Abstract: A nanocrystal capable of light emission includes a nanoparticle having photoluminescence having quantum yields of greater than 30%.

Abstract: Water-dispersible nanoparticles are prepared by applying a coating of a amphipathic dispersant to the surface of a hydrophobic nanoparticle comprised of a semiconductive or metallic material. The amphipathic dispersant is typically polymeric. Preferred polymeric dispersants are comprised of (1) a hydrophobic backbone with hydrophilic branches, (2) a hydrophilic backbone with hydrophobic branches, or (3) a backbone that may be either hydrophobic or hydrophilic, and substituted with both hydrophilic and hydrophobic branches. Monodisperse populations of water-dispersible nanoparticles are also provided, as are conjugates of the water-dispersible nanoparticles with affinity molecules such as peptides, oligonucleotides, and the like.

Abstract: Methods of producing silicon carbide fibers. The method comprises reacting a continuous carbon fiber material and a silicon-containing gas in a reaction chamber at a temperature ranging from approximately 1500° C. to approximately 2000° C. A partial pressure of oxygen in the reaction chamber is maintained at less than approximately 1.01×102 Pascal to produce continuous alpha silicon carbide fibers. Continuous alpha silicon carbide fibers and articles formed from the continuous alpha silicon carbide fibers are also disclosed.

Abstract: A continuous process wherein polymers or polymeric materials can be subjected to multiple sequential processing systems of differing temperatures and process conditions to synergistically enhance the pelletization and conditioning of those polymers and polymeric formulations, dispersions, and solutions. The multiple sequential processing systems include the processes and equipment for mixing/extrusion, pelletization, multiple transportation processes, conditioning, multiple defluidizing processes, and optional post-processing manipulations of pellets formed. Multiple serial and/or parallel conditioning processing systems are disclosed.

Abstract: Superoleophilic particles and surfaces and methods of making the same are described. The superoleophilic particles can include porous particles having a hydrophobic coating layer deposited thereon. The coated porous particles are characterized by particle sizes ranging from at least 100 nm to about 10 ?m and a plurality of nanopores. Some of the nanopores provide flow through porosity. The superoleophilic particles also include oil pinned within the nanopores of the porous particles The plurality of porous particles can include (i) particles including a plurality of spaced apart nanostructured features comprising a contiguous, protrusive material, (ii) diatomaceous earth particles, or (iii) both. The surfaces can include the superoleophilic particles coupled to the surface.

Abstract: Process for producing organoamine-stabilized silver nanoparticles with a molar ratio of silver salt to organoamine of about 1:4 to about 1:10 are disclosed. The process includes: forming a solution including an organic solvent and a first amount of organoamine; adding silver salt particles to the solution; adding a second amount of organoamine to the solution; adding a hydrazine to the solution; and reacting the solution to form an organoamine-stabilized silver nanoparticles.

Abstract: Provided are porogen compositions and methods of using such porogen compositions in the manufacture of porous materials, for example, porous silicone elastomers. The porogens generally include comprising a core material and shell material different from the core material. The porogens can be used to form a scaffold for making a resulting porous elastomer when the scaffold is removed.

Abstract: Aerogel particles having a mean particle size less than 1 micron, products containing the same, processes of making the same, and uses thereof are described. A process of making the particle is also described wherein starting aerogel particles are homogenized or wet milled. The starting aerogel particles can be surface treated during the milling process to prevent agglomeration or aggregation. The aerogel particles can be used in a variety of products and applications.

Abstract: A device for coating powdery material with at least one liquid additive, said device including a conveying device which contains a conveyor line which transports the powdery material, in addition to an introduction device for introducing the liquid additive onto the conveyor line comprising the powdery material, also including a cleaning device for cleaning the introduction device. Said introduction device includes a supply line and at least two nozzles, said liquid additive can be introduced onto the conveyor line and added to the powdery material by means of at least one nozzle. Also disclosed are a method for coating powdery material with at least one liquid additive and the use of a device for coating powdery material with at least one liquid additive.

Abstract: This invention is directed to a process for making solid, typically particulate, water-swellable material comprising coated water-swellable, preferably hydrogel-forming polymers, which are coated with a coating agent, which is such that it does not rupture when the polymers swell in a liquid, e.g., water or saline water. Hereto, the coating agent is extensible in wet state and comprises thereto a wet-extensible material that has a tensile stress at break in the wet state of at least 1 MPa. Typically, the coating agent comprises thereto an elastomeric polymeric material. The invention also relates to solid (particulate) water-swellable material obtainable by the process of the invention.

Abstract: Provided are silicone microparticles including 100 parts by mass of silicone elastomer spherical microparticles having a volume average particle diameter within a range from 0.1 to 100 ?m, and 0.5 to 25 parts by mass of a polyorganosilsesquioxane that coats the surface of the silicone elastomer spherical microparticles, in which the silicone elastomer is capable of absorbing not less than 200 parts by mass of a polymethylsiloxane having a viscosity at 25° C. of not more than 10 mm2/s per 100 parts by mass of the silicone elastomer. These silicone microparticles are capable of absorbing a large amount of the above types of polymethylsiloxanes, which represent low-viscosity silicones, and can therefore suppress the greasiness, stickiness, and oily film feeling of cosmetic materials containing this type of polymethylsiloxane.

Abstract: Titanium dioxide particles are coated first with an interstitial coating and then with silicon dioxide or alumina. The coatings are suitably applied via an atomic layer deposition process. The interstitial coating preserves the bright white coloration of the particles after they are coated. The particles therefore can be used as pigments and white fillers in polymers, paints, paper and other applications.

Abstract: A device for coating powdery material with at least one liquid additive. Said device includes an introduction device which includes a supply line and at least two nozzles which can introduce the liquid additive onto the conveyor line and to the powdery material. Said outlet openings of the at least two nozzles are housed at a distance of between 0.5-10 m on the supply line. Also disclosed are a method for coating powdery material with at least one liquid additive and the use of a device for coating powdery material with at least one liquid additive.

Abstract: A process for manufacturing detergent particles comprising the steps of: a) forming a liquid surfactant blend comprising a major amount of surfactant and a minor amount of water, the surfactant part consisting of at least 51 wt % linear alkylbenzene sulfonate and at least one co-surfactant, the surfactant blend consisting of at most 20 wt % nonionic surfactant; b) drying the liquid surfactant blend of step (a) in an evaporator or drier to a moisture content of at most 2 wt % and cooling the output from the evaporator or dryer; c) feeding the cooled material, which output comprises at least 93 wt % surfactant blend with a major part of LAS, to an extruder, optionally along with less than 10 wt % of other materials such as perfume, fluorescer, and extruding the surfactant blend to form an extrudate while periodically cutting the extrudate to form hard detergent particles with a diameter across the extruder of greater than 2 mm and a thickness along the axis of the extruder of greater than 0.

Abstract: A fluororesin film, of which discoloration, a change in the visible light transmittance and a decrease in the mechanical strength can be suppressed for a long period of time even though it contains titanium oxide, the fluorescent film having a pigment dispersed in a fluororesin, which pigment are composite particles each comprising a particle containing titanium oxide, a first covering layer containing cerium oxide and a second covering layer containing silicon oxide in this order from the inside, wherein the amount of cerium oxide is from 5 to 30 parts by mass based on 100 parts by mass of titanium oxide, the amount of silicon oxide is from 5 to 60 parts by mass based on 100 parts by mass of titanium oxide, and the average particle size of the composite particles is from 0.15 to 3 ?M; and a process for its production.

Abstract: Foamed polyolefin resin beads having antistatic properties obtained by a process, which includes dispersing polyolefin resin beads into an aqueous medium, injecting a blowing agent, stirring and allowing the polyolefin resin beads to foam and expand. The polyolefin resin beads are composite resin beads comprising a core layer of a core layer polyolefin resin and a covering layer of a covering layer polyolefin resin.

Abstract: It is an object of the present invention to provide a coated conductive powder particularly useful as the conductive filler of an anisotropic conductive adhesive used for electrically interconnecting circuit boards, circuit parts, and the like, and a conductive adhesive that can provide connection with high electrical reliability even for the connection of the electrodes of miniaturized electronic parts, such as IC chips, and circuit boards. The coated conductive powder of the present invention is a coated conductive powder obtained by coating the surfaces of conductive particles with an insulating substance, wherein the insulating substance is a powdery, thermally latent curing agent. Also, in the present invention, the particle surfaces of the coated conductive powder are further coated with insulating inorganic fine particles.

Abstract: A method of modifying a pigment that includes reacting a reactive compound having an X—[Y]n reactive group with a secondary compound N—S—ZM to form a substituted reactive intermediate [Y]a—X—(N—S—ZM)b. A pigment is reacted with the substituted reactive intermediate [Y]a—X—(N—S—ZM)b to attach the substituted reactive intermediate to the surface of the pigment to form a surface modified pigment. X may be a sulfonyl, phosphoryl, or 1,3,5-triazinyl group, Y may be a halogen leaving group, N may be a basic nucleophilic group, S may be an organic group, and ZM may be an ionizable end group. Also, n is an integer between 1 and 3, b is an integer between 1 and 3, and a=n?b. When n is equal to or greater than b, and if b is 2 or 3, each. N—S—ZM can be the same or different.

Abstract: A method of coating ultrahard abrasive particles having vitreophilic surfaces, or treated to render their surfaces vitreophilic, are coated with an oxide precursor material, which is then heat treated to dry and purify the coats. The heat treated, coated ultrahard abrasive particles are further treated to convert the coats to an oxide, nitride, carbide, oxynitride, oxycarbide, or carbonitride thereof, or an elemental form thereof, or a glass.

Abstract: A process for synthesizing particles of an oxide corresponding to a formula selected from: Li4Ti5O12; Li(4-?)Z?Ti5O12; and Li4Z?Ti(5-?)O12, said process including the steps of: a) preparing an intimately dispersed ternary mixture of TiOx—LiZY-carbon, wherein x is a number between 1 and 2, z is 1 or 2, Y is a radical chosen from the group consisting of CO3, OH, O and TiO3 or a mixture thereof, and the carbon is a carbon powder selected from the group consisting of natural or artificial graphite, carbon black, Shawinigan black, Ketjen black and cokes; b) heating the dispersion at a temperature of between 400 and 1,000° C.; and c) if appropriate, adding a source of at least one metal Z to the ternary mixture, wherein the operating conditions are chosen in such a way as to yield a conversion of the initial products respectively into Li4Ti5O12, Li(4-?)Z?Ti5O12, Li4Z?Ti(5-?)O12.

Abstract: A surface-modified adsorbent and a process for making a surface-modified adsorbent are provided. The process involves providing an adsorbent and a non-volatile organic compound to a vessel, adjusting the temperature and/or pressure to provide supercritical conditions for a supercritical fluid, and introducing the supercritical fluid into the vessel. The supercritical fluid dissolves the non-volatile organic compound, and impregnates the adsorbent with the non-volatile organic compound. The surface-modified adsorbent can be used, for example, in cut filler compositions, cigarette filters, and smoking articles. Methods for making cigarette filters, cigarettes and for smoking a cigarette comprising the surface-modified adsorbent are also provided. The surface-modified adsorbents can be used to remove one or more selected components from mainstream smoke, without removing other components, such as those that contribute to flavor.

Abstract: A method for the production of various morphologies of solid carbon product by reducing carbon oxides with a reducing agent in the presence of a catalyst. The carbon oxides are typically either carbon monoxide or carbon dioxide. The reducing agent is typically either a hydrocarbon gas or hydrogen. The desired morphology of the solid carbon product may be controlled by the specific catalysts, reaction conditions and optional additives used in the reduction reaction. The resulting solid carbon products have many commercial applications.

Abstract: A decomposable thin film comprising a plurality of polyelectrolyte layers of alternating charge, wherein decomposition of the thin film is characterized by degradation of at least a portion of the polyelectrolyte layers.

Abstract: Biopolymers that may be used in optical applications are provided. Suitable biopolymers include polylactic acid and polylactic acid blends. The polylactic acid may be used with a photocatalyst such as titonium dioxide in some embodiments. In other embodiments, the polylactic acid may incorporate decorative fused recycled particles. Generally, the biopolymer may be used in applications where optical characteristics and/or fire performance are desired.

Abstract: A proppant comprises a particle and a polyamide imide coating disposed on the particle. A method of forming the proppant comprises the steps of providing the particle, providing the polyamide imide coating, and coating the particle with the polyamide imide coating.

Abstract: The present application relates to delivery particles comprising benefit agents, and products comprising such delivery particles, as well as processes for making and using such delivery particles and products comprising such delivery particles. The process of making such particles does not unduly degrade the benefit agent and when such particles are employed in a product, they are stable, yet they release the desired amount of benefit agent when such product is used as intended.

Abstract: A nanocrystal capable of light emission includes a nanoparticle having photoluminescence having quantum yields of greater than 30%.

Abstract: A system for coating tablets and other small articles is provided. The system is comprised of an elongate housing containing a drum journalled for rotation about a horizontal axis. The drum has two open ends that receive and discharge a supply of tablets respectively. The drum is rotated about the axis by a drive means to tumble the tablets and advance the tablets through the drum. The system also includes a system for delivering a selected amount of coating to the tablets while they are being tumbled and a feeder for continually feeding tablets at a first end of the housing. The system employs a weir plate for maintaining a depth of tablets within the drum and for controlling the time that the tablets remain in the drum. The system has a tablet discharge region for receiving tablets for discharge.

Abstract: A method of forming a nano-particle array by convective assembly and a convective assembly apparatus for the same are provided. The method of forming nano-particle array comprises: coating a plurality of nano-particles by forming a coating layer; performing a first convective assembly by moving a first substrate facing, in parallel to and spaced apart from a second substrate at a desired distance such that a colloidal solution including the coated nano-particles is between the first and second substrate; and performing a second convective assembly for evaporating a solvent by locally heating a surface of the colloidal solution drawn when the first substrate is moved in parallel relative to the second substrate. The present invention provides the method of forming the nano-particle array where nano-particles having a particle size from a few to several tens of nanometers are uniformly arrayed on a large area substrate at a low cost, and the convective assembly apparatus for the same.

Abstract: This document describes a process and a device for applying fluids, specifically particle material, on an area to be coated, which is viewed in forward moving direction of the coater, that fluid is applied on the area to be coated and then a leveling element is run over the applied fluid, whereby the fluid is led from a metering system provided with an opening, which oscillates when applying the fluid. The opening shall be designed in such a way that when the metering system is at a standstill this is closed by forming an angle of repose of the fluid.

Abstract: The invention relates to a substrate, a method for spraying particulate solids onto a substrate and an apparatus for spraying particulate solids onto a substrate covered with a wet and/or adhesive synthetic resin layer, comprising a feed line having means for generating a gas pressure at its first end and a free opening at its second end, a reservoir for particulate solids, and a nozzle for generating a pressure differential, wherein the reservoir and the nozzle are inserted in the line in such a way that particulate solids are taken out of the reservoir into the line and swirled, and transported to the open end of the line, from which the particulate solids are ejected and sprayed onto the wet and/or adhesive synthetic resin layer, by the pressure differential generated by the nozzle in operation.

Abstract: A process for making a particulate material comprising mesoporous particles having granules of a metal containing species in at least some of the pores thereof, said process comprising: allowing a compound of the metal to enter pores of hydrophobic mesoporous particles, said compound being thermally decomposable at a decomposition temperature to form a metal containing species and said particles being substantially thermally stable at said decomposition temperature; and heating the hydrophobic mesoporous particles having the compound in the pores thereof to the decomposition temperature so as to decompose the compound and to form the mesoporous particles having granules of the metal containing species in at least some of the pores thereof.

Abstract: Described are lithium iron phosphate cathode materials for lithium secondary batteries and methods of preparation thereof. Better cathode materials may be produced by two carbon processes. The first carbon process comprises mixing lithium compounds, iron compounds, phosphorous compounds and a first carbon additive, and heating the mixture to a first temperature. The second carbon process comprises adding a second carbon additive to the to the product of the first carbon process and heating the mixture to a second temperature. The cathode material so produced exhibits superior electrical properties.

Abstract: An object of the invention is to modify the surface of a metal nanoparticle with a cyclic phenylazomethine having a multi-ion sensing capability, thereby making the sensing of multiple substances possible. The metal nanoparticles of the invention are characterized by being modified with a cyclic phenylazomethine compound having a structure represented by Chemical Formula 1.

Abstract: A process for producing a porous ceramic body comprises a) mixing a coated porogen with a silicate or an oxide ceramic precursor, wherein the porogen is decomposable to gaseous decomposition products and optionally solid products upon heating, and is coated with a coating agent; b) forming a green body from the mixture obtained in step (a); and c) firing the green body obtained in step (b) to obtain the ceramic body, whereby the porogen decomposes to form pores within the ceramic body and the coating agent is deposited at the inner surface of the pores. The porogen is coated with a coating agent which, upon firing, is deposited at the inner surface of the ceramic pores, so that porous ceramics having decreased weight and improved porosity are obtained, while maintaining at the same time good mechanical strength. A green body and a porous ceramic body obtainable with the above-mentioned process are described too.

Abstract: Superabsorbent polymer particles, coated with a block copolymer comprising at least four blocks being at least two hard blocks, one soft block and one hydrophilic block, wherein a the soft block is sandwiched between the hard blocks.

Abstract: A silver-coated ball 10 according to the present invention includes: a spherical core 1; and a coating layer 2 including silver superfine particles, which is arranged so as to surround the core 1. The silver superfine particles included in the coating layer 2 have a mean particle size of 1 nm to 50 nm.

Abstract: A copper particulate dispersion containing copper particulates coated with water-soluble polymers and hydroxycarboxylic acid; hydroxycarboxylic acid; and polyhydric alcohol and/or a polar solvent. The copper particulate dispersion is produced by adding hydroxycarboxylic acid such as malic acid, citric acid, and the like or a solution thereof into a dispersion containing a polar solvent and copper particulates coated with water-soluble polymers, and stirring the obtained dispersion so that part of water-soluble polymers are substituted by hydroxycarboxylic acid; discharging released water-soluble polymers from the dispersion by ultrafiltration; and subsequently adding hydroxycarboxylic acid, polyhydric alcohol and/or a polar solvent, into the dispersion.

Abstract: In one aspect, hollow nanoparticles are described herein. In some embodiments, a hollow nanoparticle comprises a metal shell and a cavity substantially defined by the shell, wherein the shell has a thickness greater than or equal to about 5 nm and the cavity has a curved surface. In another aspect, methods of making hollow nanoparticles are described herein. In some embodiments, a method of making hollow nanoparticles comprises forming a plurality of gas bubbles and forming a shell on the surface of at least one of the plurality of gas bubbles, wherein at least one of the gas bubbles is electrochemically generated. In another aspect, composite particles are described herein. In some embodiments, a composite particle comprises at least one nanoparticle and a polycrystalline metal shell substantially encapsulating at least one nanoparticle, wherein at least one surface of at least one nanoparticle is not in contact with the shell.

Abstract: A method for encapsulation of microparticles (e.g., fungal conidia), involving (i) suspending microparticles in an aqueous solution containing at least one sugar to form an aqueous suspension wherein the concentration of said sugar is about 0.1 to 10% w/v, and (ii) spray drying said aqueous suspension with a spray dryer, wherein the inlet temperature of said spray dryer is about 40° C. to about 140° C. and the outlet temperature of said spray dryer is about 20° C. to about 80° C.

Abstract: The present invention relates to proppants which can be used to prop open subterranean formation fractions. Proppant formulations are further disclosed which use one or more proppants of the present invention. Methods to prop open subterranean formation fractions are further disclosed. In addition, other uses for the proppants of the present invention are further disclosed, as well as methods of making the proppants.

Abstract: A packaged reactive material includes a reactive material that is configured to increase in size when exposed to a predetermined gas, and an inert coating material surrounding a surface of the reactive material. The inert coating material is configured to allow the predetermined gas to diffuse through to the reactive material and has an elongation that will not accommodate expansion of the reactive material at full saturation of the predetermined gas.

Abstract: A coating is adapted to be applied to a substrate for managing the flow of heat traveling through the substrate. The coating comprises an array of metal nano-particles held in a glassy matrix.

Abstract: A proppant comprises a particle and a polycarbodiimide coating disposed on the particle. The polycarbodiimide coating comprises the reaction product of a polymeric isocyanate and a monomeric isocyanate, in the presence of a catalyst. A method of forming the proppant comprises the steps of providing the particle, providing the polymeric isocyanate, providing the monomeric isocyanate, providing the catalyst, reacting the polymeric isocyanate and the monomeric isocyanate in the presence of the catalyst to form the polycarbodiimide coating, and coating the particle with the polycarbodiimide coating.

Abstract: Hydrophobic pyrogenic silica doped with potassium by means of aerosol is prepared by reacting a pyrogenic silica doped with potassium by means of aerosol with a surface-modifying agent. It can be used as a filler in silicone rubber.

Abstract: The present invention relates to a multiparticulate tablet with improved gastro-protection comprising at least a pharmaceutically active substance in the form of enteric coated particles, and a mixture of tableting excipients, wherein the said mixture of excipients comprising xylitol and/or maltitol, each in a directly compressible form, a disintegrating agent, a lubricant and at least one other diluent and the ratio of a) the xylitol and/or the maltitol to b) the other diluent(s) is less than 5/95 (weight/weight) and the result of the “test of integrity of the film” is greater than 95%, preferably greater than 97% and more preferably still greater than 99% and the result of the “release test” is greater than 90%, preferably greater than 95%. According to one embodiment of the invention, the active substance is omeprazole or esomeprazole. According to another embodiment the tablet is a disintegratable tablet, which disintegrate in the mouth with or without chewing.

Abstract: Binder for granular and/or fibrous substrates

Abstract: A process for the production of an n-butyric acid compound in microencapsulated form comprises the stages of:—providing a granular material based on the n-butyric acid compound, —mixing the granular material with a matrix having a content of long-chain C14-C22 saturated fatty acids of from 40% to 95%, and an amount of between 1% and 20% of a mineral agent in which an effective amount of calcium sulphate dihydrate is present, heating the mixture to a temperature higher than the melting temperature of the lipid component of the matrix, -—spraying the mixture into a cooling chamber having a temperature lower than the melting temperature of the lipid component of the matrix, so that the latter solidifies around the granular material, forming a covering thereof.

Abstract: A free standing film includes: i. a matrix layer having opposing surfaces, and ii. an array of nanorods, where the nanorods are oriented to pass through the matrix layer and protrude an average distance of at least 1 micrometer through one or both surfaces of the matrix layer. A method for preparing the free standing film includes (a) providing an array of nanorods on a substrate, optionally (b) infiltrating the array with a sacrificial layer, (c) infiltrating the array with a matrix layer, thereby producing an infiltrated array, optionally (d) removing the sacrificial layer without removing the matrix layer, when step (b) is present, and (e) removing the infiltrated array from the substrate to form the free standing film. The free standing film is useful as an optical filter, ACF, or TIM, depending on the type and density of nanorods selected.

Abstract: A method of producing nanoparticles comprises effecting conversion of a nanoparticle precursor composition to the material of the nanoparticles. The precursor composition comprises a first precursor species containing a first ion to be incorporated into the growing nanoparticles and a separate second precursor species containing a second ion to be incorporated into the growing nanoparticles. The conversion is effected in the presence of a molecular cluster compound under conditions permitting seeding and growth of the nanoparticles.