Abstract: The invention relates to a process for preparing a boronic anhydride compound of formula (1), wherein, R1-R4 are substituents as defined in the disclosure and ‘B’ stands for the element boron. The invention also describes a process of using the boronic anhydride of formula (1), to prepare a biphenyl metallocene complex of formula (4), wherein, R1 to R10, are substituents as defined in the disclosure; and wherein ‘M’ is a transition metal element, ‘Q’ is an halide anion, and ‘P’ is the valency of the transition metal element ‘M’ and indicates the number of halide anion present. In addition, the invention further describes a process of purifying the metallocene complex of formula (4) so as to render the overall metallocene complex synthesis process environmentally sustainable as well as cost effective by minimizing waste effluents.

Abstract: A polymer composition includes a) ?10 wt % and ?60 wt % of a high melt strength polypropylene, b) ?10 wt % and ?35 wt % of a polyethylene, c) ?10 wt % and ?60 wt % of a first polypropylene, wherein the first polypropylene is chosen from the group of propylene homopolymers, propylene copolymers and/or mixtures thereof, and d) ?0 wt % and ?60 wt % of a second polypropylene, wherein the sum of the high melt strength polypropylene, the first polypropylene and the second polypropylene is ?60 wt % based on the sum of the weight of the high melt strength polypropylene, the polyethylene, the first polypropylene and the second polypropylene. The polyethylene has a density ?940 kg/m3 and ?970 kg/m3 as determined according to ISO 845 (2006).

Abstract: The present invention relates to an injection moulding process for the preparation of a foamed article with improved surface quality. The present invention further relates to a foamed article obtained or obtainable by the injection moulding process.

Abstract: This disclosure includes oxyfuel furnaces for chemical-production processes, as well as systems for steam cracking and other chemical-production processes. Such furnaces utilize oxyfuel burners in the radiant section, and—rather than recirculating all flue gas from outlet of the convection section back to the radiant section—recirculates from the convection section a portion of flue gas that enters the convection section.

Abstract: This disclosure includes electric impedance furnaces for chemical production processes and methods of heating a feedstock with the present electric furnaces. The present electric furnaces include a primary heating section; a radiative heat exchanger section comprising an exchanger housing with first and second exchanger sidewalls; and a plurality of electrically conductive reactor tubes extending through the heater housing and the exchanger housing, each reactor tube defining a flowpath and having a flanged connector at respective ends of the tube; and an electric circuit configured to electrically connect in series a longitudinal portion of each of the reactor tubes such that application of a voltage difference between a first end of the longitudinal portion of a first one of the reactor tubes and a second end of the longitudinal portion of a last one of the reactor tubes will cause electrical current to flow sequentially through the longitudinal portions of all of the plurality of reactor tubes.

Abstract: Systems and processes of purifying waste plastic pyrolysis oil (pyoil) using water based extractions.

Abstract: This disclosure includes isolation joint connection assemblies for making an electrically insulated/isolated connection between two electrically conductive structures. Some such connection assemblies comprise: an electrically conductive first flange, an electrically conductive second flange, an insulating disc comprising an electrically non-conductive material that will remain solid and electrically nonconductive at temperatures up to at least 300° C. and voltages up to at least 200 Volts; a plurality of fastener insulators comprising an electrically non-conductive material, each fastener insulator defining one or more fastener holes; one or more insulating sleeves each comprising an electrically non-conductive material and defining an inner fastener channel; and one or more electrically conductive fastener assemblies with enlarged securing portions.

Abstract: A method of maintaining the stability of pyrolysis oil by removing oxygen from the pyrolysis oil and/or preventing or reducing the instances where oxygen come into contact with the pyrolysis oil. The method comprises removing oxygen, by a physical process, from the pyrolysis oil.

Abstract: A reactor and method for the conversion of hydrocarbon gases utilizes a reactor (12, 312, 412, 512, 612, 712) having a unique feed assembly with an original vortex combustion chamber (40, 340, 436, 536, 636, 736), a diverging conduit (48, 348, 448, 548, 648, 748), and a cylindrical reactor chamber (40, 340, 436, 536, 636, 736). This design creates a compact combustion zone and an inwardly swirling fluid flow pattern of the feed gases to form a swirling gas mixture that passes through a diverging conduit (48, 348, 448, 548, 648, 748). The feed streams can be introduced into the reactor at any angle (perpendicular, axial, or something between, or a combination of the above forms) with swirling flow components. This provides conditions suitable for efficient cracking of hydrocarbons, such as ethane, to form olefins.

Abstract: A methanol synthesis plant comprising: a feed pretreating section operable to pretreat a feed stream; a synthesis gas (syngas) generation section comprising one or more reactors operable to produce a syngas synthesis product stream comprising synthesis gas from the feed stream; a methanol synthesis section comprising one or more methanol synthesis reactors operable to produce a synthesis product comprising methanol; and/or a methanol purification section operable to remove at least one component from the synthesis product to provide a purified methanol product; wherein the methanol synthesis plant is configured such that, relative to a conventional methanol synthesis plant, more of the net energy required by the methanol synthesis plant, the feed pretreating section, the syngas generation section, the methanol synthesis section, the methanol purification section, or a combination thereof, is provided by a non-carbon based energy source, a renewable energy source, and/or electricity.

Abstract: An article of manufacture comprising a polyester composition, the article comprising, as measured by differential scanning calorimetry with a heating rate of 20° C. per minute on first heating according to ASTM D3418, at least two different crystalline melting temperatures, wherein a first crystalline melting temperature and a second crystalline melting temperature are each independently 200-290° C.; and a first heat of fusion and a second heat of fusion that are each independently at least 3 J/g, preferably wherein a ratio of the first heat of fusion to the second heat of fusion is 1:5-5:1, wherein the polyester composition comprises a first polyester having a phosphorous content of greater than or equal to 20 ppm, a second polyester, and 5-50 weight percent of a plurality of fibers, based on the total weight of the polyester composition, wherein the plurality of fibers have a diameter of 5-25 micrometers.

Abstract: Systems and methods for producing a wash oil using a light fuel oil (e.g., cracked distillate) are disclosed. The methods include hydrogenating the cracked distillate and separating the hydrogenated cracked distillate to remove C4 to C6 hydrocarbons to produce the wash oil.

Abstract: An alkane dehydrogenation catalyst including a support; and on the support, an active layer including gallium oxide, aluminum oxide, cerium oxide, a Group 1 metal oxide, and a Group 8-11 metal oxide. The catalyst composition of the examples comprises oxides of gallium, cerium, potassium, platinum and aluminium.

Abstract: The invention is directed to a process and a system of producing a hydrocarbon feedstock comprising an oligomeric product derived from waste plastic material wherein such hydrocarbon feedstock is particularly suited for fluidized catalytic cracking. The invention further relates to such hydrocarbon feedstock and its associated properties.

Abstract: A 5G antenna and its 5G antenna housing includes: an outside shell made of a polymer composition containing a polymer selected from polyethylene (PE), polycarbonate (PC), polypropylene (PP), ethylene based elastomer grafted polypropylene and a combination thereof; and glass fiber, and an flame retardant film (3) having a rating of at least VTM2 and placed on an inner surface of the outside shell such that the flame retardant film is between the outside shell and the 5G antenna.

Abstract: Systems and methods to enhance vaporization of a hydrocarbon feed may include an evaporator positioned to receive a hydrocarbon feed and partially evaporate the hydrocarbon feed to provide a gaseous hydrocarbon portion and a liquid hydrocarbon portion. A first mixing unit may be positioned to receive the gaseous hydrocarbon portion and dilution steam and provide a hydrocarbon-steam mixture. A heater may be positioned to receive the hydrocarbon-steam mixture to provide a heated hydrocarbon-steam mixture. A second mixing unit may be positioned to receive the liquid hydrocarbon portion and the heated hydrocarbon-steam mixture and to evaporate at least a portion of the liquid hydrocarbon portion via energy associated with the heated hydrocarbon-steam mixture to provide one or more of an evaporated hydrocarbon portion or a heated liquid hydrocarbon portion.

Abstract: The present invention relates to a film comprising at least one sealing layer wherein at least one layer A of the sealing layer(s) comprises a polyethylene comprising moieties derived from ethylene and moieties derived from an ?-olefin comprising 4 to 10 carbon atoms, the polyethylene having a density of ?870 and ?920 kg/m3 as determined in accordance with ASTM D792 (2013), wherein the polyethylene has: • a fraction of material that is eluted in analytical temperature rising elution fractionation (a-TREF) at a temperature ?30.0° C. of ?14.0 wt %, preferably ?5.0 wt % and ?14.0 wt %, more preferably ?5.0 wt % and ?12.5 wt %, with regard to the total weight of the polyethylene; • a shear storage modulus G? determined at a shear loss modulus G?=5000 Pa of <500 Pa. G? and G? being determined in accordance with ISO 6721-10 (2015) at 190° C.; • a melt mass-flow rate, determined at 190° C. under a load of 2.16 kg in accordance with ASTM D1238 (2013) of ?4.00 and ?8.

Abstract: Integrated systems and methods of processing natural gas liquid (rich in C5 content) to produce one or more light olefins are disclosed. The systems include a reverse isomerization reactor for reverse isomerizing iso-alkane to normal-alkane. The disclosed integrated system includes the reverse isomerization of iso-pentane to normal-pentane before cracking to form one or more light olefins.

Abstract: The present invention relates to a polyethylene composition comprising a polyethylene, preferably ?95.0 wt % of polyethylene, and further (a) ?100 and ?500 ppm of a phenolic antioxidant; (b) ?500 and ?2500 ppm of an organic phosphite stabiliser; and (c) ?500 and ?2500 ppm of a metal stearate with regard to the total weight of the polyethylene composition. Such polyethylene composition, when used in a moulding process with PCR polyethylene, results in a reduction of the quantity of degradation products formed, which may be observed as a reduction of die deposits.

Abstract: In an embodiment, a reactor for carrying out a melt transesterification reaction at a reactor temperature of 160 to 300° C. and a reactor pressure of 5 to 200 mbar, comprises a cylindrical tank comprising a top, a side, and a bottom, wherein the bottom is convex, extending away from the top; a stirring shaft disposed within the cylindrical tank along an axis thereof so that it is rotatable from outside of the cylindrical tank; a stirring blade extending from the stirring shaft in the cylindrical tank; a reactant solution inlet located on the bottom; and a reaction solution outlet located on the bottom. The reactor can be used for the polymerization of a polycarbonate oligomer.