Abstract: Provided is a method of preparing a superabsorbent polymer. In the method of preparing the superabsorbent polymer according to the present disclosure, a polymer resulting from polymerization of ethylene-based unsaturated monomers is subjected to a reassembling process by mixing with a compound of a particular Chemical Formula and water. According to the preparation method of the present disclosure, provided is a method of preparing a superabsorbent polymer having improved water holding capacity and a reduced content of residual monomers, thereby improving quality of final polymer products.

Abstract: A catalyst composition and a process for obtaining a colored olefin polymer are disclosed. The composition comprises a Ziegler-Natta catalyst and an additive component comprising a colorant. The catalyst composition enables a directly colored polymer to be prepared. The colored polymer has a homogeneous dispersion of the colorant in it and thus has no color defects.

Abstract: A thermoplastic resin composition for automotive interior components and a molded article using the same. The thermoplastic resin composition includes: a base resin comprising about 55 wt % to about 90 wt % of a polycarbonate resin and about 10 wt % to about 45 wt % of a vinyl cyanide compound-aromatic vinyl compound copolymer; about 5 parts by weight to about 30 parts by weight of an impact modifier; and about 1 part by weight to about 8 parts by weight of a matting agent, each based on about 100 parts by weight of the base resin. The impact modifier includes a first impact modifier which is a core-shell type acrylic rubber-modified graft copolymer, and a second impact modifier which is a core-shell type diene-acrylic rubber-modified graft copolymer.

Abstract: An epoxy resin composition comprising the following constituents [A], [B], and [C]: [A] an epoxy resin having a structure represented by a formula (1); in which a ring Z represents a condensed polycyclic aromatic hydrocarbon ring, R1 and R2 represent a substituent, R3 represents a hydrogen atom or a methyl group, k is an integer of 0 to 4, m is an integer of 0 or more, and n is an integer of 1 or more; [B] at least one resin selected from the group consisting of the following [Bx], [By] and [Bz]; [Bx] a bisphenol type epoxy resin; [By] an amine type epoxy resin; and [Bz] a thermoplastic resin; [C] a polyamine curing agent. Provided is an epoxy resin composition which provides a cured product having excellent heat resistance, toughness and elastic modulus.

Abstract: A film obtained by molding a methacrylic resin composition, the methacrylic resin composition comprises: a methacrylic resin having a triad syndiotacticity (rr) of not less than 50% and a weight average molecular weight of 80000 to 200000 and comprising not less than 92% by mass of a structural unit derived from methyl methacrylate, and a polycarbonate resin having a melt volume-flow rate of 130 to 250 cm3/20 min at 300° C. and 1.2 Kg, in which a mass ratio of the methacrylic resin to the polycarbonate resin is 91/9 to 99/1, and the total content of the methacrylic resin and the polycarbonate resin is 80 to 100% by mass. The film is layered to at least one surface of a polarizer to give a polarizing plate.

Abstract: The invention relates to metallic effect pigments with coating, comprising a platelet-shaped substrate, where the coating comprises at least one hybrid inorganic/organic layer, the hybrid layer having at least partly an inorganic network that has one or more inorganic oxide components, and having at least one organic component, the organic component being at least partly an organic oligomer and/or polymer which is covalently bonded at least partly to the inorganic network via one or more organic network formers. The invention further relates to a method of producing these metallic effect pigments, and to their use.

Abstract: The invention is directed to systems and methods of removing particulate matter from a fluid, comprising: pre-activating the particulate matter to form a pre-activated particulate matter; providing an activating material capable of being affixed to the pre-activated particulate matter; affixing the activating material to the pre-activated particulate matter to form an activated particle; providing an anchor particle and providing a tethering material capable of being affixed to the anchoring particle; and attaching the tethering material to the anchor particle and the activated particle to form a removable complex in the fluid that comprises the particulate matter, wherein the particulate matter is derived from a mining operation.

Abstract: The present invention relates to a valve member for a dispenser valve for foam products, and in particular for a dispenser valve for polyurethane foam container, comprising a valve member that is moveable relative to a sealing. It also relates to such a dispenser valve and to a foam container. In order to provide alternative materials for valve members, it is proposed according to the invention that the valve member is made of plastic material filled with basalt particles in an amount between 1% and 60% by weight. It has been surprisingly found that valve members made of plastic filled with basalt particles in these amounts show improved properties, such as strength and abrasion rates, compared to non-filled plastics and compared to glass-filled plastics.

Abstract: The present invention relates to a Reinforced Form Stable Phase Change Material (RFSPCM) and product thereof. Reinforcement with chemically treated fibers, of polymer in Phase Change Material (PCM) matrix gives a uniform blend of a stable form. This Reinforced Form Stable Phase Change Material (RFSPCM) according to present invention is nontoxic in nature, flexible, has high latent heat and high tensile or tearing strength both above and below the melting point of Phase Change Material (PCM). Further, the composition is so stable that it can easily be heated and cooled without leaking out its Phase Change Material (PCM). The present invention provides a simple Phase Change Material (PCM) product for user for providing stored heat that has improved safety and handling ability.

Abstract: An automotive injection-molded product includes natural pellets and masterbatches that color the natural pellets. In the automotive injection-molded product, a color difference between a high concentration portion and a low concentration portion of the masterbatches with respect to the natural pellets in a flat plate is not more than 6.5.

Abstract: An aqueous carbon black millbase, an aqueous carbon black liquid coating, and a method of making the millbase and liquid coating are provided. The carbon blacks are modified carbon blacks that are engineered to be able to be stirred into an aqueous vehicle without high energy milling of the carbon black. The modified carbon blacks include low organic treatment levels and the millbase and liquid coating do not require large quantities of dispersant. The resulting coatings exhibit excellent viscosity, color, hiding power and stability.

Abstract: A thermoplastic polyurethane composition includes a thermoplastic polyurethane (TPU) and a polyoxymethylene. The thermoplastic polyurethane composition comprises 50 to 95 parts by weight of the TPU and 5 to 50 parts by weight of the polyoxymethylene, per 100 parts by weight of the thermoplastic polyurethane composition. The thermoplastic polyurethane composition has an Izod notched impact of greater than 0.5 fflb/in at ?40° C. as determined by ASTM D256 10, Method A, and an elastic modulus of greater than 700 psi at 130° C. as determined by ASTM D412. A fluid transfer tube is formed from the thermoplastic polyurethane composition.

Abstract: The invention relates to platelet-shaped pearlescent pigments that are coated with at least one mixed inorganic/organic layer for improving their application properties, and of these, particularly their mechanical properties, and to methods for the production thereof and to the use thereof. The said mixed inorganic/organic layer comprises at least one at least partially crosslinked inorganic metal-oxide component and an organic component. The organic component is at least one organic oligomer and/or polymer, which is covalently bonded, at least in part, to the inorganic network via network formers, wherein the coating comprises at least one mixed inorganic/organic layer, which mixed mixed layer comprises, at least in part, an inorganic network having one or more inorganic oxide component(s) and at least one organic component, the organic component being, at least in part, an organic oligomer and/or polymer covalently bonded, at least in part, to the inorganic network via one or more organic network formers.

Abstract: The present invention relates to surface-mineralized organic fibers comprising organic fibers having a length in the millimeter range, the surface of which is at least partially coated with finely divided alkaline earth carbonate nanoparticles by means of binders based on copolymers comprising as monomers one or more dicarboxylic acids and one or more monomers from the group of diamines, triamines, dialkanolamines or trialkanolamines and epichlorohydrin, a method for producing such surface-mineralized organic fibers, aqueous slurries thereof, their use in papermaking, in surface finishing of paper, plastic, cement and clay surfaces, in paints and varnishes and the use of the inventive binders for coating the organic fibers with nano alkaline earth carbonates.

Abstract: Cured flexible sealant may be removed from a substrate if the cured flexible sealant includes within its volume a susceptor such as metal susceptor particles. Removal proceeds by exposing the sealant with the susceptor to radio-frequency radiation sufficient to cause dielectric heating in the susceptor. The consequent heating in the cured sealant reduces the bond strength of the cured sealant. The reduced bond-strength sealant may be removed by physical methods, such as scraping etc., much more easily than the original (unexposed) cured sealant. Also disclosed are sealant compositions with susceptor, susceptor tools to introduce susceptor into cured sealant, and handheld radio-frequency heaters to apply radio-frequency radiation to cured sealant.

Abstract: The present invention relates to a modified computer silicon rubber protection shell and its manufacturing methods, comprising: 100 to 120 parts of polycarbonate, 10 to 12 parts of anion-carried capsule mesoporous silica microsphere, 10 to 12 parts of sodium polyacrylate, 20 to 30 parts of modified tackifying resin micro powder, 10 to 12 parts of colored gel, 6 to 8 parts of silicon nitride micro powder, 5.5 to 6.5 parts of fiberglass, 5 to 7 parts of nano-biomass silica hydrated micro powder, 2.8 to 4.8 parts of sodium succinate, 20 to 30 parts of organic super-dissolving silica gel micro powder in which the weight percentage of nano platinum contained is 15%, 20 to 30 parts of 50-degrees-hardness methylvinyl silicon rubber, and the right amount of deionized water.

Abstract: The present disclosure relates to a method of forming microcapsules. The method may include combining an active agent in a first solvent S1 and forming a dispersed phase of the active agent in the first solvent, wherein the dispersed phase of active agent has a surface. A reactant may be added to the first solvent, wherein the reactant reacts with the surface of the active agent dispersed phase and encapsulates the active agent wherein at least a portion of the active agent remains unreacted.

Abstract: Provided is a polycarbonate-based resin composition, including, with respect to 100 parts by mass of (A) a resin mixture formed of 30 to 100 mass % of a polycarbonate-polyorganosiloxane copolymer (A-1) having a structural unit represented by the general formula (I) and a structural unit represented by the general formula (II), and having an average number of repetitions n of an organosiloxane constituent unit in the general formula (II) of 50 to 500, and 0 to 70 mass % of an aromatic polycarbonate (A-2) except the copolymer (A-1), 1 to 5.5 parts by mass of (B) a polyorganosiloxane-acrylic composite rubber, the composition having a viscosity-average molecular weight of 17,000 to 23,000. Also provided is a molded article thereof.

Abstract: A pigment grind dispersion contains non-adsorbed titanium dioxide particles dispersed in an aqueous emulsion containing a mixture of (a) water-insoluble film-forming first polymer particles that adsorb to titanium dioxide particles, the first polymer particle amount in the emulsion being less than the saturation level of adsorption when another polymer is not present, (b) water-insoluble film-forming second polymer particles that do not by themselves form composite particles with titanium dioxide particles, the second polymer particle amount in the emulsion being sufficient to inhibit or interfere with adsorption of the first polymer particles to titanium dioxide particles, and (c) extender particles. The pigment grind dispersion has a titanium dioxide pigment volume concentration of about 25 to about 50 and a titania composite ratio of about 32 to about 60.

Abstract: A high surface finish, thermally stable, multilayer slurry-based overlay system suitable for use in a severe thermal environment is disclosed. The disclosed embodiments include a basecoat layer formed from a slurry comprising ceramic pigment filled phosphate-based binder, a second layer formed from a slurry comprising metal oxide pigment or ceramic oxide pigment filled phosphate-based binder, and an optional seal coat layer formed from a phosphate-based binder substantially free of pigments.

Abstract: The present invention relates to a stable aqueous dispersion of multiphase amphoteric polymer particles comprising a crosslinked polymer phase comprising structural units of a phosphorus acid monomer, a carboxylic acid monomer, a multiethylenically unsaturated monomer, and an ethylenically unsaturated nonionic monomer; and a second polymer phase comprising a carboxylic acid monomer and an ethylenically unsaturated nonionic monomer. The present invention also relates to composites of the particles and pigment particles such as TiO2. The composition is useful for preparing dried coatings with improved hiding.

Abstract: Titanium dioxide may be more efficiently used in a coating composition containing a composite pigment particle-forming polymer if during composite formation, the polymer is initially present in a low concentration and the titanium dioxide particles and newly-formed composite particles are dispersed in a waterborne emulsion polymer that does not form such a composite. A pigment grind dispersion of titanium dioxide pigment-polymer composite particles may be made by mixing titanium dioxide particles with the waterborne emulsion polymer. The composite-forming polymer is then added to the waterborne emulsion polymer, or is added independently and concurrently with the titanium dioxide particles. The resulting titanium dioxide pigment-polymer composite particles provide improved coating composition opacity compared to a coating composition that does not contain such composite particles.

Abstract: The present invention is directed to a crosslinked or non-crosslinked polymer particle, wherein the crosslinked polymer particle comprises a copolymer of poly(alkylene glycol-graft-acrylate) that is crosslinked by at least one hydrolysable monomer or crosslinking agent. The present invention is also directed to a polymer particle comprising a crosslinked polymer particle that is a product of starting materials comprising (a) a hydrophilic monomer, (b) a hydrophobic monomer, and (c) a hydrolysable crosslinking agent (the crosslinking agent may be absent in the case of non-crosslinked particles). The present invention is still further directed to a polymer particle comprising a crosslinked copolymer, where the crosslinked copolymer includes structures represented by Formulas (I), (II), and (III), as defined in the specification. Other embodiments of the present invention also include methods of manufacturing polymer particles.

Abstract: A pigment grind dispersion of titanium dioxide pigment-polymer composite particles is made by mixing titanium dioxide particles with an aqueous emulsion containing (i) less than a saturation level amount of water-insoluble film-forming first polymer particles that adsorb to the titanium dioxide particles, and (ii) an inhibiting or interfering amount of water-insoluble film-forming second polymer particles that do not adsorb to the titanium dioxide particles, wherein the pigment grind dispersion has a titanium dioxide pigment volume concentration of about 25 to about 50 and a titanic composite ratio of about 32 to about 60. The resulting titanium dioxide pigment-polymer composite particles can provide improved coating composition opacity compared to a coating composition that does not contain such composite particles, can employ reduced titanium dioxide amounts and less than a saturation level of the first polymer, and can provide improved storage stability.

Abstract: Disclosed herein are self-healing systems that include corrosion inhibitors and self-healing materials that are capable of repairing themselves without any external intervention when they are damaged. The self-healing materials and corrosion inhibitors may be microencapsulated, and damage to a matrix containing the microcapsules may rupture the microcapsules and cause the self-healing materials and corrosion inhibitors to be released into the site of damage. The self-healing materials then may polymerize and restore the functional capabilities of the matrix, and the corrosion inhibitors may work in concert with the self healing materials to prevent corrosion at the site of damage.

Abstract: The present invention relates to the technical field of treated mineral filler products. The invention further relates to a process for preparing such treated mineral filler products, and to its preferred use in the field of plastic applications, and in particular polypropylene (PP)- or polyethylene (PE)-based breathable or extrusion coating film applications.

Abstract: To provide an electric cable that can satisfy flame retardancy and battery fluid resistance in the CHFUS region provided in ISO 6722 and also satisfy low-temperature resistance, wear resistance, and peelability by using a halogen-containing flame retardant. An electric cable in which a coat layer is formed of a non-crosslinked resin composition that includes (A) 40 to 84 parts by mass of a polypropylene homopolymer, (B) 1 to 10 parts by mass of a polypropylene-based modified resin, (C) 10 to 30 parts by mass of a polyolefin-based copolymer, and (D) 5 to 20 parts by mass of an olefin-based elastomer and further includes 1 to 45 parts by mass of a metal hydroxide and 10 to 80 parts by mass of a halogen-containing flame retardant based on 100 parts by mass of the resins (A), (B), (C), and (D) in total.

Abstract: This disclosure provides sunscreen products that contain metal oxide powders having discrete size distributions. Metal oxide powders include, for example, zinc oxide and titanium dioxide. Sunscreen products made in accordance with the principles of this disclosure contain metal oxide powders having primary particle sizes of about 10-30 ran and about 50-200 nm.

Abstract: The present invention relates to a process for preparing a surface treated mineral filler product, and to its preferred use in the field of plastic applications, and in particular polypropylene (PP)- or polyethylene (PE)-based breathable or extrusion coating film applications.

Abstract: The present invention relates to a process for preparing a surface treated mineral filler product, and to its preferred use in the field of plastic applications, and in particular polypropylene (PP)- or polyethylene (PE)-based breathable or extrusion coating film applications.

Abstract: The invention relates to a method for preparing a silica/natural rubber masterbatch, comprising the following successive steps: doping the silica with an at least divalent metallic element; preparing at least one dispersion of the resulting doped silica in water; bringing a natural rubber field latex into contact with the aqueous doped-silica dispersion and mixing them together so as to obtain a coagulum; recovering the coagulum; and drying the recovered coagulum so as to obtain the masterbatch.

Abstract: Modified alkylphenol-aldehyde resins include one or more alkylamines, having preferably at least one primary amine type group as well as their use for improving the flow properties of motor fuels and hydrocarbon fuels, such as in particular jet fuel, gas oil, fuel oil domestic, heavy fuel oil.

Abstract: Carbon black includes primary particles having an average particle size of 15 to 40 nm, microprotrusions having an average length of 2 to 10 nm being formed on a surface of the primary particles. A method for producing carbon black includes introducing an oxygen-containing gas and fuel into a fuel combustion zone, mixing and combusting the oxygen-containing gas and the fuel to produce a high-temperature combusted gas stream, introducing a raw material hydrocarbon in a first stage of a raw material introduction zone and introducing the raw material hydrocarbon and an oxygen-containing gas in a second stage of the raw material introduction zone while introducing the high-temperature combusted gas stream into the raw material introduction zone to produce a carbon black-containing gas which is introduced into a reaction termination zone while spraying a coolant.

Abstract: The present invention relates to a process for preparing a surface treated mineral filler product, and to its preferred use in the field of plastic applications, and in particular polypropylene (PP)- or polyethylene (PE)-based breathable or extrusion coating film applications.

Abstract: Formulations of easily dispersible (ED) pigments comprising a combination of a carboxylic acid polymer and a non-ionic alkoxylated surfactant are disclosed. The combination is used in the formulation of a plurality of pigments. The formulations are suitable for mixing with a base medium at the point-of-sale (PoS) or by the end user.

Abstract: A thermoplastic elastomer (TPE) composition is provided which contains a blend of a hydrogenated styrenic block copolymer (SBC) having a number average molecular weight (Mn) greater than about 200,000 Daltons (Da), a polypropylene, a mineral oil, and at least one filler. The composition has a hardness less than about 80 Shore A and is resealable. An article produced from such a TPE composition reseals itself so as to exhibit no leakage after puncture. A method for preventing leakage in an elastomeric article involves providing an elastomeric article formed from the TPE composition, puncturing the elastomeric article by inserting a sharp object, and removing the sharp object; the article reseals itself such that no leakage occurs from the punctured article after removal of the sharp object.

Abstract: A development of a polyolefin-based composition for manufacturing halogen-free, flame retardant, low smoke emission, thermoplastic insulations for use in electrical conductor cables, applied as insulation, that can be processed at high speed in the equipment used for its application. The composition being a mixture of at least two polyolefin-based polymer resins, which are a first soft and flexible resin and a second and heat-resistance provider resin; at least one compatibilizing and coupling agent; at least one flame retardant; at least one antioxidant; at least one lubricant and optionally at least one nanometric clay.

Abstract: A process for producing a natural rubber nanocomposite containing exfoliated organically modified montmorillonite and maleic anhydride grafted elastomer in a dispersion of natural rubber and reinforcing filler/inert filler wherein the cured nanocomposite has improved mechanical properties compared to conventional rubber compound containing a mixture of the reinforcing filler, carbon black and the inert filler, CaCO3.

Abstract: Dispersibility of an alkaline earth metal carbonate micropowder in a polymer resin or in an organic solvent is improved by treating the surface of the alkaline earth metal micropowder with a surfactant having hydrophilic groups and hydrophobic groups and groups that form anions in water.

Abstract: A process for producing a rubber composition which includes mixing a silica and a sulfur-containing organic silicon compound represented by general formula (1): or the general formula (2): under a temperature of 130° to 180° C. to produce a surface-treated silica; and combining the surface-treated silica with a rubber component.

Abstract: The present invention relates to a process for preparing hydromagnesite in an aqueous environment. The invention further relates to such hydromagnesite having a specific platy-like morphology in combination with a specific average particle size and to their use as minerals, fillers and pigments in the paper, paint, rubber and plastics industries and to the use as flame-retardant.

Abstract: Provided is a surface treated calcium carbonate filler for resins, which comprises calcium carbonate particles, the surface of which has been treated with at least one surface active agent (A) selected from the group consisting of saturated fatty acids, unsaturated fatty acids, alicyclic carboxylic acids, resin acids, and salts thereof and with at least one compound (B) having the ability to chelate alkaline earth metals, the compound (B) being selected from the group consisting of phosphonic acids, polycarboxylic acids, and salts thereof. The surface treated calcium carbonate filler for resins of the present invention deteriorates little with time, has satisfactory dispersibility in resins, and can give a sheet or film which has a satisfactory balance among durability, weatherability, strength, and thermal stability, and is useful as a battery separator or a light reflector.

Abstract: Methods are disclosed for synthesizing nanocomposite materials including ferromagnetic nanoparticles with polymer shells formed by controlled surface polymerization. The polymer shells prevent the nanoparticles from forming agglomerates and preserve the size dispersion of the nanoparticles. The nanocomposite particles can be further networked in suitable polymer hosts to tune mechanical, optical, and thermal properties of the final composite polymer system. An exemplary method includes forming a polymer shell on a nanoparticle surface by adding molecules of at least one monomer and optionally of at least one tethering agent to the nanoparticles, and then exposing to electromagnetic radiation at a wavelength selected to induce bonding between the nanoparticle and the molecules, to form a polymer shell bonded to the particle and optionally to a polymer host matrix. The nanocomposite materials can be used in various magneto-optic applications.

Abstract: A weatherable, flame-resistant thermoplastic vulcanizate composition comprising a thermoplastic matrix; and dispersed within said matrix, an at least partially cured rubber, a flame retardant, and carbon black.

Abstract: The invention relates to metallic effect pigments with coating, comprising a platelet-shaped substrate, where the coating comprises at least one hybrid inorganic/organic layer, the hybrid layer having at least partly an inorganic network that has one or more inorganic oxide components, and having at least one organic component, the organic component being at least partly an organic oligomer and/or polymer which is covalently bonded at least partly to the inorganic network via one or more organic network formers. The invention further relates to a method of producing these metallic effect pigments, and to their use.

Abstract: Disclosed are methods for making aqueous dispersions of polymer-enclosed particles, such as nanoparticles, polymerizable polymers useful in such a method, and cationic electrodepositable compositions comprising such aqueous dispersions.

Abstract: The present invention relates to pigment granules which are distinguished by the fact that they are based on a support material, where the support material is coated with one or more flake-form effect pigments by means of an adhesion promoter. The pigment granules according to the invention are preferably used for the pigmentation of application media, in particular paints, plasters, lacquers, powder coatings and plastics, and in particular as scatter and effect granules, for example for the decoration of wallcoverings.

Abstract: Thermally conductive polymer compositions comprising polymer, highly moisture resistant magnesium oxide, and filler having higher aspect ratio than 5. The compositions are particularly useful for metal/polymer hybrid parts.

Abstract: The invention relates to platelet-shaped pearlescent pigments that are coated with at least one mixed inorganic/organic layer for improving their application properties, and of these, particularly their mechanical properties, and to methods for the production thereof and to the use thereof. The said mixed inorganic/organic layer comprises at least one at least partially crosslinked inorganic metal-oxide component and an organic component. The organic component is at least one organic oligomer and/or polymer, which is covalently bonded, at least in part, to the inorganic network via network formers, wherein the coating comprises at least one mixed inorganic/organic layer, which mixed layer comprises, at least in part, an inorganic network having one or more inorganic oxide component(s) and at least one organic component, the organic component being, at least in part, an organic oligomer and/or polymer covalently bonded, at least in part, to the inorganic network via one or more organic network formers.

Abstract: The invention relates to the use of pigments coated in an acid-resistant manner in PVC synthetic material. Acid-soluble pigments are provided with a coating of an organic compound that melts at a temperature of T>200° C., and as a result the otherwise acid-soluble pigments are still protected from HCl vapor even at PVC processing temperatures of between 180° C. and 200° C.