Abstract: It is provided a machine-direction oriented polyethylene (MDO-PE) film produced by cast extrusion which is a multi-layered film with an asymmetric structure comprising a first and a second skin layer wherein the polyethylene of the first skin layer has a density lower than the polyethylene of the second skin layer and wherein at least the first skin layers comprises at least 50 wt. % based on the total weight of the layer of a linear low-density polyethylene (LLDPE) resin having an MI2 ranging from 0.2 to 5.0 g/10 min; a density ranging from 0.910 to 0.930 g/cm3: and is a copolymer of ethylene and one or more comonomers wherein the one or more comonomers are present at a content ranging from 6.0 to 13.0 wt. % based on the LLDPE resin. Also provided is a laminate comprising said MDO-PE film as sealing layer.

Abstract: The disclosure relates to the purification and treatment of oil produced from the liquefaction of waste polymer like for instance the pyrolysis of waste plastics via the polymerization of dienes prior to further treatments.

Abstract: Disclosed is a method for improving the sensorial and/or aesthetic properties of an oil-in-water type emulsion for topical application, the method including an effective quantity of a mixture of saturated cyclic or acyclic, linear or branched hydrocarbons of which at least 95% by weight have between fifteen and nineteen carbon atoms.

Abstract: The present disclosure relates to a MEA electrolyser comprising a cathodic compartment operating CO2 reduction reactions (CO2RR) of CO2 from a gaseous CO2-containing stream, an anodic compartment operating all-liquid organic oxidation reactions (OOR), an ionic exchange membrane in between. A CO2RR-OOR system can further include a gas-liquid separation unit in fluid communication with the anodic compartment to receive the anodic product mixture and separate gaseous CO2 from the anodic product mixture to produce a CO2-depleted liquid product stream and a recovered pure gaseous CO2 stream. The system can further include a recycle line in fluid communication with the gas-liquid separation unit to redirect the recovered pure gaseous CO2 stream to the cathodic compartment of the MEA electrolyser as a portion of the gaseous CO2-containing stream.

Abstract: The disclosure concerns a process to perform a catalytic dehydration of alcohols having at least two carbon atoms into olefins, said process comprising the steps of a) providing one fluidized bed reactor and a bed comprising particles; b) putting the particles in a fluidized state to obtain a fluidized bed; c) heating the fluidized bed to a temperature ranging from 200° C. to 500° C.; remarkable in that the particles of the bed comprise electrically conductive particles and particles of one or more solid acid catalysts, wherein at least 10 wt. % of the particles based on the total weight of the particles of the bed are electrically conductive particles and have a resistivity ranging from 0.001 Ohm·cm to 500 Ohm·cm at 400° C.; and in that the step c) of heating the fluidized bed is performed by passing an electric current through the fluidized bed.

Abstract: The present invention concerns the use of a composition including at least one hydrocarbon fluid having an initial boiling point of at least 30° C., or at least one base oil; perfluorooctyl bromide, for cooling in a mobile or stationary system and/or for preventing or delaying the spread of thermal runaway in a mobile or stationary system.

Abstract: The disclosure relates to a cleaning process of a vinyl aromatic compounds distillation unit wherein the vinyl aromatic compounds distillation unit comprises one or more distillation columns, the process comprises a step of cleaning one or more distillation columns followed by a step of passivation of at least one distillation column wherein a flux comprising a passivation mixture is passed through at least one distillation column under passivation conditions comprising a temperature of at least 90° C., wherein the passivation mixture comprises a component A being one or more polymerisation inhibitors; and a component B selected from steam and/or one or more hydrocarbons devoid of vinyl group. The disclosure also relates to the process of purification and of production of one or more vinyl aromatic compounds that include the said cleaning process.

Abstract: A method and device for determining effective electron lifetime in a component to be analysed, including emitting an excitation light beam with pulses, detecting a photoluminescence light emitted by the component in response to the excitation light beam, and for each of said pulses of the excitation light beam, calculating an effective electron lifetime value based on a temporal shift between this pulse and a corresponding pulse of the photoluminescence light.

Abstract: Process of grafting of a polyethylene-containing material to produce a modified polyethylene composition comprising providing a twin screw extruder with one or more thermal regulation devices; a polyethylene-containing material and a grafting agent and extruding the polyethylene-containing material and the grafting agent to obtain a modified polyethylene composition; the step of extruding comprises a thermal treatment of the polyethylene-containing material by self-heating of the material at a maximum barrel temperature Ts ranging from 315° C. to 410° C. in one or more hot zones of the extruder.

Abstract: The present invention relates to a process and a system for the production of hydrogen and carbon by catalytic non-oxidative decomposition of hydrocarbons, such as saturated C1+ hydrocarbons, such as methane, in the presence of a fresh or a spent catalyst composition comprising at least one carbon catalyst. The process of the invention is characterised in that the fresh or spent catalyst composition is heated by means of induction heating to a temperature comprised between 500° C. and 1100° C. The catalyst compositions as applied in accordance with the invention comprise, and preferably consist of, (I) a first component, wherein said first component is selected from one or more non-porous carbon catalysts and/or one or more porous carbon catalysts; and (II) optionally, a second component, wherein said second component consists of a non-carbon material, and preferably is a ceramic or zeolitic support material.

Abstract: The present invention relates to a lubricating composition comprising at least one base oil and at least one additive chosen from anti-wear additives, extreme pressure additives, antioxidants, anti-corrosion additives, metal deactivator additives, anti-foam agents, dispersants and mixtures thereof, said composition having a boron concentration less than or equal to 100 ppm by weight and a nitrogen concentration strictly greater than 100 ppm by weight and less than or equal to 500 ppm by weight, with respect to the total weight of the lubricating composition.

Abstract: The invention is a process for producing a white oil having an initial boiling point of at least 250° C., the process comprising a step of catalytically hydrogenating a base oil feedstock at a temperature of from 120 to 210° C., at a pressure of from 30 to 160 bars and a liquid hourly space velocity of 0.2 to 5 hr?1, the base oil feedstock comprising less than 5 ppm by weight of sulphur.

Abstract: The invention relates to a method for preparing at least one diester, said method comprising: a) a transformation reaction of the acid function of at least one hydroxycarboxylic acid, or of the ester function of at least one ester of hydroxycarboxylic acid and alcohol, to an alcohol function to obtain at least one diol, said hydroxycarboxylic acid having 11 to 25 carbon atoms; b) an esterification reaction of the diol by at least one saturated or unsaturated acid having 2 to 24 carbon atoms, to form at least one diester. The invention also relates to the use of the diesters as base oil in a lubricant composition, or as emollient in a cosmetic or pharmaceutical composition.

Abstract: The present disclosure relates to a method to produce an oxygen evolution reaction electrode catalyst assembly comprising a dendritic nickel foam. The method is remarkable in that it comprises the steps of (a) providing a dendritic nickel foam material; (b) etching the dendritic nickel foam material by placing it in a etch solution being an acidic aqueous solution or an aqueous solution of metal chloride and recovering an etched dendritic nickel foam with nickel dendrites showing a chimney-like structure.

Abstract: The present invention relates to an oxygen carrier solid in particulate form, to the preparation thereof and to the use thereof in a chemical looping redox process such as chemical looping combustion (CLC). The oxygen carrier solid comprises, in the oxidized form thereof, an Fe content X of between 5% and 39.3%, an Mg content Y of between 3% and 21.5%, and an Al content Z of between 57% and 92%, the contents X, Y and Z being expressed respectively as % by weight of Fe2O3, MgO and Al2O3 relative to the total weight of the oxygen carrier solid, with X+Y+Z=100% and with Y?28.33-0.645X. The carrier comprises an active redox mass comprising Fe2O3, and a ceramic matrix within which said active redox mass is dispersed, said ceramic matrix comprising a sub-stoichiometric spinel of formula MgaAlbO4.

Abstract: Polyethylene composition comprising at least 50 wt. % of polyethylene based on the total weight of the polyethylene composition, and having a density of at least 0.910 g/cm3; a melt index MI2 ranging from 3.0 to 60.0 g/10 min; an unsaturation index higher than 2,000 wherein the unsaturation index is the product of the Mn in Dalton and the vinyl unsaturation units per 1,000 carbon atoms as determined by ASTM D6248-98:2004; a complex viscosity at 0.1 rad/sec at 190° C. ranging from 200 to 20,000 Pa·s; and a ratio of complex viscosity at a frequency of 0.01 rad/sec to the complex viscosity at a frequency of 100 rad/sec of at most 8.0, said ratio being measured at 190° C.

Abstract: The present description relates to metal alloy electrocatalysts, preferably composed of Ni and Co as transition metals and Se as a chalcogen. The electrocatalysts can take the form of nanochalcogenides that can be made using cryogenic milling followed by surfactant-assistant milling. The electrocatalysts can be used in the context of water electrolysis or electroreduction of CO2 gas into carbon based products.

Abstract: The invention relates to a preparation method for hydrocarbon cuts, said method comprising: a) providing a hydrocarbon feedstock originating from ethanol having an initial boiling point and a final boiling point in the range from 20 to 250° C. and comprising: from 20 to 60% by weight of aromatic compounds; from 20 to 60% by weight of non-cyclic paraffins; and from 2 to 20% by weight of naphthenes, with respect to the total weight of the hydrocarbon feedstock, b) optionally, a step of hydrogenation of the hydrocarbon feedstock originating from ethanol provided during step a) in order to obtain a hydrogenated hydrocarbon feedstock; c) a distillation step (i) of the hydrocarbon feedstock originating from ethanol during step a) or (ii) of the hydrogenated hydrocarbon feedstock according to step b), in order to obtain at least one hydrocarbon cut having a difference of less than 100° C. between the final boiling point thereof and the initial boiling point thereof.

Abstract: A process for maximum power point tracking of a photovoltaic module, which includes monitoring the module's degradation by: for a periodicity n1?t0 with n1>1 constant or variable, steps of measuring parameters I and V of the module for points offset in voltage voltage VMPP+? and VMPP?? over the curve I(V) relative to the maximum power point MPP, calculating the slope dI/dV+ at the point VMPP+? and the slope dI/dV? at the point and VMPP?? and recording of the data with the MPP; for a periodicity n2?t0 with n2?n1 of > of steps of measuring values I and V by sweeping the curve I(V) and calculating and storing the module's parameters and values; one or several steps of calculating, tracing and displaying of (p/2) curves of data pairs based on p measured and calculated parameters; and one or more steps of detecting degradation from the measured and calculated parameters.

Abstract: The present invention relates to a novel CLC plant and to a novel CLC method employing a cyclone oxidation reactor to oxidize the oxygen carrier.