alpha-olefin and an inert gas into a reactor; polymerizing the alpha-olefin into a polyolefin in a reaction region in the reactor; and discharging the polyolefin from the reactor, which reactor consists of a cylindrical base section a positioned in the lower part thereof and a conical top section b positioned on the top of the cylindrical base section and having an open top. The inside of the reactor is divided into a reaction region A that is a fluidized bed region having an olefin polymerization occurring therein, and a free region B positioned on the top of the reaction region A and having solid polyolefin particles separated from the gas phase. | 01-07-2016 |
20160024238 | MULTIPLE CATALYST SYSTEM COMPRISING METALLOCENES AND TRIDENTATE NITROGEN BASED LIGAND COMPLEXES FOR OLEFIN POLYMERISATION - Catalyst systems and methods for making and using the same are described herein. A catalyst system can include at least three catalysts. The three catalysts include a metallocene catalyst, a first non-metallocene including a ligand complexed to a metal through two or more nitrogen atoms, and a second non-metallocene including a ligand complexed to a metal through one or more nitrogen atoms and an oxygen atom. | 01-28-2016 |
20160032027 | NOVEL BIMODAL RESINS HAVING GOOD FILM PROCESSABILITY - A bimodal polyethylene copolymer comprising a lower molecular weight (LMW) component and a higher molecular weight (HMW) component, the copolymer having a z-average molecular weight (M | 02-04-2016 |
20160032035 | Ethylene-Based Polymers and Articles Made Therefrom - 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 C | 02-04-2016 |
20160159828 | A METALLOCENE COMPOUND, A CATALYST COMPOSITION COMPRISING THE SAME, AND A METHOD OF PREPARING AN OLEFINIC POLYMER BY USING THE SAME (As amended) - The present invention relates to a novel metallocene compound, a catalyst composition including the same, and a method of preparing an olefinic polymer by using the same. The metallocene compound according to the present invention and the catalyst composition comprising the same can be used for producing olefinic polymers, have outstanding polymerizing ability, and can produce olefinic polymers of ultra high molecular weight. In particular, when the metallocene compound according to the present invention is employed, an olefinic polymer of ultra high molecular weight can be obtained because it shows high polymerization activity even when it is supported on a carrier and maintains high activity even in the presence of hydrogen because of its low hydrogen reactivity. | 06-09-2016 |
20160194421 | POLYETHYLENES WITH INCREASED MOLECULAR WEIGHT DISTRIBUTION | 07-07-2016 |
20160251459 | Polymerization Product Pressures in Olefin Polymerization | 09-01-2016 |
20160251463 | MULTIMODAL COPOLYMERS OF PROPYLENE AND 1-HEXENE | 09-01-2016 |