Abstract: The present invention relates to a crosslinked polymer composition, which is obtained by crosslinking a polymer composition, which polymer composition has a melt flow rate (MFR) of at least 1.7 and comprises a polyolefin, peroxide and sulphur containing antioxidant, characterized by that the crosslinked polymer composition has an Oxidation Induction Time, determined according to ASTM-D3895, ISO/CD 11357 and EN 728 using a Differential Scanning Calorimeter (DSC), which Oxidation Induction Time corresponds to Z minutes, and comprises an amount of peroxide by-products which corresponds to W ppm determined according to BTM2222 using HPLC, wherein Z1?Z?Z2, W1?W?W2, and W?p?270*Z, wherein Z1 is 0, Z2 is 60, W1 is 0 and W2 is 9500, and p is 18500; and use thereof, a power cable insulation and a power cable, useful in high voltage (HV) and extra high voltage (EHV) cable applications direct current (DC) applications.

Abstract: The invention provides a composition comprising at least the following components: A) a first composition comprising a first ethylene/?-olefin block copolymer consisting of ethylene and C4-C8 ?-olefin comonomer; and where the first composition has a density from 0.87 g/cc to 0.90 g/cc, and a melt index (I2) from 6.0 to 20.0 g/10 min; B) at least one filler that is capable of being excited by an alternating electromagnetic field at a frequency greater than, or equal to 10 MHz; C) at least one flame retardant selected from the group consisting of i) from 30.0 to 50.0 wt % of one or more non-halogen, inorganic flame retardant compounds, based on the weight of the composition; and ii) from 8.0 to 30.0 wt % of one or more halogen-containing flame retardant compounds, based on the weight of the composition; and D) at least one polar polymer.

Abstract: This specification describes an ion exchange membrane and a method of making it. The membrane may be used, for example, in an electrodialysis module or electrochemical cell. The membrane comprises an ion exchange polymer and inorganic particles preferably linked to the ion exchange polymer. To make a membrane, inorganic particles are mixed into an ion exchange membrane pre-cursor. A polymerization initiator or catalyst is then added and the resulting mixture is placed in a form and cured. The inorganic particles may comprise, for example, an oxidized form of graphite such as graphite oxide. The ion exchange polymer may comprise an ionic monomer, containing a quaternary ammonium group for anion exchange or a sulfonate group for cation exchange, along with a crosslinking co-monomer containing polymerizable diacrylic functionalities. The membrane is self-supporting and can be made without a supporting fabric.

Abstract: The present invention is a copolymer of a monomer mixture including about 25 to about 80 parts by mass of an alkyl (meth)acrylate, approximately 15 to approximately 50 parts by mass of a hydroxyl group-containing monomer, and approximately 5 to approximately 25 parts by mass of a macromer having a glass transition temperature (Tg) of approximately 50° C. or higher. The copolymer contains substantially no acidic groups.

Abstract: The present invention provides a nucleator composition comprising sorbitol acetal, sorbitol diacetal, and sorbitol triacetal. The nucleator composition can improve the nucleation performance of a polymer, increase transparency, glossiness, flexural modulus and tensile strength of polymer films, polymer sheets and polymer molding articles, and increase heat distortion temperature and dimensional stability of polymer articles.

Abstract: Copolymers comprising ethylene, vinyl esters, in particular vinyl acetate and esters of (meth)acrylic acid, selected from esters comprising branched alkyl, cyclic alkyl or optionally alkyl substituted aryl moieties and having a weight average molecular weight of 35,000 g/mol to 150,000 g/mol, formulations of such copolymers in organic solvents and their use as pour point depressant, wax inhibitor and flow enhancer for crude oils.

Abstract: A continuous process forms a unitary mat on a line having at least two conveyors spaced from each other. The process includes combining the isocyanate, an isocyanate catalyst, and a plurality of lignocellulosic particles to form a mixture and a self-polymerization product of the isocyanate in-situ in the mixture. The process also includes forming the unitary mat from the mixture on a first conveyer and transferring the unitary mat from the first conveyor to a second conveyor across a predetermined distance while maintaining structural integrity of the unitary mat. The lignocellulosic particles have a moisture content of 0.5 to 30 weight percent of water. Moreover, the continuous process is free of a step of adding water to the isocyanate, the isocyanate catalyst, the lignocellulosic particles, and/or the unitary mat.

Abstract: The present invention relates to a polyethylene composition comprising, preferably consisting of, a base resin comprising a copolymer of ethylene and at least two comonomers selected from alpha-olefins having from three to twelve carbon atoms, wherein the ethylene copolymer comprises a low molecular weight component (A) and a high molecular weight component (B) with the low molecular weight component (A) having a lower weight average molecular weight than the high molecular weight component (B), and optional additives, suitable for the production of an article, preferably pipe.

Abstract: A method of reducing the toxicity of a 3D-printed part is provided. The method includes exposing the part to ultraviolet light sufficient to reduce the toxicity of the part. The toxicity of the ultraviolet light-treated part can be based on a comparison with the toxicity of a similarly prepared part not exposed to ultraviolet light.

Abstract: The present invention provides a polymerizable composition containing a specific polymerizable compound and a fluorosurfactant having a specific polyoxyalkylene skeleton and having specific molecular weight. The invention also provides an optically anisotropic body, a retardation film, an antireflective film, and a liquid crystal display device that are produced using the polymerizable composition of the present invention. The present invention is useful because, when an optically anisotropic body is produced by photo-polymerization of the polymerizable composition, three features including the leveling properties of the surface of the optically anisotropic body, offset onto the substrate, and liquid crystal alignment can be improved simultaneously.

Abstract: The present disclosure provides an ink for inkjet printing. The ink contains an aqueous vehicle, a dispersed pigment colorant, a dispersed polyurethane polymer, and a dispersed olefin ionic copolymer. The ink exhibits improved short-term durability.

Abstract: Surface pretreating additive compositions, surface pretreating compositions therefrom, surface adhesion promoting compositions, and paint compositions therefrom including an adhesion promoter system, a surfactant system, a solvent system, a solid system, a drying agent system, a crosslinking agent system, a biocide system, a UV stabilizer system, an abrasion resistance system, a wetting system, a defoaming system, and/or a paint additive system and to methods for making and using the compositions.

Abstract: A composition that is liquid at room temperature includes at least one 1,4:3,6-dianhydrohexitol diester (A); and at least one compound (B), selected from modified fatty acids and modified fatty acid esters, the compound including at least one epoxy and/or acetyl function. The liquid composition includes at least 60% by weight of constituents (A) and (B).

Abstract: A polyester resin composition having excellent hydrolysis resistance and excellent transparency and a method of producing the same are provided. There is provided a polyester resin composition comprising a polyester resin that is obtained from a dicarboxylic acid or an ester-forming derivative thereof and a diol as main raw material; and a copper-containing compound and a chelate ligand compound having a nitrogen-containing heterocyclic structure or a tertiary amine structure that are mixed with the polyester resin.

Abstract: A polybutylene naphthalate polyester and process for preparing polybutylene naphthalate polyester, for improving barrier performance of polyesters used in making of monolayer or multilayer containers. The process comprising: a) mixing butane diol with polymerization catalysts, monoethylene glycol, color toner, and at least one crystallization suppressing agent; b) reacting said mixture with naphthalene dicarboxylic acid or ester thereof to obtain oligomerized product via esterification or ester interchange; c) polymerizing said oligomer using at least one polymerization catalyst to obtain amorphous polybutylene naphthalate polyester chips; d) crystallizing said polybutylene naphthalate polyester chips; and e) subjecting said polyester chips to solid state polymerization to upgrade the intrinsic viscosity (I.V.) up to more than 0.40 dl/gm.

Abstract: Disclosed herein are ion exchange membranes, electrochemical systems, and methods that relate to various configurations of the ion exchange membranes and other components of the electrochemical cell.

Abstract: There is provided a phenolic resin composition as a molding material. It includes a resol-type phenolic resin (A) and a novolac-type phenolic resin (B). The novolac-type phenolic resin (B) includes a novolac-type phenolic resin (B1) represented by General Formula (1) and a modified novolac-type phenolic resin (B2) represented by General Formula (2).

Abstract: Oligomers of certain glyceride compounds are generally disclosed herein. In some embodiments, the glyceride compounds include natural oil glycerides, such as glycerides derived from natural oils, such as palm oil, soybean oil, canola oil, and the like. Compositions containing such glyceride oligomers are also disclosed herein. Processes for making such glyceride oligomers are also disclosed herein. In some embodiments, the processes for making such compounds include reacting a plurality of unsaturated glyceride compounds in the presence of a metathesis catalyst.

Abstract: Described herein are facile, one-step initiated plasma enhanced chemical vapor deposition (iPECVD) methods of synthesizing hyper-thin (e.g., sub-100 nm) and flexible metal organic covalent network (MOCN) layers. As an example, the MOCN may be made from zinc tetraphenylporphyrin (ZnTPP) building units. When deposited on a membrane support, the MOCN layers demonstrate gas separation exceeding the upper bounds for multiple gas pairs while reducing the flux as compared to the support alone.

Abstract: The disclosure concerns a polymer derived from melt extrusion of (i) 80 to 95 wt % polycarbonate; said polycarbonate having and endcap level of 45% to 80% and a branching level of 300-5,000 m comprising the following branching structures: (ii) 4.9 to 20 wt % polymethyl methacrylate; and (iii) 0.1 to 1.5 wt % of catalyst; wherein the polymer is transparent, and wherein transesterification occurs with at least a portion of the polycarbonate and the polymethyl methacrylate during melt extrusion.