Ineos Europe AG Patent applications |
Patent application number | Title | Published |
20160059221 | SELECTIVE AMMOXIDATION CATALYSTS - A catalytic composition useful for the conversion of an olefin selected from the group consisting of propylene, isobutylene or mixtures thereof, to acrylonitrile, methacrylonitrile, and mixtures thereof. The catalytic composition comprises a complex of metal oxides comprising bismuth, molybdenum, iron, cerium and other promoters, wherein the ratio of bismuth to cerium ratio in the composition is greater than or equal to 0.45 and less than or equal to 1.5. | 03-03-2016 |
20150329480 | ON-LINE ANALYSIS OF ACRYLONITRILE PRODUCT - An apparatus comprises a first controller configured to control at least the flow rate of a polymerization inhibitor or acrylonitrile product to a first location where the two are mixed. The apparatus comprises a first on-line analyzer configured to measure polymerization inhibitor concentration in the acrylonitrile product at a second location, the second location downstream of the first location. The first on-line analyzer is configured to provide information relating to the measured inhibitor concentration at the second location to the first controller, the first controller configured process the information from the first on-line analyzer and to adjust at least a first operating parameter of a first addition device if the measured inhibitor concentration at the second location is outside a first predetermined condition. A second controller and a second on-line analyzer are provided to provide similar control of water addition to acrylonitrile product. | 11-19-2015 |
20150252128 | PROCESS FOR THE PRODUCTION OF A POLYMER IN A GAS PHASE FLUIDISED BED REACTOR - The present invention relates to a method for the operation of a process for the production of a polymer by polymerisation of a monomer and an optional comonomer in a gas phase fluidised bed reactor during steady-state and non-steady-state conditions. In particular, the present invention relates to a process for the continuous production of a medium and/or high density ethylene (co-)polymer in a gas phase fluidised bed reactor comprising improved non-steady-state conditions. | 09-10-2015 |
20150246983 | METHOD FOR PRODUCTION OF POLYMER - The present invention relates to a method for switching between steady-state and non-steady-state operations of a process for the production of a polymer by polymerisation of a monomer in the presence of a comonomer and/or hydrogen which process comprises: a1. At non-steady-state controlling the process based on the ratio of comonomer to monomer in the reactor, and b1. At steady-state controlling the process based on the flow ratio of comonomer to monomer to the reactor, and/or a2. At non-steady-state controlling the process based on the ratio of hydrogen to monomer in the reactor, and b1. At steady-state controlling the process based on the flow ratio of hydrogen to monomer to the reactor. | 09-03-2015 |
20150240063 | PROPYLENE-ETHYLENE RANDOM COPOLYMER - A propylene random copolymer composition is disclosed, comprising (A) 60-85 wt % of a copolymer of propylene and from 0.1 to 2 wt % of units derived from ethylene and having a melt flow rate value according to ISO 1130 (230° C., 2.16 kg) of from 80 to 200 g/10 min; and (B) 15-40 wt % of a copolymer of propylene and from 7 to 17 wt % of units derived from ethylene, said composition having a total ethylene content of from 3 to 4.5 wt %, and a melt flow rate value according to ISO 1133 (230° C., 2.16 kg) of greater than 60 to 150 g/10 min, the composition having not been subject to any form of post-reactor treatment which increases its melt flow rate by more than 5 g/10 min. Cast films, sheets, or injection moulded or injection stretch blow moulded articles made from the above composition are also disclosed. | 08-27-2015 |
20150211673 | PIPES - Industrial size pipes comprising copolymers of ethylene and an alpha-olefin having (a) a density (D) in the range 933-948 kg/m | 07-30-2015 |
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 |
20140329979 | NOVEL POLYMERS - Novel copolymers of ethylene and α-olefins are provided having (a) a density in the range 0.900-0.940 g/cm | 11-06-2014 |
20140249287 | POLYMER DEGASSING PROCESS CONTROL - The present invention relates to a process for operating a vertical fixed bed polymer powder degasser. | 09-04-2014 |
20140142260 | SLURRY PHASE POLYMERISATION PROCESS - A slurry process for the polymerisation of ethylene is disclosed, which takes place in a reactor system comprising one or more reactors in series, having a characteristic such that the average polymerisation productivity [kg PE/kgcata] per unit ethylene per hour aI during operation at any first residence time rI is less than 1.7 (a2r2 −aIrI)/(r2−rI), where a2 is the average polymerisation productivity [kgPE/kgcata] per unit ethylene per hour during operation at any second residence time r2 where r2>rI, a2 and r2 being measured either in the same reactor in the case of a single reactor polymerisation, or in a reactor subsequent to the reactor in which aI and rI are measured in the case where the polymerisation takes place in more than one reactor, and wherein the specific yield of the reactor system is greater than 0.3 tonnes/m | 05-22-2014 |
20140114104 | PROCESS AND APPARATUS FOR PRODUCING OLEFINS WITH HEAT TRANSFER FROM STEAM CRACKING TO ALCOHOL DEHYDRATION PROCESS - A method of producing ethylene and, optionally, propylene comprising: a) subjecting a feedstock to steam cracking to produce a first olefin containing stream; b) heating an ethanol containing stream with heat from a steam cracker; c) passing the heated ethanol containing stream over a dehydration catalyst at a temperature between 200 C to 500 C preferably 250 C to 450 C to produce a second olefin containing stream; d) combining the first and second olefin containing streams to give an initial product stream comprising ethylene and optionally propylene; and e) subjecting the initial product stream to purification comprising at least i) water content reduction ii) hydrogen content reduction iii) reduction of content of molecules containing 4 or more carbon atoms and iv) ethane content reduction. | 04-24-2014 |
20140037946 | LAMINATE COMPRISING A POLYOLEFIN LAYER ADHERED TO A BASE LAYER - A laminate is disclosed comprising a polyolefin layer of a composition comprising a blend of 90-99.7 wt % of a copolymer of propylene and at least one α-olefin, and 0.3-10 wt % of a polyethylene having a density of 940 kg/m | 02-06-2014 |
20130245214 | ACTIVATING SUPPORTS - Activating supports may be suitably prepared by (a) combining (i) fluorine-containing compounds having a reactive group and (ii) an organometallic compound, (b) addition of a porous mineral oxide support material, (c) heating the functionalized support from step (b) under an inert gas and then under an atmosphere comprising oxygen, and (d) recovering the activating support. The preferred fluorine-containing compounds have the formula: R(Fn)-X wherein R is hydrocarbyl, substituted hydrocarbyl, heterohydrocarbyl or substituted heterohydrocarbyl with up to 20 non-hydrogen atoms, n is 1-41, X is OH, SH or NR′ | 09-19-2013 |
20130244870 | CATALYST ACTIVATOR - The invention relates generally to a catalyst activator, and in particular to a catalyst activator for heat conditioning a catalyst, comprising: a) a vessel for containing a catalyst charge having an internal diameter of at least 1.2 metres and/or an internal volume of at least 5 m | 09-19-2013 |
20130115461 | POLYMER COMPOSITION - A composition is disclosed comprising a polyethylene powder having: (a) a specific density of 930 kg/m | 05-09-2013 |
20130109812 | POLYETHYLENE COMPOSITION | 05-02-2013 |