Ineos Europe Limited Patent applications |
Patent application number | Title | Published |
20140031504 | CATALYST SYSTEM - A catalyst system suitable for the polymerisation of olefins, said system comprising (a) a transition metal compound or lanthanide metal compound (b) a cocatalyst and (c) at least one porous support material characterised in that the porous support material has been pretreated with a halogen-containing organometallic compound, in particularly with a fluorine-containing organometallic compound. The catalyst system is particularly suitable for the preparation of polymers having broad molecular weight distributions from the polymerisation of olefins in the presence of a single site catalyst. | 01-30-2014 |
20120130029 | PROCESS FOR THE INTRODUCTION OF A POLYMERISATION CATALYST INTO A GAS-PHASE FLUIDISED BED - Process for introducing a polymerisation catalyst in solid form into a gas-phase fluidised bed using an injection device having an inner tube of internal cross-sectional area of 10-100 mm | 05-24-2012 |
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 |
20110009580 | Novel copolymers - A copolymer of ethylene and an alpha-olefin, said copolymer having a (a) density>0.930 g/cm | 01-13-2011 |
20100331563 | Chain growth reaction process - A process is disclosed for the preparation of zinc alkyl chain growth products via a catalysed chain growth reaction of an alpha-olefin on a zinc alkyl, wherein the chain growth catalyst system employs a group 3-10 transition metal, or a group 3 main group metal, or a lanthanide or actinide complex, and optionally a suitable activator. The products can be further converted into alpha-olefins by olefin displacement of the grown alkyls as alpha-olefins from the zinc alkyl chain growth product, or into primary alcohols, by oxidation of the resulting zinc alkyl chain growth product to form alkoxide compounds, followed by hydrolysis of the alkoxides. | 12-30-2010 |
20100329948 | Stirring apparatus and method of use of said apparatus - The present invention provides an apparatus comprising a vessel having a conduit extending therefrom, and a stirrer, a section of which is adapted to be located within the conduit and a section of which is adapted to be located within the vessel, said stirrer being adapted such that, in use, material within the conduit is conveyed in a direction towards the vessel and/or in a direction away from the vessel. | 12-30-2010 |
20100068488 | COPOLYMERS AND FILMS THEREOF - Novel copolymers of ethylene and alpha-olefins are provided having (a) a density in the range 0.900-0.940 g/cm | 03-18-2010 |
20090131731 | Process for the Production of Linear Alpha-Olefins - The present invention relates to a process for the production of linear alpha-olefins. In particular, the present invention relates to a process for the production of linear alpha-olefins (LAO's) in which Fischer Tropsch (FT)-derived liquids are autothermally cracked to produce linear alpha-olefins or an LAO-containing feed is autothermally cracked to produce a product LAO with a lower number of carbon atoms than the LAO's fed to the process. | 05-21-2009 |
20090053127 | Process for the Partial Oxidation of Methane - The present invention provides a process for the production of carbon monoxide and hydrogen by partial oxidation of a methane-containing feedstock in the presence of a molecular oxygen-containing gas, wherein said process comprises (a) providing a pre-heated, mixed feedstream comprising said methane-containing feedstock and said molecular oxygen-containing gas, (b) subsequently mixing said pre-heated, mixed feedstream with a diluent, said diluent being pre-heated to a temperature of at least 400° C., to produce a diluent mixed feedstream comprising at least 10% by volume of diluent, and (c) contacting said diluent mixed feedstream with a catalyst suitable for the partial oxidation of the methane, to provide a product stream comprising carbon monoxide and hydrogen. | 02-26-2009 |
20090053117 | Quench Tube, Apparatus and Process For Catalytic Gas Phase Reactions - The present invention relates to a quench tube, having a length (L), a diameter (D) and at least one guenchant inlet per tube which inlet passes guenchant into the tube from the side of said tube, and wherein, D is between 0.04 and 0.10 m and L/D is at least 5. The present invention also relates to an apparatus with one or more of said quench tubes wherein said apparatus comprises a catalyst zone which may have a cross sectional area of at least 0, 01 m2. In processes using said tubes and/or said apparatuses a first gaseous reactant stream and a second reactant stream are contacted with a catalyst to produce a product stream which is quenched on exiting the catalyst. A process for producing olefins by autothermal cracking is also claimed. | 02-26-2009 |
20080312391 | Hydrogen response through catalyst modification - The present invention provides a process for preparing a catalyst useful in gas phase polymerization of olefins wherein the hydrogen response of the catalyst can be improved by using a ketone as the electron donor in the catalyst. The catalyst consists of compounds of Ti, Mg, Al and a ketone preferably supported on an amorphous support. | 12-18-2008 |
20080249262 | Copolymers and Films Thereof - Copolymers of ethylene and alpha-olefins having (a) a density in the range 0.900-0.940 g/cm | 10-09-2008 |
20080234448 | Recovery and Washing Process for Polymers - The present invention relates to a recovery and washing process for polymer materials, in particular to an automated process for recovery and washing of a polymer sample from a high throughput reaction vessel, said process comprising: i) rinsing a polymer sample from a high throughput reaction vessel into a filtration vessel using a rinse liquid comprising a C5 to C8 paraffinic hydrocarbon, and providing in said filtration vessel a mixture comprising the polymer sample, rinse liquid and an oxygenate, ii) removing the rinse liquid and oxygenate from the polymer sample in said filtration vessel by filtration, and iii) subsequently washing said polymer sample in said filtration vessel to remove any residual rinse liquid comprising C5 to C8 paraffinic hydrocarbon. | 09-25-2008 |
20080214751 | Process and Apparatus for Manufacturing a Styrene Polymer in a Mechanically Stirred Reactor - A process and apparatus for the (co) polymerization of styrene. The process is carried out by employing a liquid polymerization reaction mixture that includes styrene, in a mechanically stirred reactor in the form of a vessel comprising a side wall having the shape of a cylinder of revolution with a vertical axis (A), a bottom head and a top head that are joined to the side wall, the vessel being provided with a mechanical stirring device comprising (i) a central shaft of vertical axis coincident with the axis (A), connected to a drive system comprising a motor for rotating the central shaft, (ii) at least one baffle attached to the vessel, which process is characterized in that the baffle is away from the side wall of the vessel and takes the form of a cylinder of vertical axis and of rhomboidal cross section. | 09-04-2008 |