Abstract: Heterophasic polypropylene copolymer compositions and methods of making the same include a matrix phase of a random polypropylene-based copolymer; and an elastomeric rubber phase dispersed in the matrix phase, wherein the elastomeric rubber phase includes propylene and one or more comonomers and has a viscosity index ratio, relative to a viscosity index of the random polypropylene-based copolymer, that ranges from 0.3 to 1.1; and wherein an average particle size of the dispersed elastomeric rubber phase is less than 300 nm. Methods include dispersing an elastomeric rubber phase that includes propylene and one or more comonomers into a matrix phase of a random polypropylene-based copolymer, wherein the elastomeric rubber phase has a viscosity index ratio, relative to a viscosity index of the random polypropylene-based copolymer that ranges from 0.3 to 1.1.

Abstract: A refillable packaging container for a roll-on material includes a body having a cup at its upper end, a spherical roller ball sitting within and retained by the cup, a refill container configured to contain a roll-on material, and a lid. A method of forming a packaging container includes inserting a refill container configured to contain a roll-on material into a body having a cup at its upper end, a first connection below the cup, and an opening at its lower end, wherein the cup retains a spherical roller ball and retaining the refill container with the body to form the packaging container.

Abstract: The present disclosure provides recombinant microorganisms and methods for the production of 4-HMF, 2,4-furandimethanol, furan-2,4-dicarbaldehyde, 4-(hydroxymethyl)furoic acid, 2-formylfuran-4-carboxylate, 4-formylfuran-2-carboxylate, and/or 2,4-FDCA from a carbon source. The method provides for engineered microorganisms that express endogenous and/or exogenous nucleic acid molecules that catalyze the conversion of a carbon source into 4-HMF, 2,4-furandimethanol, furan-2,4-dicarbaldehyde, 4-(hydroxymethyl)furoic acid, 2-formylfuran-4-carboxylate, 4-formylfuran-2-carboxylate, and/or 2,4-FDCA. The disclosure further provides methods of producing polymers derived from 4-HMF, 2,4-furandimethanol, furan-2,4-dicarbaldehyde, 4-(hydroxymethyl)furoic acid, 2-formylfuran-4-carboxylate, 4-formylfuran-2-carboxylate, and/or 2,4-FDCA.

Abstract: A system for removing particle agglomerates from a particulate product stream. The system including a product stream inlet configured for receiving the particulate product stream, a diverter system configured for permitting a particulate product having a size less than or equal to a desired size to pass through the diverter system, a carrying fluid source connected to the diverter system configured to feed a carrying fluid into the diverter system to carry the particle agglomerate out of the diverter system during a discharge operation, a collector vessel connected to the diverter system, the collector vessel configured for receiving the particle agglomerate carried out by the carrying fluid from the diverter system during the discharge operation, and a particulate product outlet connected to the diverter system, the particulate product outlet configured for conveying the particulate product to a downstream process.

Abstract: The present application provides a method and a system for recycling a polymer. The method includes introducing polymer into a primary melting extruder, producing a polymer melt that is combined with a fluid oil to at least partially dissolve the polymer melt. A secondary mixing extruder mixes these to form a polymer solution that is introduced into a refinery oil stream, producing a polymer-comprising oil stream, which is fed into a refinery process unit. The system includes a primary melting extruder for forming a polymer melt from polymer. A secondary mixing extruder receives the polymer melt. One or more hydrocarbon inflow conduits for providing a fluid oil to the primary melting extruder and/or the secondary mixing extruder are configured to form a polymer solution from the fluid oil and the polymer melt. There is a feed system outlet for feeding the polymer solution to a refinery oil stream.

Abstract: Methods may include reacting an antistatic agent with at least one alkylaluminum to form an antistatic complex and may further include feeding the antistatic complex into a polymerization process wherein the antistatic agent is an ester of a fatty acid. Methods of using an antistatic agent in a polymerization process may include feeding the antistatic agent into the polymerization process and, subsequently, reacting the antistatic agent with at least one alkylaluminum, wherein the antistatic agent with the at least one alkylaluminum gives an antistatic complex that comprises one or more reaction products between the ester of the fatty acid and the at least one alkylaluminum, wherein the one or more reaction products comprise aluminum soaps.

Abstract: A polymer composition may include at least one ethylene-vinyl acetate copolymer and at least one farnesene polymer. A process for producing a polymer composition may include mixing the at least one ethylene-vinyl acetate copolymer with the at least one farnesene polymer, thereby producing the polymer composition that includes at least one ethylene-vinyl acetate copolymer and at least one farnesene polymer.

Abstract: The present disclosure generally relates to a compound of dialkyl ester of 2,4-furandicarboxylic acid, a method of preparing the compound, a polymer composition comprising a polymer and the compound, a method of preparing the polymer composition, a polymer product comprising the polymer composition and a method of using the compound as a plasticizer in the polymer product. The dialkyl ester of 2,4-furandicarboxylic acid of the present disclosure has greater plasticizing efficiency in a polymer composition that that of the standard phthalate and terephthalate-based plasticizers. The polymer product plasticized with the dialkyl ester of 2,4-furandicarboxylic acid may have improved flexibility, durability, processability and safety as compared to the same polymer product plasticized with conventional phthalate and terephthalate-based plasticizers.

Abstract: A method for mechanical recycling of a polypropylene post-consumer resin may include adding a polypropylene-based masterbatch to a polypropylene post-consumer resin in a single screw extruder, wherein the polypropylene-based masterbatch comprises a low-reactivity free-radical generator compound having a half-life time greater than 20 h at 120° C.

Abstract: A method may include obtaining, by a computer processor, first data from a first entity regarding a polymerization process. The method may further include obtaining, by the computer processor, second data from a second entity regarding a production process. The method may further include generating, by the computer processor, a decision tree model using the first data, the second data, and an artificial intelligence algorithm.

Abstract: A process of purifying downstream methanol-to-olefin streams comprising separating a downstream methanol-to-olefin stream comprising one or more light and heavy components in a first column into a light component stream and a heavy component stream, purifying a light component stream with a first dividing wall distillation column thereby producing an ethylene fraction and distilling the heavy component stream thereby forming a propylene fraction.

Abstract: Provided is a process for the polymerization of ethylene comprising introducing ethylene, a liquid light hydrocarbon diluent, at least one catalyst, at least one cocatalyst, and optionally one or more comonomers into a reactor; polymerizing the ethylene and optionally the one or more comonomers in the reactor to produce an ethylene polymer; wherein the reactor is fluidly connected to a cooling system, the cooling system comprising a slurry-free heat exchanger, and the cooling system is configured to receive a vapor stream comprising light hydrocarbon vapor produced in the reactor. Also provided is an ethylene polymer produced from the process for polymerizing ethylene and a system for producing an ethylene polymer.

Abstract: Polymer compositions may comprise propylene, present in a range of 80 to 95 wt % of the polymer composition, and two comonomers selected from a group comprising ethylene and C4-C10 alpha olefins, wherein the polymer composition has a total content of the comonomers in the range of 5 to 20 wt % of the polymer composition. Cap liners may be formed from the polymer compositions. Caps may comprise a closure formed from polypropylene and a polypropylene-based cap liner that lines at least a portion of the closure.

Abstract: A process for preliminary polymerization may include washing a catalyst mud comprising a supported metallocene catalyst with at least one saturated hydrocarbon at a temperature from 0° C. to 40° C., a pressure from 20 to 40 kgf/cm2, and a residence time of at least 30 minutes; continuously feeding the washed catalytic mud to a continuous pre-polymerization reactor; and pre-polymerizing, in the continuous pre-polymerization reactor, ethylene and at least one C4 to C10 ?-olefin as comonomer, with the washed catalytic mud, to produce a pre-polymer; wherein an average residence time in the continuous pre-polymerization reactor is more than 90 minutes and less than 240 minutes, a reactor temperature is from 10° C. to 50° C., and a reactor pressure from 20 to 40 kgf/cm2.

Abstract: A method of controlling long chain branching in an ethylene-based polymer includes polymerizing ethylene with one or more optional monomers to form an ethylene-based polymer, and controlling a degree of long chain branching (LCB) in the ethylene-based polymer. The degree of LCB ranges from 0.1 per 1000 carbon atoms in the polymer backbone to 10 per 1000 carbon atoms in the polymer backbone, as measured by 13CNMR. The degree of LCB is controlled by adding one or more branched vinyl ester to the polymerizing step in an amount ranging from 0.01 mol % to 5.0 mol %, relative to total monomer content. A polymer composition contains the ethylene-based polymer. An article includes the polymer composition containing the ethylene-based polymer.

Abstract: A polymer blend composition may include from 0.01 to 99.99 wt % of a thermoplastic resin matrix; and from 0.01 to 99.99 wt % of a dynamically crosslinked polymer. A thermoplastic vulcanizate composition may include from 0.01 to 99.99 phr of a thermoplastic resin; from 0.01 to 99.99 phr of a dynamically crosslinked polymer; from 0 to 150 phr of plasticizer; and from 0 to 600 phr of at least one filler.

Abstract: The present application provides a method and a system for recycling a polymer. The method includes introducing polymer into a primary melting extruder, producing a polymer melt that is combined with a fluid oil to at least partially dissolve the polymer melt. A secondary mixing extruder mixes these to form a polymer solution that is introduced into a refinery oil stream, producing a polymer-comprising oil stream, which is fed into a refinery process unit. The system includes a primary melting extruder for forming a polymer melt from polymer. A secondary mixing extruder receives the polymer melt. One or more hydrocarbon inflow conduits for providing a fluid oil to the primary melting extruder and/or the secondary mixing extruder are configured to form a polymer solution from the fluid oil and the polymer melt. There is a feed system outlet for feeding the polymer solution to a refinery oil stream.

Abstract: A polymer composition may include an elastomeric ethylene-vinyl acetate, in which at least a portion of ethylene from the elastomeric ethylene-vinyl acetate is obtained from a renewable source of carbon. A curable polymer composition, an expandable polymer composition, articles, cured articles, and expanded articles may include or be formed from such polymer composition. A process for producing a polymer composition may include polymerizing ethylene at least partially obtained from a renewable source of carbon with vinyl acetate to produce an ethylene vinyl acetate copolymer; and mixing the ethylene-vinyl acetate copolymer with an elastomeric polyolefin to produce an elastomeric ethylene-vinyl acetate.

Abstract: A railroad sleeper for fixation of at least one pair of rails of a railroad network, the railroad sleeper may include a contact surface, wherein each rail of the pair of rails is fixed thereto spaced apart from each other; anchorage walls extending downward from the contact surface, and having a support point at a bottom surface thereof, the anchorage walls having at least one aperture formed therein; and a void delimited by the contact surface and anchorage walls.

Abstract: A method for producing a low viscosity polyethylene-based composition comprising melting a polyethylene-based composition; decreasing a viscosity of the polyethylene-based composition; and optionally, repeating the melting and the viscosity decreasing steps to form a low viscosity polyethylene-based composition; wherein the melting and viscosity decreasing steps are performed in a continuous process at temperature that is equal to or greater than 350° C., residence time of less than 2 min and the polyethylene-based composition is in the presence of at least one free radical generator.