Abstract: An embodiment of the present specification provides a method of preparing a copolymer, which includes steps of: (a) adding a polymerization initiator to a monomer mixture including an aromatic vinyl-based monomer, a first conjugated diene-based monomer, and a farnesene monomer to initiate a reaction; and (b) adding a second conjugated diene-based monomer.

Abstract: Provided herein is a polymer composition comprising a polyhydroxyamino ether (e.g., a crosslinked polyhydroxyamino ether) and printed circuit boards comprising the same.

Abstract: Provided are compounds of Formula Ir(LA)x(LC)y, wherein: ligand LA has Formula I? and ligand LC has Formula II?

Abstract: Two-component polyurethane adhesives include a polyol component and a polyisocyanate component. The polyol component includes a high functionality polyether polyol and precipitated calcium carbonate particles having a particle size of up to 200 nm. The adhesive has an excellent combination of a prolonged open time followed by curing to form a strong adhesive bond.

Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode and including an emission layer; and a heterocyclic compound represented by Formula 1, as defined herein.

Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode opposite the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.

Abstract: The present application provides a hetero-cyclic compound capable of significantly enhancing lifetime, efficiency, electrochemical stability and thermal stability of an organic light emitting device, and an organic light emitting device comprising the hetero-cyclic compound in an organic material layer.

Abstract: A polyphenylene ether bismaleimide resin, a method for manufacturing the same, and a resin composition are provided. The polyphenylene ether bismaleimide (PPE-BMI) resin is obtained by a condensation reaction with a maleic anhydride and a primary amine compound as reactants. The primary amine compound is a polyphenylene ether diamine.

Abstract: An elastomeric article having a rubber component comprising polyisoprene and an aldehyde aniline condensate, the elastomeric article having less than 1 ppm diisopropyl xanthogen polysulfide residue.

Abstract: To provide a method for producing modified polytetrafluoroethylene, in which formation of a fluorinated oligomer as a by-product is little. A method for producing modified polytetrafluoroethylene which contains substantially no C6-34 fluorinated oligomer containing hydrophilic functional groups and which contains substantially no fluorinated surfactant, the method comprising conducting copolymerization of tetrafluoroethylene and a monomer having a polar group, in a liquid dispersion 1 comprising a polymer containing units derived from a non-fluorinated monomer and an aqueous medium, or in a solution 2 obtainable by mixing at least one member selected from the group consisting of a polyalkylene oxide compound and a hydrocarbon-containing surfactant, with an oxidizing agent, in an aqueous medium, under such a condition that the amount of the monomer having a polar group to be used, is at most 0.150 mass % to the whole amount of tetrafluoroethylene, to obtain modified polytetrafluoroethylene.

Abstract: Polymer blends are described that are formed from a transient polymer material, a polymer comprising an acrylonitrile group (e.g., ABS, SAN), and/or one or more polyester polymers. For blends in which two or more polyester polymers are blended with a transient polymer material, at least two of the polyester polymers are immiscible with one another, and one of the polyester polymers has a glass transition temperature less than or equal to 0° C. The polymer blends herein can decompose into liquid phase decomposition products upon exposure to a transience reaction trigger in less than 8 hours even at temperatures of less than ?20° C.

Abstract: The present invention generally relates a polymer-metal junction comprising PEEK-PEoEK copolymers compositions, in contact with at least a part of the surface of a metal substrate, wherein the PEEK-PEoEK copolymer having RPEEK and RPEoEK repeat units in a molar ratio RPEEK/RPEoEK ranging from 95/5 to 5/95. The present invention also relates to shaped articles including the polymer-metal junction, and methods of making the polymer-metal junctions.

Abstract: Provided is a method for producing a latex comprising hollow resin particles each with a high void ratio and a method for producing hollow resin particles each with a higher void ratio. In the method for producing the latex: a suspension treatment of the mixture liquid which comprises a monomer, a crosslinkable monomer, an oil-soluble polymerization initiator, a fat/fatty oil, a hydrocarbon solvent, a suspension stabilizer and an aqueous medium is carried out to prepare a suspension comprising monomer drops; a polymerization reaction of the suspension is carried out to prepare a precursor composition which comprises precursor particles each having a hollow portion including the hydrocarbon solvent.

Abstract: The technology concerns methods for stabilizing slurries and/or electrophoretic deposition (EPD) bath suspensions for the preparation of electrodes and/or separation area or any other coating and specifically, to electrodes and separators for use in energy storage devices.

Abstract: The invention relates to compositions containing compounds of formula (I), formula (II), or mixtures thereof, in which n is an integer greater than or equal to 1, R1, an aliphatic, linear or branched hydrocarbon group having 1 to 10 carbon atoms, a hydrogen atom, the structural unit —O—X, or the structural unit —CH2—O—X, X corresponds to formula (III), in which a is an integer from 2 to 6, b is an integer from 0 to 3, c is an integer from 20 to 28, m is 1 or 2, R2 is an aliphatic, linear or branched hydrocarbon group having 1 to 10 carbon atoms, Y is hydrogen, —SO3M, —SO2M, —PO3M2, or —CH2COOM, and M is a cation. The compounds of formula (I), of formula (II), or mixtures thereof are preferably suitable to act as a dispersing agent.

Abstract: A biodegradable polyester is provided. The biodegradable polyester is a transesterification or esterification reaction product of a reactant (a) and a reactant (b). The reactant (a) is a modified linear saccharide oligomer. The reactant (b) is a polyester, or the reactant (b) includes a dicarboxylic acid and a diol. The modified saccharide oligomer is a reaction product of a saccharide oligomer and a modifier.

Abstract: An environmentally friendly shoe component of a shoe includes scraps and an elastic material layer within which the scraps are distributed, the scraps include bottle scraps made by crushing plastic bottles, the elastic material layer is made of thermosetting polyurethane elastomer, and at least a part of the scraps is visible by a human's naked eye.

Abstract: Embodiments provide adhesives for apparel products. The apparel product includes a major component and a minor component. The major component forms a base portion of the apparel product and is configured to be supported and worn at least partially over a portion of a wearer. The minor component of the apparel product forms a secondary portion and is configured to be coupled to the major component. An adhesive is disposed at least partially between a portion of the major component and a portion of the minor component. The adhesive includes a material having a thioester bond.

Abstract: A moisture curable hot melt adhesive composition that includes isocyanate-terminated polyurethane prepolymer that includes the reaction product of a crystalline polyester polyol, a polyether polyol, and diisocyanate, clay, polyester/polyether elastomer, a first thermoplastic polymer selected from the group consisting of ethylene vinyl acetate copolymer, ethylene (alkyl)acrylate copolymer, and combinations thereof, a tackifying agent, and optionally a second thermoplastic polymer selected from the group consisting of thermoplastic polyurethane, thermoplastic polycaprolactone, and combinations thereof.

Abstract: The present invention discloses a hybrid (mixed) formulation composition for 3D additive manufacturing and a manufacturing process. The hybrid formulation composition possesses capability of UV radiation curing and thermal curing. The hybrid formulation composition is designed to be cured by UV radiation in the 3D printing/additive manufacturing process and then post cure by heat to get its final properties. The hybrid formulation composition consists of acrylates (oligomer, monomer, and diluent), photoinitiators, and isocyanate-containing prepolymers which comprises polyols (di-ol, tri-ol) and isocyanates. The hybrid formulation composition may also include reaction accelerator, dye, pigment, and fillers. The finished products of the hybrid formulation composition possess rubber-like properties and can be used in the applications such as shoe sole, toys, medical, and wearables goods . . . etc.