Abstract: A polymer composition, in which a differential distribution value in a differential molecular weight distribution curve of the polymer composition, as measured by gel permeation chromatography, satisfies Equation 1 and a maximum value of a normalized back-scattering intensity of a 35 wt % base oil solution of the polymer composition, where a size q of a scattering vector of small-angle X-ray scattering at 25° C. is in a range of 0.07 nm?1 or more and 2 nm?1 or less, is 40 cm?1 or more.

Abstract: The present invention relates to a porous membrane including a polymer including a polyvinylidene fluoride-based resin as a main component, and a branched polyvinylidene fluoride-based resin as the polyvinylidene fluoride-based resin, in which the polymer has a value of a of 0.32 to 0.41 and a value of b of 0.18 to 0.42, each of which is determined by approximation according to the formula 1 below from a radius of gyration <S2>1/2 and an absolute molecular weight Mw of the polymer which are measured by GPC-MALS (gel permeation chromatograph equipped with a multi-angle light scattering detector). <S2>1/2=bMwa (Formula 1).

Abstract: A method of improving the adhesion of metathesis compositions, such as ring-opening metathesis polymerization (ROMP) compositions, to a substrate is disclosed, in which an adhesion promoter is added to a polymerizable resin composition in order to improve the adhesion of the polymerizing resin to a substrate material. The addition of the adhesion promoter has been found to provide beneficial improvements in the adhesion of metathesis, especially ROMP, compositions to substrates, particularly glass surfaces, leading to improved characteristics in ROMP materials formed therefrom. The adhesion promoter generally comprises a functionalized silane compound and a peroxide compound. A ROMP composition is further disclosed comprising a cyclic olefin, a ROMP metathesis catalyst, and the adhesion promoter. Polymer products produced via metathesis (ROMP) reactions of the invention may be utilized to provide a wide range of materials and in a variety of composite applications.

Abstract: The present invention provides a midsole formed of a crosslinked polyolefin resin foam product including a reinforcing material and a softener so that the midsole is excellent in lightweight properties and strength.

Abstract: The present invention provides a stretchable hydrogel able to stretch over 200 times its length, methods of preparing such a hydrogel and compositions comprising the hydrogel.

Abstract: Embodiments of the present disclosure are directed to a thermoplastic adhesive composition comprising: at least one maleic anhydride-grafted ethylene-based polymer; at least one at least one ethylene/?-olefin/non-conjugated diene interpolymer having a molecular weight distribution (MWD) ?2.5, wherein MWD=Mw/Mn, wherein Mw is weight averaged molecular weight and Mn is number averaged molecular weight, which are both determined by gel permeation chromatography; a very low density polyethylene (VLDPE) having a density in the range 0.885 to 0.915 grams/cm3; and optionally at least one ethylene alkyl (meth)acrylate copolymer, wherein the alkyl group comprises one to four carbon atoms.

Abstract: Polymer matrix composite comprising a porous polymeric network; and a plurality of thermally insulating particles distributed within the polymeric network structure, wherein the thermally insulating particles are present in a range from 15 to 99 weight percent, based on the total weight of the thermally insulating particles and the polymer (excluding the solvent); and wherein the polymer matrix composite has a density not greater than 3 g/cm3; and methods for making the same. The polymer matrix composites are useful, for example, in electronic devices.

Abstract: A chemical blowing agent for foaming a thermoplastic polymer, for example PVC plastisol or a polymer resin in an extrusion process, said chemical blowing agent comprising a functionalized particulate bicarbonate containing at least one additive, preferably excluding an exothermic blowing agent. The additive may be selected from the group consisting of rosin acids, any derivative thereof, and salts thereof; or any combinations thereof, such as comprising abietic acid, dihydroabietic acid, neoabietic acid, a rosin acid ester, or mixtures thereof. The particulate bicarbonate may be preferably functionalized by spray-coating, extrusion or co-grinding with at least one additive. The functionalized particulate bicarbonate may comprise 50 wt % to less than 100 wt % of the bicarbonate component, and 0.02-50 wt % of the additive. The functionalized particulate bicarbonate may further comprise 0.1-5 wt % silica. A foamable polymer composition comprising such chemical blowing agent.

Abstract: Provided is a fiber-reinforced thermoplastic resin prepreg which exhibits high interfacial adhesion between reinforcement fibers and a matrix resin, while having excellent interlaminar fracture resistance. The fiber-reinforced thermoplastic resin prepreg of the present invention comprises: a matrix resin comprising a polyarylketone resin and a polyetherimide resin; and a carbon fiber, wherein the polyetherimide resin in the matrix resin comprises a polyetherimide resin having a structural unit represented by Formula (1), an amount of the polyetherimide resin in the matrix resin (100% by mass) is 3% by mass to 25% by mass, and an amount of the polyarylketone resin in the matrix resin (100% by mass) is 75% by mass or more.

Abstract: A foamable composition including a polypropylene-based copolymer and a polyolefin is disclosed. The composition can be used to make a stiff foam with a high closed-cell content. Methods for producing the composition and the foam are provided.

Abstract: An impact-resistant polystyrene resin includes a continuous phase and a plurality of particles dispersed in the continuous phase. The average particle size of the particles is about 0.1 to 4.0 ?m, and the average distance between the particles is about 0.3 to 5.0 ?m. The impact-resistant polystyrene resin is made from a polystyrene composition including a polystyrene plastic, a styrene block copolymer, a processing aid, and an antioxidant.

Abstract: A breathable film having a specific ball-drop impact resistance of more than 100 mm per gram polymer per square meter. The film has a water vapor permeability of at least 1000 g/m2 in 24 hours. The elongation at break of the film in the machine direction is less than 200%.

Abstract: Described herein are poly(ether ketone ketone) (“PEKK”) polymers having improved processability. It was surprisingly discovered that by selectively controlling the relative amounts of reactants during the synthesis, PEKK polymers having unexpectedly lower melt viscosities can be obtained. More particularly, by selectively controlling the relative amounts of monomers used to form recurring units of the PEKK polymer, in conjunction with selective control of other reaction components, the resulting PEKK polymers had reduced viscosities, relative to PEKK polymers synthesized by using tradition reaction schemes (“traditional PEKK polymers”). By providing PEKK polymers with lower melt viscosities, the PEKK polymers described herein have improved processability.

Abstract: A cable contains a core including a transmissive element and a coating layer made of a coating material. The coating material contains, with respect to the total weight of polymeric materials present in the composition, (i) 70% to 95% by weight of a recycled linear low density polyethylene (r-LLDPE); and (ii) 5 to 30% by weight of an ethylene-vinyl acetate copolymer (EVA). The EVA may be added to the r-LLDPE or, alternatively, be already contained in the r-LLDPE as a result of previous LLDPE use. The cable may further contain a skin layer placed around and in direct contact with the coating layer based on r-LLDPE.

Abstract: A sole of a sole structure includes an upper wall portion disposed on an upper side, a lower wall portion disposed on a lower side and spaced away from the upper wall portion, and a pair of sidewall portions that extend substantially in a vertical direction between the upper wall portion and the lower wall portion, that have a vertical zigzag shape, that are coupled to the upper wall portion and the lower wall portion, and that extend in a longitudinal direction along the outer peripheries of the upper wall portion and the lower wall portion. The upper wall portion and the lower wall portion and a pair of sidewall portions are resin-made wall members with a predetermined thickness and form an interior space. Each of the sidewall portions has concave parts recessed inwardly and convex parts protruding outwardly and it is compressible in the vertical direction.

Abstract: Expanded poly(lactide) (PLA) beads are made by pressurizing PLA beads with carbon dioxide at approximately room temperature, heating the beads under pressure to 90 to 160 C to saturate and partially crystallize the beads, and then depressurizing and cooling the beads. The PLA beads contain a blend of PLLA and PDLA in certain ratios. The beads are useful for making expanded bead foam.

Abstract: A method of manufacturing a polyolefin foam sheet composition includes extruding a polyolefin sheet, irradiating the extruded sheet to obtain a physically crosslinked sheet, foaming the physically crosslinked sheet with heat to obtain a foamed layer, and skiving the foamed layer to obtain a foam sheet with at least one skived surface. The surface roughness of the skived surface of the foam sheet is different from the surface roughness of an unskived surface.

Abstract: A display board has a foam core with elastomeric properties with a first display layer affixed on one side and optionally a second display layer affixed on a second side. The elastic foam core can have a closed cell structure and be made from a thermoplastic. The display layers can be heat welded directly to the respective sides of the core with or without additional use of adhesive or the layers can be attached via adhesive only and not heat. The foam core has a Shore 00 hardness of 20-100.

Abstract: A polymer composite of dissimilar polymers covalently bonded at the interface is disclosed.

Abstract: In accordance with at least certain embodiments, the present invention is directed to novel, improved, coated, or treated separator membranes, separators or membrane based separators for lithium batteries. The membranes or separators may include non-woven layers, improved surfactant treatments, or combinations thereof. The separators or membranes are useful for solvent electrolyte lithium batteries, especially rechargeable lithium ion batteries, and provide improved performance, wettability, cycling ability, and/or recharging efficiency.

Abstract: Provided is a method of forming a three-dimensional object, which may include the steps of: (a) providing a carrier and an optically transparent member having a build surface, the carrier and the build surface defining a build region therebetween; (b) filling the build region with a polymerizable liquid that comprises a reactive blocked monomer and/or prepolymer comprising a self-polymerizing monomer and/or prepolymer blocked with a light-polymerizable blocking group; (c) irradiating the build region with light through said optically transparent member to form a solid polymer scaffold from the reactive blocked monomer and/or prepolymer and also advancing the carrier away from the build surface to form a three-dimensional intermediate; and then (d) heating and/or microwave irradiating, the three-dimensional intermediate sufficiently to degrade the scaffold and regenerate the monomer and/or prepolymer in de-blocked form, which monomer and/or prepolymer in turn self-polymerize, to form said three-dimensional obj

Abstract: Systems and methods for monitoring the quality of a surface treatment applied to an article in a manufacturing process are provided. A surface treatment may be applied to at least a portion of an article. A thermal profile of the article may be obtained and used to determine temperature indications of different regions of the article to which the surface treatment has been applied. A standard model of the article may be obtained that includes model regions having model temperature ranges. The temperature indications of the article can be compared with the model temperature ranges to determine if any temperature indications are outside of a corresponding model temperature range. The article may be a shoe part. The surface treatments may include the application of heat, plasma, dye, paint, primer, and/or the application of other materials, substances, and/or processes.

Abstract: This invention relates to a foaming composition, comprising at least one ethylene-vinyl acetate (EVA) copolymer; at least one foaming agent; at least one peroxide compound; at least one polyamine; at least one crosslinking enhancer; at least one primary antioxidant; and at least one secondary antioxidant; the content of the crosslinking enhancer is from 0.1 to 3% by weight based on the total weight of the composition. A foaming article cured from the foaming composition under the temperature range of 80 to 120° C. according to the present invention exhibits high initial volume expansion ratio at the baking window from 130 to 200° C. and shows excellent stability after storage.

Abstract: The present disclosure relates to an ionic liquid-based quasi-solid-state electrolyte in a lithium battery and a preparation method thereof. The quasi-solid-state electrolyte is of a porous network structure, which is obtained by a condensation reaction of a lithium salt, ionic liquid, a silane coupling agent and a catalyst, and has a high ionic conductivity. The quasi-solid-state electrolyte can stabilize a stripping/deposition process of lithium metal and inhibit growth of lithium dendrites, and shows a low overpotential and long-term cycle stability in a constant current polarization process. The interface impedance of a lithium metal sheet and the quasi-solid-state electrolyte is low, and is hardly increased with the age of the battery.

Abstract: The present invention relates to a kit for preparing a customizable flesh simulating silicone gel or a flesh simulating silicone foam in particular for use in medical devices and a process for preparing said customizable flesh simulating silicone gel or silicone foam, in particular by using a 3D-printer.

Abstract: A foamable composition including a polypropylene-based copolymer and a polyolefin is disclosed. The composition can be used to make a stiff foam with a high closed-cell content. Methods for producing the composition and the foam are provided.

Abstract: A processing aid for foam molding comprising a copolymer obtained by the polymerization of 30 to 90% by weight of methyl methacrylate, 10 to 70% by weight total of one or more monomers selected from the group consisting of butyl methacrylate (BMA), pentyl methacrylate (PMA) and hexyl methacrylate (HMA), and 0 to 20% by weight of other copolymerizable monomers, the copolymer having a reduced viscosity measured according to ASTM D2857 at 1 mg/mL in chloroform at 25° C. of greater than 8 dL/g is provided.

Abstract: A polyurethane foam is produced by reacting a polyol-containing composition and an isocyanate composition. The polyol-containing composition includes a petrol-based polyol at greater than or equal to about 50 parts by weight percent and cellulose reinforcements. Additionally, a soy-based polyol is also included in various polyol-containing compositions.

Abstract: The disclosure relates to acoustic panels and methods for preparing them. The disclosure relates more particularly to panels having a nonwoven facing and to methods for making such panels. A method for preparing an acoustic panel comprises providing a base structure. The base structure has one or more edges, an outward major surface having total area, and an inward major surface opposing the outward major surface. The base structure has a noise reduction coefficient (NRC) of at least about 0.3. The method includes disposing directly against the outward major surface of the base structure a sprayable mixture comprising a plurality of fibers, one or more binders, and a dispersive medium. The method includes drying the disposed mixture to provide a facing layer disposed on the outward major surface of the base structure, the facing layer having an exterior major surface opposing the outward major surface of the base structure.

Abstract: This invention relates to novel implant drug delivery systems for long-acting delivery of antiviral drugs. These compositions are useful for the treatment or prevention of human immunodeficiency virus (HIV) infection.

Abstract: A composition suitable for making uncrosslinked polyethylene foam and an uncrosslinked polyethylene foam comprising: 50-95 wt. % of a low density polyethylene having a density ranging from 0.915 to 0.930 g/cc and melt index of 1-4 g/10 min; and 5-50 wt. % of an ethylene/alpha-olefin interpolymer having: a density ranging from 0.910-0.930 g/cc; a melt index ranging from 0.5 to 6.0 g/10 min; a Mw/Mn of from 2.8 to 4.5; and a ZSVR of 1.8 to 10.0.

Abstract: The invention relates to a foam material (FP) comprising a polymer composition (C) comprising at least a polyphenylene sulfide polymer (PPS) and at least one functionalized elastomer (E). The present invention also relates to a process for the manufacture of said foam material and to an article (A) including said foam material (FP), for example a composite material.

Abstract: The foamed sheet of the present invention is a foamed sheet obtained by crosslinking and foaming a polyvinylidene fluoride-based resin composition comprising a polyvinylidene fluoride-based resin, wherein the polyvinylidene fluoride-based resin comprises a vinylidene fluoride-hexafluoropropylene copolymer, a density of the foamed sheet is not more than 180 kg/cm3, and an average cell diameter of the foamed sheet is not less than 100 ?m and not more than 500 ?m. According to the present invention, a crosslinked polyvinylidene fluoride-based resin foamed sheet having both good flame retardance and good flexibility and a process for producing the foamed sheet are provided.

Abstract: A microporous structure includes an array of nano wires and a coating about the nano wires of the array. The coating defines pores between the nano wires.

Abstract: The present invention addresses the problem of providing a novel alkoxymethyl-substituted bisphenol compound having exceptional storage stability and exceptional solvent solubility, heat resistance, and optical properties when used as a resin raw material. This problem can be solved by using an alkoxymethyl-substituted bisphenol compound represented by General Formula (1): (wherein each R independently represents an alkyl group having 1 to 4 carbon atoms).

Abstract: A thermally expandable composition, including at least one polymer, cross-linkable by peroxide, at least one peroxide, preferably at least one antioxidant, at least one chemical blowing agent, and at least one activator, wherein the activator includes at least one compound selected from formula (I), wherein radicals R1 and R4 represent hydrogen atoms or monovalent alkyl radicals with 1 to 10 carbon atoms which optionally include oxygen atoms; R2 and R3 represent hydrogen atoms or monovalent alkyl radicals with 1 to 10 carbon atoms which optionally include oxygen atoms, nitrogen atoms, and/or aromatic moieties or R2 and R3 together form a divalent alkyl radical with 1 to 10 carbon atoms which optionally includes oxygen atoms, nitrogen atoms or aromatic moieties. The composition shows excellent properties in terms of expansion stability over a wide temperature range, can be expanded at temperatures below 150° C. and is suitable for baffle and/or reinforcement elements.

Abstract: A foamable composition including a polypropylene-based copolymer and a polyolefin is disclosed. The composition can be used to make a stiff foam with a high closed-cell content. Methods for producing the composition and the foam are provided.

Abstract: Foamed reactor made thermoplastic polyolefins (rTPOs), and articles made therefrom, are described. The compositions have an rTPO combined with a foaming agent. The foaming agent can be a physical blowing agent and/or a chemical foaming agent, and may include optional nucleating agents. Some compositions utilize a masterbatch having one or more chemical foaming agents to foam the rTPOs. The rTPOs have a large melt flow rate range and flexural modulus range that translate into a broad scope of potential applications and foamed architecture. This allows the combination of rTPOs and foaming agents to be fine-tuned for selected foaming application.

Abstract: A resin composition includes a vinyl-containing polyphenylene ether resin and a multifunctional vinylsilane. The resin composition may be used to make various articles, such as a prepreg, a resin film, a laminate or a printed circuit board and achieve improvement in at least one of the properties including prepreg or laminate surface appearance, glass transition temperature, ratio of thermal expansion, peel strength, thermal resistance after moisture absorption, thermal resistance, dielectric constant, dissipation factor and inner resin flow.

Abstract: Embodiments of the present disclosure are directed to coating compositions, coated articles, and methods in which the coated article is adapted to exhibit a particular permeance profile, such as, for example, a variable water vapor perm rating of about 1 perm or less at 25% average RH and about 15 perms or more at 95% average relative humidity, as tested by ASTM E96 at 21° C.

Abstract: Polymer polyols are made in a seeded process, in which styrene and acrylonitrile are polymerized in the presence of a base polyol, a seed dispersion and a solvent. The seed dispersion contains an unsaturated macromer. The process produces a polymer polyol in which the dispersed phase particles have a particle size of 1 to 3 ?m and a particle size span of less than 1.25. The polymer polyols are very useful for making flexible polyurethane foam for cushioning applications, in which high airflows and good load bearing are needed.

Abstract: A copolymer including a monomer A with a molar ratio a varying between around 0.01 and around 0.20, a monomer B with a molar ratio b varying between around 0.2 and around 0.4, and a monomer C with a molar ratio c varying between around 0.50 and around 0.70, the monomer A being a hydrophilic monomer including a pendant chain of poly(ethylene oxide) (POE) with low molar weight, the monomer B being a hydrophobic monomer with a glass transition temperature (Tg) of around ?30° C. or less, the monomer C being a monomer that is more hydrophobic than the monomer B and having a glass transition temperature (Tg) of around 80° C. or more, said monomers being organised in a hydrophilic segment, a hydrophobic segment and an intermediate segment located between the hydrophilic segment and the hydrophobic segment.

Abstract: Disclosed herein is a resin composition for injection-molding in which an ethylene-based resin is melt-mixed to be excellent in ductile property and impact property, excellent in environmental stress crack resistance, and low in an overall migration, and thus may be widely used as a food and drug container or a stopper. The present invention provides a resin composition for injection-molding formed by melt-mixing 80-90 wt % of a linear low density polyethylene having a melt flow index of 15-30 dg/min (190° C., 2.16 kg) and 10-20 wt % of an ethylene-alpha-olefin copolymer resin having a melt flow index of 10-20 wt %.

Abstract: A thermoplastic elastomer foam is made by incorporating a gaseous or supercritical blowing agent under pressure into a molten thermoplastic elastomer comprising polymeric crystalline domains, then releasing the pressure to foam the thermoplastic elastomer.

Abstract: Process for reducing the fouling of a surface O, wherein an aqueous solution S of at least one polymer P comprising styrene and at least one ester E of (meth)acrylic acid and polyethylene oxide in a molar ratio of 0.05:1 to 50:1 is applied to said surface O.

Abstract: The present invention is directed to a new cable having at least one insulation layer, to a process for producing such cable as well as to the use of a soluble a-nucleating agent (NA) for increasing the crystallization temperature of a polymer composition (PC) being part of an insulation layer of such a cable and the use of such a cable as communication cable and/or electrical cable.

Abstract: Provided is method of making a hollow polymer composition, comprising the steps of (a) providing an aqueous dispersion comprising (i) hollow polymer particles, wherein the hollow polymer particles comprise polymerized units of one or more multivinyl monomer, (ii) water, and (iii) one or more organic alcohol, and (b) removing water from the aqueous dispersion to form a dry composition comprising the hollow polymer particles and the alcohol, wherein either water is absent from the dry composition or else water is present in the dry composition in an amount such that the weight ratio of water to hollow polymer particles is 0.2:1 or less. Also provided are dry compositions that could be made by such a method, and non-aqueous dispersions of such dry compositions.

Abstract: The present disclosure provides brush-poly(glycoamidoamine)-lipids (PGALs) (e.g., polymers of any one of Formulae (I)-(IV)) and methods of preparing the PGALs. A described PGAL may include poly(glycoamidoamine)-derived moieties (e.g., such as which may assist the PGAL and/or a complex of the PGAL and an agent to pass through cell membranes or be taken up by cells. Also provided are compositions including a described PGAL and an agent (e.g., polynucleotide, small molecule, peptide, or protein).

Abstract: A structure and method of forming a lateral bipolar junction transistor (LBJT) that includes: a first base layer, a second base layer over the first base layer, and an emitter region and collector region present on opposing sides of the first base layer, where the first base layer has a wider-band gap than the second base layer, and where the first base layer includes a III-V semiconductor material.

Abstract: Provided is a method for producing a polyethylene-based resin extruded foam sheet by extruding and foaming a foamable molten resin composition formed by kneading a mixture containing a low-density polyethylene, a physical blowing agent, and an antistatic agent, wherein the foam sheet has a thickness in a range of from 0.05 to 0.5 mm, and the antistatic agent is a polymeric antistatic agent having a melting point whose different from the melting point of the low-density polyethylene is in a range of from ?10 to +10° C., and having a melt flow rate of 10 g/10 min or more. This method enables a novel polyethylene-based resin extruded foam sheet to be obtained that is of high quality such that formation of a small hole or a through-hole has been reduced or eliminated, and has both excellent strength and a shock-absorbing property despite a very small thickness even in medium- or long-term continuous production, and besides, exhibits a sufficient antistatic property, thus suitable as a glass plate interleaf sheet.