Abstract: A resin including a unit represented by Chemical Formula 1, a method for preparing the same, a resin composition including the same, and a molded article including the resin composition is described: wherein all the variables are described herein.

Abstract: The present invention relates to compounds obtainable by esterification condensation of: A/ at least one alkoxylated fatty amine of formula (I), or of the product of partial or complete quaternization of said alkoxylated fatty amine of formula (I): in which R1, AO, B, n, m, s and y are as defined in the description, B/ with at least one dicarboxylic acid, or a derivative thereof, of formula (II) as follows: in which D and RA are as defined in the description, C/ with at least one (alkyl)alkanolamine derivative of formula (III) or of the product of partial or complete quaternization of said (alkyl)alkanolamine derivative of formula (III) as follows: in which A?O, u, u? and R7 are as defined in the description, and D/ with at least one fatty acid of formula (V) as follows: in which R11 is as defined in the description.

Abstract: Disclosed is a process for the preparation of polyesters, comprising the following steps and characterized by the following measures: a) suspending polyethylene terephthalate waste in ethylene glycol and/or in 1,2-propylene glycol containing a transesterification catalyst, b) heating the reaction mixture to depolymerize the polyethylene terephthalate waste for a time sufficient to decompose the polyethylene terephthalate into monomers and into oligomers, c) addition of end group forming monomers in the form of polyalkylene glycol monoalkyl ethers, fatty alcohols, fatty amines, fatty acids or esters thereof or mixtures of two or more thereof, and/or sulfo(poly)alkylene glycols and/or sulfoaryl carboxylic acids or esters thereof, d) addition of sulfoarylene dicarboxylic acids or polyester-forming derivatives thereof, e) optionally adding aliphatic diols, cycloaliphatic diols, organic dicarboxylic acids, their polyester-forming derivatives, crosslinkers or mixtures of two or more thereof, f) heating the react

Abstract: The present disclosure relates to a method for preparing a polyalkylene carbonate resin, and more particularly, to a method for preparing a polyalkylene carbonate resin having the reduced cyclic carbonate content, which is a by-product, and an increased ratio of a repeating unit including carbon dioxide, by increasing catalyst activity.

Abstract: Copolymers and methods of making the same. The copolymers are 1,3-Dioxolane copolymers of the general formula I where x1+x2 has values of 10 to 2000. Where R1 and R2 are hydrogen radicals or C1 to C18 alkyl radical. In each case at least one radical R1 or R2 in the units [O—CH2—O—CHR1—CHR2-]y1 and [O—CHR1—CHR2O—CH2-]y2 is a C1 to Cis alkyl radical. Where y1+y2 has values of 3*(x1+x2+y1+y2)/100 to 50*(x1+x2+y1+y2)/100.

Abstract: To provide polyphenylene ether with excellent solubility in general-purpose ketone solvents and its production method, and to provide a thermosetting composition, prepreg, and laminate using the polyphenylene ether. The polyphenylene ether includes a total of 100 mol % of a repeating unit derived from a phenol of Formula (1) and a repeating unit derived from a phenol of Formula (2), wherein from 5 mol % to 85 mol % is the repeating unit derived from the phenol of Formula (1) and from 15 mol % to 95 mol % is the repeating unit derived from the phenol of Formula (2), and a reduced viscosity (?sp/c) measured in chloroform solution at a concentration of 0.5 g/dL at 30° C. is from 0.03 dL/g to 0.30 dL/g.

Abstract: The present specification relates to a polymer comprising a unit represented by Chemical Formula 2, and an end group represented by Chemical Formula 5, and an organic light emitting device using the same: wherein all the variables are described herein.

Abstract: Disclosed herein is a polysuccinimide derivative, which, under a pH of not greater than 6, includes a first repeating unit represented by formula (I), and a second repeating unit represented by formula (II), wherein each of the substituents is given the definition as set forth in the Specification and Claims. The second repeating unit is present in an amount ranging from 1 mol % to 90 mol % based on 100 mol % of the first repeating unit. Also disclosed herein is a nanomaterial including a plurality of nanoparticles, each of which, under a pH of not greater than 6, includes a hydrophobic substance and a carrier which is made from the polysuccinimide derivative and which encloses the hydrophobic substance.

Abstract: Described herein are poly(arylene sulfide) (“PAS”) polymers (PASP) including recurring units formed from a dihalocarbazole containing monomer. It was surprisingly found that such monomers could be incorporated into PAS polymers at desirable concentrations to provide improved amine content. Additionally, it was surprisingly found that, relative to PAS homopolymers and PAS polymers incorporating recurring units with primary amines, the PAS polymers (PASP) described herein and increased glass transition temperatures (“Tg”). The PAS polymers (PASP), and PAS polymer compositions, can be desirably incorporated into wide variety of articles including, but not limited to, automotive articles and oil and gas articles.

Abstract: The invention relates to the use of a polysiloxane having a plurality of siloxane groups and at least one cyclic carboxylic anhydride group or the hydrolysis product thereof covalently linked to the polysiloxane, as a dispersing agent for solid particles in a non-aqueous composition.

Abstract: A silicone-polyolefin composition is disclosed. The silicone-polyolefin composition comprises (A) a polysiloxane, (B) a functionalized polyolefin, and (C) a curable silicone elastomer component. The polysiloxane (A) comprises an average of at least one functional group X per molecule, and the functionalized polyolefin (B) comprises an average of at least one functional group Y per molecule, where the functional group X and functional group Y are reactable to form a bond therebetween. A silicone-polyolefin blend, a curable composition comprising the silicone-polyolefin blend, a cured product of the curable composition, and methods of preparing the silicone-polyolefin blend, curable composition, and cured product are also disclosed.

Abstract: Curable polyolefin composition comprising: (A) polyolefin having at least two aliphatic unsaturated bonds per molecule; (B) wax with melting point of 30 to 100° C.; (C) organopolysiloxane having at least two silicon atom-bonded hydrogen atoms per molecule; and (D) catalytic amount of hydrosilylation reaction catalyst, wherein content of component (A) is 20 to 80 mass %, content of component (B) is 10 to 75 mass %, and content of component (C) is 1 to 20 mass %, each based on the total mass of components (A) to (D). The composition can be cured to form a cured product capable of storing and releasing thermal energy, and preventing the wax leaking/pumping out during heat cycling.

Abstract: A three-dimensional printing kit can include a build material with from about 80 wt % to 100 wt % polymeric particles having a D50 particle size from about 10 ?m to about 150 ?m, and a fusing agent including from about 0.5 wt % to about 20 wt % avobenzone particles dispersed in an aqueous liquid vehicle based on a total weight of the fusing agent.

Abstract: A fast-hydrating polyacrylamide solid in the shape of microplates is provided and the process to make the microplates. The microplates can be treated with any processing and/or functional substances to facilitate the dissolution process or/and to import functional properties to the said solid.

Abstract: The invention relates to a process for producing a fiber-reinforced composite material (organosheet) containing at least one thermoplastic molding compound, at least one continuous reinforcing fiber layer and at least one inorganic filler material. According to the invention, at least one sheet material consisting of continuous reinforcing fibers is embedded in a matrix composition comprising at least one thermoplastic molding compound, the thermoplastic molding compound including at least one thermoplastic polymer and optionally at least one polarity-functionalized polymer that contains repeat units of at least one functional monomer. The invention also relates to the composite materials produced according to the claimed method.

Abstract: The present invention relates to method for the production of a continuous elastomeric film and to continuous elastomeric films and elastomeric articles obtained thereby, where the method comprises: B) providing an aqueous polymer latex composition comprising: (I) particles of a latex polymer obtained by free-radical emulsion polymerization of a mixture of ethylenically unsaturated monomers, the particles bearing a plurality of functional groups, and (II) a crosslinking component comprising a plurality of functional groups at least one thereof being reactive with the functional groups on the latex polymer particles; B) forming from the aqueous polymer latex composition a continuous polymer film; C) optionally drying the continuous polymer film obtained in step B); D) curing the continuous polymer film obtained in step B) or C) to form a continuous elastomeric film; and E) optionally rolling the continuous elastomeric film obtained in step D) into a roll.

Abstract: A surface-treated inorganic nanoparticle includes a core including Mania (TiO2); a shell surrounding the core, and including zirconia(ZrO2); and a dispersant including a phosphate functional group, and connected to the shell,

Abstract: A method for manufacturing a liquid crystal polymer film includes the following operations. Liquid crystal oligomers are received, in which the liquid crystal oligomers have a melting point of Tm1 and has an average degree of polymerization of 10 to 100. A first heating process is performed to melt the liquid crystal oligomers, in which the first heating process has a first heating temperature higher than the Tm1. An extrusion process is performed to make the liquid crystal oligomers into a first film. A second heating process with a second heating temperature is performed to heat the first film, in which the liquid crystal oligomers in the first film are polymerized to form a second film including liquid crystal polymers.

Abstract: A foamed polylactic acid sheet contains a polylactic acid resin, wherein the foamed polylactic acid sheet has a bulk density of 0.250 or less g/cm3, the foamed polylactic acid sheet has a melt viscosity of 5,000 to 30,000 Pa·s at 190 degrees Celsius, the foamed polylactic acid sheet has a crystallinity of 35 or less percent as analyzed by differential scanning calorimetry.

Abstract: An insulation layer forming-composition including boehmite, a binder, and an organic solvent, wherein when a thermogravimetric analysis is performed on the boehmite and measurement is conducted at a temperature elevation rate of 10° C./min under an air flow, the weight reduction percentage in a range of 200-450° C. is 10.0 mass % or less, and the weight reduction percentage in a range of 450-600° C. is 5.0-13.5 mass %.

Abstract: A manufacturing method of a modified polymer layer modified by hydroxyapatite is provided in the present disclosure, including following steps: (a) providing a polymer layer; (b) plasma-activating acrylic acid using an atmospheric cold plasma device to modify a surface of the polymer layer to obtain an acrylic-modified polymer layer; (c) immersing the acrylic-modified polymer layer in a first solution containing a calcium ion to obtain a calcium-containing modified layer; and (d) immersing the calcium-containing modified layer in a second solution containing phosphate salt to obtain a modified polymer layer modified by hydroxyapatite.

Abstract: An ultralow density fire-retardant fiber composite foam formed material including at least 60-80% by weight of lignocellulosic fiber and/or regenerated cellulose fiber, and 0-10% by weight of foaming agent, wherein the material further includes an amount of weight of fire-retardant agent or wherein an amount of the cellulose and/or wood fiber has fire-retardant properties, wherein the fire growth index of the fiber composite is <120 W/s and the total heat release of the fiber composite is <7.5 MJ in accordance with Single Burning Item method (EN 13823), and wherein the density of the ultralow density fiber composite foam formed material is <150 kg/m3. Corresponding method of manufacture and products are also presented.

Abstract: Porous three-dimensional networks of polyurea and porous three-dimensional networks of carbon and methods of their manufacture are described. In an example, polyurea aerogels are prepared by mixing an triisocyanate with water and a triethylamine to form a sol-gel material and supercritically drying the sol-gel material to form the polyurea aerogel. Subjecting the polyurea aerogel to a step of pyrolysis may result in a three dimensional network having a carbon skeleton, yielding a carbon aerogel. The density and morphology of polyurea aerogels can be controlled by varying the amount of isocyanate monomer in the initial reaction mixture. A lower density in the aerogel gives rise to a fibrous morphology, whereas a greater density in the aerogel results in a particulate morphology. Polyurea aerogels described herein may also exhibit a reduced flammability.

Abstract: A 2-step processing method to form a partly cross-linked polyurethane (PU) comprising foam having densities below 600 kg/m3, preferably in the range 20-300 kg/m3, said method comprising: A first processing which comprises at least following steps: a) providing a reactive mixture comprising an isocyanate composition comprising at least one isocyanate compound, an isocyanate-reactive composition comprising at least one isocyanate reactive compound, a crosslinking agent and a blowing agent composition comprising at least a heat activatable blowing agent which is heat activatable to achieve blowing at an activation temperature Tactivate, and b) allowing the reactive mixture to polymerize, optionally using a shape or mold, at a process temperature Tprocess wherein Tprocess<Tactivate and Tprocess<Tmelt to form a polyurethane comprising material having a melting temperature Tmelt and which is solid at room temperature, and then A second processing which comprises at least following steps: c) placing the pol

Abstract: Disclosed are foamable compositions that can be particularly beneficial for foam-in-place packaging purposes. The foamable compositions can be reacted to form a polyurethane foam that can be utilized to secure packaging contents inside a transport packages, and that at a later time can be readily decomposed at low degradation temperatures, e.g., about 90° C. or less. The polyurethane foam can also act as a sink for hydrogen radicals and as such can be utilized for transport of high energy emitting materials, e.g., ?-radiating materials.

Abstract: A nanovoided polymer-based material may include a bulk polymer material defining a plurality of nanovoids and an interfacial film disposed at an interface between each of the plurality of nanovoids and the bulk polymer material. The interfacial film may include one or more layers of material. A method of forming a nanovoided polymer-based material may include (1) forming a bulk polymer material defining a plurality of nanovoids and (2) forming an interfacial film at an interface between each of the plurality of nanovoids and the bulk polymer material. Various other methods, systems, and materials are also disclosed.

Abstract: The present disclosure is related to systems and methods of enzymatic degradation of crystallizable polymers or copolymers and PC/IPM containing crystallizable polymers or copolymers.

Abstract: A tandem polyolefin depolymerization-metathesis process and system for converting polymer waste to smaller hydrocarbons, specifically liquid and gaseous products, which subsequently can be modified and used as feeds or co-feeds for making circular products such as circular ethylene and polyethylene. Specifically, the disclosed processes include a tandem depolymerization process step followed by a metathesis process to provide a effluent that can be separated, further processed with a subsequent depolymerization step, or both. The effluents can be supplied to downstream processing units such as a steam cracker or AROMAX® unit thereby providing an efficient method for converting polymer waste into useful circular products. Therefore, these processes and systems can expand the number of usable plastic waste streams and improve the economics of plastic waste recycling.

Abstract: Described are compositions and methods for inhibiting and retarding polymerization of a monomer composition, which use a naphthoquinone and a hydroxylamine. When present in a monomer-containing composition, the combination of the naphthoquinone and hydroxylamine provides an unexpected beneficial antipolymerant effect inhibiting unwanted formation of fouling polymer. The antipolymerant combination can be added to a hydrocarbon composition, such as a petroleum, that can include a polymerizable components, such as styrene, where the hydrocarbon composition is purified or processed, such as in the case of distillation.

Abstract: The present invention relates to a method for preparing polymers, in particular to a method for preparing recycled polymers from polyethylene terephthalate (PET). The method comprises producing a high quality BHET product which is used as a monomer feedstock in an integrated polymerisation process.

Abstract: A method for recycling polyethylene terephthalate, including obtaining flakes of polyethylene terephthalate which are re-polymerized using heat and/or a chain extender combined with an anti-yellowing agent to yield an average molecular weight of at least 40,000 Da and a tunable intrinsic viscosity of approximately 0.5 dl/g to 0.8 dl/g. Polyethylene terephthalate pellets are produced having a color deviation of approximately 2.5 or less from the re-polymerized 100 percent post-consumer polyethylene terephthalate flakes as raw material for formation of polyethylene terephthalate products. When compared to available rPET bottles, CIELAB color values show indiscernible color differences with the high quality rPET produced. Consequently, the high-quality rPET pellets produced are capable manufacturing PET bottles with 100% PCR content and a high number of repeated recycling cycles.

Abstract: Compositions, articles, and methods related to hydrogen gas sensors are generally described.

Abstract: Methods and compositions for performing a wellbore operation in a subterranean formation. An example method introduces a resin-based material into a wellbore. The resin-based material is a resin and a boron nitride nanotube structure comprising a boron nitride nanotube having a hexagonal boron nitride structure epitaxial to the boron nitride nanotube. The example method performs the wellbore operation in the wellbore with the resin-based material.

Abstract: Provided is a powder having a high transmittance that is suitable as a filler for optical materials and resins for which transparency is demanded. The powder of the present invention includes crystalline plate-shaped titanium phosphate particles, in which a ratio of particles having a particle diameter of 0.52 ?m or more to 0.87 ?m or less is 7.0% by mass or less.

Abstract: The present invention relates to a plastic resin composite comprising metal oxide nanorods and a preparation method therefor. The plastic resin composite comprising metal oxide nanorods according to the present invention is light in weight and has excellent mechanical strength by comprising: a fiber composite, which includes fibers and metal nanorods formed on the surface of the fibers; and a plastic resin combined with the fiber composite via interlocking.

Abstract: Provided is a display device that makes a desired pattern or the like visible in the non-display state and is capable of displaying a display image without allowing perception of the complementary color of the color of the pattern or the like. The display device includes: a dot matrix display panel; and a design layer disposed in front of a front surface side of the display panel. The design layer includes a design part that includes a binder resin and light-reflective colored particles dispersed in the binder resin. The light-reflective colored particles reflect light having a specific wavelength while absorbing light having a wavelength other than the specific wavelength.

Abstract: Provided is a methacrylic resin composition containing a methacrylic resin and coated particles in which silica composite oxide particles are coated with silica. The methacrylic resin composition can improve the transparency and abrasion resistance of a molded body and more satisfactorily achieve a balance between the transparency and the abrasion resistance.

Abstract: A non-fluorinated polymer processing aid composition comprises an organo-modified siloxane, a synergist, an antioxidant, and a carrier resin. The composition may be useful for improving polymer processing during film production by reducing sharkskin and die buildup.

Abstract: Provided are certain poly(vinyl acetal) compositions useful in safety glass construction. The compositions of the invention can be extruded into sheets and serve as interlayers between glass panels. In particular, the compositions comprise one or more solar additives and a divalent magnesium ion and at least 2 carboxylate groups wherein the corresponding carboxylic acids of the carboxylate groups each have a pKa of less than about 4.80. The respective magnesium salts used as adhesion control agents may be hydrates.

Abstract: Provided are: a liquid-crystal polymer composition capable of suppressing the production of particles when used as a member for a camera module and capable of reducing the kinetic coefficient of friction and the static coefficient of friction of the member; a molded liquid-crystal polymer body using the liquid-crystal polymer composition; and an electrical/electronic appliance with the molded liquid-crystal polymer body. The liquid-crystal polymer composition contains a liquid-crystal polymer (A), a fluorine-contained resin (B), and a reinforcing material (C), wherein a surface of the reinforcing material (C) is at least partly covered with a treated layer made of a hydrophobic surface treatment agent.

Abstract: Disclosed herein is a hydrogel composition that includes a crosslinked collagen polymer, a carboxymethyl cellulose derivative, an aqueous sodium chloride solution, a humectant, and an antimicrobial agent. The crosslinked collagen polymer has collagen, a hydrophilic polyether, and a dicarbamate group linking the collagen to the hydrophilic polyether. The carboxymethyl cellulose derivative is selected from the group consisting of carboxymethyl cellulose, an alkali metal salt of carboxymethyl cellulose, an ammonium salt of carboxymethyl cellulose, and combinations thereof. The humectant is selected from the group consisting of glycerin, propylene glycol, and a combination thereof. The antimicrobial agent is a combination of glycine betaine and polyhexamethylene biguanide hydrochloride.

Abstract: A rubber mixture includes natural rubber, butadiene rubber, styrene-butadiene rubber, synthetic polyisoprene or ethylene-propylene-diene rubber or a blend of two or more types of rubber, filler, crosslinking system and recycled rubber particles. The recycled rubber particles may be biotechnologically modified. The addition of the modified rubber particles can improve the physical properties of rubber mixtures and the lifetime of engine mounts or bushings. The biotechnical processing of the vulcanized rubber and the use of the high-quality modified rubber particles in new mixtures can distinctly reduce the amount of waste and the amount of CO2 emitted by virtue of the use of recyclate and can increase the proportion of recycled material in the product. The disclosure further provides for the use of rubber mixtures for industrial rubber products, such as engine mounts and bushings.

Abstract: A biodegradable tire includes an elastomeric matrix and a shape memory alloy scaffold integral with the matrix. The elastomeric matrix includes (by weight of the matrix) a flax seed material derived from 14% to 19%, a guayule-derived natural rubber from 55% to 65%, a metal oxide from 12% to 15%, a carbon-based filler from 9% to 12%, and one or both of an antioxidant and an antiozonant, each from 1.8% to 3.1%. Further, the tire is airless. In addition, the shape memory alloy scaffold comprises a Ni—Ti shape memory alloy, a Cu—Zn shape memory alloy, or a combination thereof.

Abstract: An object is to provide a steel cord coating rubber composition that provides excellent workability and excellent peel resistance under heat aging conditions. The steel cord coating rubber composition includes, per 100 parts by mass of a diene-based rubber, 1 to 5 parts by mass of 1,6-hexamethylenediamine-sodium dithiosulfate dihydrate and 0.1 to 1 part by mass of 1,3,5-triazine-2,4,6-trithiol, and the content ratio between 1,6-hexamethylenediamine-sodium dithiosulfate dihydrate and 1,3,5-triazine-2,4,6-trithiol (1,6-hexamethylenediamine-sodium dithiosulfate dihydrate/1,3,5-triazine-2,4,6-trithiol) on a mass basis is 1.6 or more.

Abstract: Disclosed are a binder for a secondary battery anode including styrene-butadiene-based rubber with a core-shell structure and nitrile-butadiene-based rubber with a gel content of 15% or more, wherein a weight ratio of the styrene-butadiene-based rubber and the nitrile-butadiene-based rubber is 65:35 to 99:1, an anode mixture for a secondary battery, and an anode and a secondary battery including the same.

Abstract: A rubber composition that has excellent viscoelastic properties and abrasion resistance while preventing aging over time, and thus is capable of being used for a long time, and a method for preparing the same is described herein.

Abstract: A resin composition, containing: an elastomer; a (meth)acrylic compound; and a thermal polymerization initiator. A cured product of the resin composition. A laminate having: a base material film; and a transparent resin layer disposed on the base material film, in which the transparent resin layer contains the resin composition or the cured product. A transparent antenna 110, having: a transparent base material 110a; and a mesh-shaped conductive member 110b disposed on the transparent base material 110a, in which the transparent base material 110a contains the cured product. An image display device 100 has the transparent antenna 110.

Abstract: Provided is a material suitable for producing a glass fiber-reinforced molded body with reduced generation of white haze while reducing the amount of a dispersing agent to be used. A glass fiber-reinforced propylene-based resin composition, including 10 to 50 parts by mass of glass fibers; 50 to 90 parts by mass of a propylene-based resin (provided that the both in total is 100 parts by mass); 0.3 parts by mass or more of carbon black; and a polyolefin wax having an average particle size of 1 to 40 ?m in an amount such that a mass ratio of the polyolefin wax to the carbon black is 0.75 to 1.5.

Abstract: Disclosed is a composition containing an olefin-based polymer A and a polymer B, in which the polymer B is a poly (3-hydroxyalkanoate)-based polymer having a melting point of 150° C. or higher, and a content of the polymer A is 51 to 99.9 parts by mass and a content of the polymer B is 0.1 to 49 parts by mass per 100 parts by mass of a total of the polymer A and the polymer B.

Abstract: A polymer composition made from or containing: A) from 70 wt % to 95 wt % of a propylene-based polymer composition made from or containing: a) from 15 wt % to 35 wt % of a copolymer of propylene and 1-hexene containing from 6.2 to 8.5% by weight, of 1-hexene derived units; b) from 15 wt % to 35 wt % of a copolymer of propylene and 1-hexene containing from 10.4 wt % to 14.5 wt %, of 1-hexene derived units; and c) from 38 wt % to 68 wt % of a propylene ethylene copolymer, wherein the sum of the amount of a), b), and c) being 100; and B) from 5.0 wt % to 30.0 wt % of a copolymer of 1-butene and ethylene containing from 3.0 wt % to 4.2 wt % of ethylene derived units; wherein the sum of the amounts of A) and B) being 100 wt %.