Abstract: The present invention relates to capped particle additives for use in lubricant compositions, to processes for producing the additives, and to the use of the additives in lubricants and in systems that are lubricated. When used in a lubricant to lubricate a metallic surface of a workpiece, the capped particle preferably adhere to the metallic surface of the workpiece.

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: Components, turbochargers, and methods of forming components are provided. In an embodiment, by way of example only, a method of forming a component is provided. The method includes applying a plurality of coated particles to a substrate, wherein each coated particle comprises a solid film lubricant particle and a layer surrounding an entire surface of the solid film lubricant particle, each solid film lubricant particle comprises at least one compound, and the layer comprises a coating material having a greater resistance to oxidation than the compound when subjected to a predetermined processing temperature and heating the substrate to the predetermined processing temperature to form a portion of a coating over the substrate.

Abstract: The present invention relates to a stable mixture comprising surface-modified particles which are obtained by reacting metal oxide or semimetal oxide particles with at least one compound selected from among silicon-comprising compounds bearing one, two or three alkoxy radicals and at least one solvent, at least one surface-active substance or a mixture thereof, the use of these particles in systems in which they are brought into contact with at least one solvent, where the mass ratio of solvent to modified particle is greater than 500, and also the use of these particles in agglomeration-deagglomeration cycles.

Abstract: Disclosed herein are anisotropic conductive particles contained in anisotropic conductive adhesive films which can be used in circuit board mounting applications. The conductive particles have a uniform shape, a narrow particle diameter distribution, and appropriate compressive de-formability and recoverability from deformation. In addition, the conductive particles exhibit enhanced conducting properties without being ruptured when interposed and compressed between connection substrates, thereby achieving a sufficient contact area between the particles and the connection substrates. Further disclosed are polymer-based particles used in the conductive particles.

Abstract: Surface-coated metal nanoparticles comprising: metal nanoparticles having an average particle diameter of 1 to 100 nm, and an organic coating film provided on a surface of each of the metal nanoparticles, wherein the organic coating film comprises a fatty acid having 8 or more carbon atoms and an aliphatic amine having 8 or more carbon atoms, and a molar ratio of the aliphatic amine to the fatty acid is aliphatic amine/fatty acid from 0.001/1 to 0.2/1.

Abstract: High compressibility iron powder that is suitably used for parts with excellent magnetic characteristics or high density sintered parts and that has good productivity is provided from pure iron powder which includes, as impurities in percent by mass, C: 0.005% or less, Si: more than 0.01% and 0.03% or less, Mn: 0.03% or more and 0.07% or less, P: 0.01% or less, S: 0.01% or less, O: 0.10% or less, and N: 0.001% or less, and whose particle includes four or less crystal grains on average and has a micro Vickers hardness (Hv) of 80 or less on average. The circularity of the iron powder is preferably 0.7 or more.

Abstract: To smoothly deliver a thermal energy required in an active site of a catalyst carried on a carrier. A method of manufacturing a catalyst carrier of the present invention includes the steps of: forming a mixed thin film in which at least metal and ceramics are mixed on a metal base, by spraying aerosol, with metal powders and ceramic powders mixed therein, on the metal base; and making the mixed thin film porous, by dissolving the metal of the mixed thin film into acid or alkaline solution to remove this metal.

Abstract: The present invention relates to organic acid- or latent organic acid-functionalized polymer-coated metal powders, such as metal powders used as appropriate in the formation of solder alloys, spheres and pastes.

Abstract: Triethylboron is a useful precursor for depositing films in an atomic layer deposition process. This precursor is useful for depositing boron containing films. Boron containing films are excellent lubricating coatings for zinc powders, improving their flow properties and simplifying powder handling. This makes the coated zinc powders especially useful for battery applications in which a zinc powder is used as an anode material.

Abstract: Stainless steel alloy composition. The stainless steel alloy composition includes rounded carbides and free chromium in a ferrite matrix. The rounded carbides have particle sizes under 5 microns. The rounded carbides include a first quantity of niobium-containing carbide and a second quantity of chromium carbide, and are substantially free of large, irregularly-shaped carbides.

Abstract: The invention relates to a process for the formation of pellets containing an ultra hard (superhard) core coated with an encapsulating material, the process including the process including the steps of utilising a shovel rotor in combination with a rotating pan and/or a fluidised bed apparatus in sequence. The invention teaches the steps of providing a source of superhard material, providing a mixture comprising an appropriate binder, a solvent or fluid medium and the intended coating or encapsulating layer, combining the superhard material and the mixture in a shovel rotor, rotating the rotor at an appropriate velocity such that the superhard material is encapsulated by the mixture to form pellets, introducing the pellets into a rotating vessel or fluidised bed granulating apparatus, and contacting the pellets with encapsulating material to form pellets of greater mass than the pellets introduced into the vessel.

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: A method of production of conductive particles able to suppress growth of the conductive particles at the firing stage, able to effectively prevent spheroidization and electrode disconnection, able to effectively suppress a drop in electrostatic capacity, and able to efficiently produce core particles covered by thin coating layers without abnormal segregation of the coating layer metal particularly even when the internal electrode layers are reduced in thickness. A method of producing conductive particles comprising cores 51 having nickel as their main ingredients and coating layers 52 covering their surroundings. A core powder, a water-soluble metal salt containing a metal or alloy forming the coating layers 52, and a surfactant (or water-soluble polymer compound) are mixed to deposite by reduction a metal or alloy for forming the coating layers 52 on the outer surfaces of the core powder.

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.

Abstract: The present invention relates to a method for coating primary particles with secondary particles using dual asymmetric centrifugal forces wherein, the primary particles comprise (a) at least one metal, or (b) at least one ceramic; the secondary particles comprise at least one metal or salt thereof; and wherein the secondary particles are more malleable than the primary particles.

Abstract: The present invention relates to additives for use in lubricant compositions to processes for producing the additives, and to the use of the additives in lubricants and in systems that are lubricated. More specifically, the additive includes a capped particle comprising: (i) one or more core particles wherein the core particle is an inorganic particle having a dimension less than about 5 ?m; and (ii) one or more multi-block copolymers attached to the inorganic particles, wherein the multi-block copolymer comprises a) at least one nonpolar polymer block; b) at least one first polar polymer block; and c) at least one second polar polymer block; wherein the nonpolar polymer block is interposed between the first polar polymer block and the second polar polymer block, the first polar polymer block is attached to the core particle, and at least a portion of the second polar polymer block is not attached to the core particle.

Abstract: The invention provides a method for imparting antiviral properties to a hydrophilic polymeric material comprising preparing a hydrophilic polymeric slurry, dispersing an ionic copper powder mixture containing cuprous oxide and cupric oxide in said slurry and then extruding or molding said slurry to form a hydrophilic polymeric material, wherein water-insoluble particles that release both Cu++ and Cu+ are directly and completely encapsulated within said hydrophilic polymeric material.

Abstract: A surface-modified, magnetic nanoparticle has one or more multi-dentate ligands bound to a surface of a magnetic nanoparticle. The one or more multi-dentate ligands are bound to the surface of the magnetic nanoparticle through one or more dithiocarbamate groups. The one or more multi-dentate ligands may be a compound of Formula II: R2NCH2[CH2NR?CH2]m[CH2N(CS2?)CH2]q[CH2NHCH2]rCH2NR?2 ??(II) where each R, R?, and R? are independently H, a branched ethyleneimine unit, an unsubstituted or substituted alkyl, an unsubstituted or substituted alkenyl, or an unsubstituted or substituted aryl; and n is an integer from 1 to about 50.

Abstract: An ink for forming CIGS photovoltaic cell active layers is disclosed along with methods for making the ink, methods for making the active layers and a solar cell made with the active layer. The ink contains a mixture of nanoparticles of elements of groups IB, IIIA and (optionally) VIA. The particles are in a desired particle size range of between about 1 nm and about 500 nm in diameter, where a majority of the mass of the particles comprises particles ranging in size from no more than about 40% above or below an average particle size or, if the average particle size is less than about 5 nanometers, from no more than about 2 nanometers above or below the average particle size. The use of such ink avoids the need to expose the material to an H2Se gas during the construction of a photovoltaic cell and allows more uniform melting during film annealing, more uniform intermixing of nanoparticles, and allows higher quality absorber films to be formed.

Abstract: Mechanical plating provides a new technique of manufacturing of certain materials containing multiple elements, including amalgams, and novel pellets containing multiple materials. Some embodiments provide new and versatile materials for dosing mercury, metals or other inorganic compounds into lamps. Some embodiments include materials comprising layers of metals or compounds built up on a substrate. One embodiment is a layer of zinc amalgam applied to a glass sphere. Also disclosed is an improved method of manufacture for such particles that will speed production, increase yields, lower costs and reduce exposure to mercury in the workplace.

Abstract: Metal powder (such as tin, titanium, or tungsten powder) is heated in a flowing stream of an inert gas, such as argon, containing a small abundance of oxygen at a temperature to produce metal vapor. The metal reacts with the oxygen to form and deposit one-dimensional nanostructures of oxygen-containing metal on the metal powder (in the case of Ti and W) or on a suitable nearby substrate in the case of the lower melting tin. The metal oxides are not necessarily stoichiometric compounds. Water may be introduced into the flowing inert gas to increase or control the oxygen content. Sulfur vapor or a carbon source may be introduced to dope the nanostructures with sulfur or carbon. Reaction conditions may be modified to vary the shapes of the one-dimensional nanostructures.

Abstract: A method for producing a white powder, which includes forming on a surface of a base particle a titanium oxide film and a metallic silver film contiguously one upon another in this order, wherein the base particle includes a magnetic material, and wherein said step of forming on the surface of the base particle the titanium oxide film includes dispersing the base particle in a buffer solution and adding a titanium salt aqueous solution while agitating the dispersion.

Abstract: Gas distribution units of fluidized bed reactors are configured to direct thermally decomposable compounds to the center portion of the reactor and away from the reactor wall to prevent deposition of material on the reactor wall and process for producing polycrystalline silicon product in a reactor that reduce the amount of silicon which deposits on the reactor wall.

Abstract: Techniques for making nanowires with a desired diameter are provided. The nanowires can be grown from catalytic nanoparticles, wherein the nanowires can have substantially same diameter as the catalytic nanoparticles. Since the size or the diameter of the catalytic nanoparticles can be controlled in production of the nanoparticles, the diameter of the nanowires can be subsequently controlled as well. The catalytic nanoparticles are melted and provided with a gaseous precursor of the nanowires. When supersaturation of the catalytic nanoparticles with the gaseous precursor is reached, the gaseous precursor starts to solidify and form nanowires. The nanowires are separate from each other and not bind with each other to form a plurality of nanowires having the substantially uniform diameter.

Abstract: A suspendable SERS nanotag. As used herein, a suspendable tag is one which remains suspended in a specific liquid, water for example, for a period of time. Thus, a suspendable tag does not sink to the bottom of a container of the liquid or float to the top of a container of the liquid within the selected time period. A suspendable SERS nanotag may include a metal core, for example, an Au core having a diameter of less than 90 nm. The suspendable SERS nanotag may also include a SERS active reporter molecule associated with the core and a silica containing encapsulant, encapsulating the core and reporter association.

Abstract: The present invention provides a conductive metal paste, available for fabrication of a metal fine particle sintered product layer, which has excellent adhesion to a surface of an underlying substrate such as a glass substrate and also has good conductivity. The conductive metal paste according to the present invention contains, per 100 parts by mass of the metal fine particles whose average particle size is 1 to 100 nm, 10 to 60 parts by mass in total of one or more compounds which are used in a coating molecular layer on a surface of a metal fine particle and which have a group capable of coordinate bonding to a metal element contained in the metal fine particles via a lone pair held by a nitrogen, oxygen, or sulfur atom, and also contains one or more metal compounds which are reduced by heating up to 250° C. or higher to be able to precipitate a metal atom such that a total amount of metals contained in the metal compound is within a range from 0.

Abstract: A granulated powder comprises a plurality of metal particles and an organic binder. It is obtainable by binding a plurality of metal particles to one another by the organic binder. The organic binder contains polyvinyl alcohol or a derivative thereof, a wax, and a nonionic surfactant. The total amount of the wax and the nonionic surfactant is preferably from 0.01 to 1 part by weight based on 100 parts by weight of the metal particles. Further, the organic binder preferably further contains a polyol and an organic amine.

Abstract: A granulated powder includes secondary particles obtained by granulation such that a plurality of metal particles in a metal powder are bound to one another by an organic binder and an outer coating layer provided so as to cover the surfaces of the secondary particles. The outer coating layer is formed of a low water-soluble material having a lower water solubility than the organic binder. The material having a lower water solubility than the organic binder is preferably any of an organic amine or a derivative thereof, and an acrylic resin. Further, the outer coating layer is preferably at least partly in contact with the surfaces of the metal particles at an interface with the secondary particle.

Abstract: A conductive bonding material having an improved preservation stability, and hardens when desired, preferably immediately hardens at a low temperature is provided. In one invention, the conductive bonding material comprises a conductive particle ingredient, an epoxy resin ingredient, and a hardening agent ingredient for said epoxy resin and the hardening agent ingredient for said epoxy resin further comprise a reforming agent having a thiol group. In another invention, a conductive bonding material comprising an epoxy resin hardening ingredient, wherein said epoxy resin hardening ingredient contains a sulfur-containing compound having an end group which can coordinate with a surface of the metallic particles, and the sulfur-containing compound comes to perform as a hardening agent for the epoxy resin by dissociating from the surface of the metallic particles. The conductive bonding material may contain fragrance.

Abstract: The invention relates to open-pore biocompatible surface layers for implants, which layers are arranged over virgin surfaces of the implants, wherein pores of the open-pore surface layers are connected to form coherent pore networks and the surface layers have a specific internal surface area of ?0.06 ?m/?m2, preferably ?0.035 ?m/?m2 and especially ?0.025 ?m/?m2, measured by image analysis as a 2D-boundary line per unit of surface area in a metallographic microsection at 100× magnification. The invention further relates to methods of producing such surface layers, to implants coated therewith and to possible uses of the surface layers.

Abstract: The present invention relates to a resin-coated metallic pigment in which a coating layer constituted of a single layer or a plurality of layers is formed on a surface of a base particle, an outermost layer of the coating layer being composed of a resin which is a polymer containing one or more compound selected from a monomer and an oligomer having two or more polymeric double bonds as constituent unit, and a surface portion of the outermost layer being treated with a surface modifier which is a compound having one polymeric double bond.

Abstract: A method for producing covered particles, comprising: a mixing step of mixing a fluid containing particles comprising at least one type of substance selected from among metals, metal oxides and ceramics, a silsesquioxane having a functional group with an affinity for carbon dioxide, and supercritical carbon dioxide; and a covering step of reducing pressure of the fluid to gasify the supercritical carbon dioxide, while adhering the silsesquioxane onto the particles, and thereby obtaining covered particles comprising the particles and silsesquioxane covering the particles.

Abstract: A production method of dry water containing an aqueous ingredient coated with a hydrophobic powder to form a powder state capable of liquefying upon embrocation at the time of use, wherein the dry water is produced by charging a hydrophobic powder and an aqueous ingredient into a hollow container forming a hydrophobic enclosed space in the inside thereof, followed by agitating at a high speed in the enclosed hydrophobic hollow container to form the aqueous ingredient to fine aqueous droplets, and then allowing the surfaces of the fine aqueous droplets to be uniformly adsorbed with the hydrophobic powder, whereby the dry water in the form of a powder state, but is capable of being liquefied upon embrocation at the time of use to be simply produced in a large scale.

Abstract: Particles and particle films are provided. In certain examples, particles produced from a single phase process may be used to provide industrial scale synthesis of particles for use in devices such as printed wiring boards.

Abstract: The invention relates to nanoparticles of noble metals, having a controlled microstructure which leads to the appearance of ferromagnetic behaviour in said nanoparticles, thereby enabling the use of very small magnets (<5 nm) in a range in which standard ferromagnetic metals behave as superparamagnetic entitles (disappearance of hysteresis cycle). The inventive nanoparticles can be used, for example, to reduce the dimensions in magnetic recordings, as well as in biomedicine as tools for biomolecule recognition, nuclear magnetic resonance imaging, drug-release control or hypothermia treatments.

Abstract: A metallic powder is disclosed. The metallic powder includes a plurality of metallic powder particles. Each powder particle includes a particle core. The particle core includes a core material comprising Mg, Al, Zn or Mn, or a combination thereof, having a melting temperature (TP). Each powder particle also includes a metallic coating layer disposed on the particle core. The metallic coating layer includes a metallic coating material having a melting temperature (TC). The powder particles are configured for solid-state sintering to one another at a predetermined sintering temperature (TS), and TS is less than TP and TC.

Abstract: The invention relates to a process for production of a composite material having antimicrobial activity, having the following steps: provision of a metal powder produced from a metal having antimicrobial activity, wherein the metal powder is formed from discrete agglomerates having a porosity of 30 to 98%, wherein the agglomerates have a spongy structure formed by solid material bridges; melting a thermoplastic and setting a predetermined viscosity; mixing the metal powder with the molten thermoplastic in a predetermined quantitative ratio; and cooling the mixture, wherein the metal powder is firmly bound to a matrix formed by the plastic.

Abstract: The present invention relates to a variety of conductive ink compositions comprising a metal complex compound having a special structure and an additive and a method for preparing the same, more particularly to conductive ink compositions comprising a metal complex compound obtained by reacting a metal or metal compound with an ammonium carbamate- or ammonium carbonate-based compound and an additive and a method for preparing the same.

Abstract: Reactive hotmelt adhesives based on copolyamide can be used in hybrid components. These hybrid components find application in, for example, vehicle construction and aircraft construction.

Abstract: Heterogeneous oxygen-scavenging particles are formed by dry coating activating component particles onto oxidizable component particles, largely through a succession of mechanical motions. The component particles are repeatedly mixed, compressed, and sheared. Smaller activating component particles coat the surface of larger oxidizing component particles by force-induced contact, while irregularities are removed by abrasion among the particles. The oxygen-scavenging particles can be blended together with a base polymer into a masterbatch having a higher concentration than required for use as an active barrier to oxygen permeation. The masterbatch can be diluted with the same or a compatible polymer to form the active barrier.

Abstract: The present invention demonstrates a superior, more economical, and scalable process to increase the fluidity of metal powders by surface modification with alkylsilane reagents. This invention discloses that the most efficient process results from treatment with methyltrichlorosilane in hexane. In particular, the fluidity of aluminum powders having mean diameters smaller than 10 micrometers was considerably improved by the process of the present invention. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope of the claims.

Abstract: The present invention relates to a particle comprising a core which comprises an oxide selected from rare earth oxides alone or in a mixture with metal oxides and which is coated with a layer of silica functionalized with a coupling agent comprising at least one chemical function soluble in a hydrophobic solvent, and to a composition comprising at least one such particle. The present invention likewise relates to the method for preparing same and to various uses thereof.

Abstract: A method of coloring a surface of a zirconium-based metallic glass component that includes the step of imparting interference colors by carrying out an anodizing process using an alkaline solution to form a film having a thickness of 300 nm or less on the surface of the zirconium-based metallic glass component.

Abstract: A compound oxide manufacturing method includes: dispersing micelles, in each of which an aqueous phase is formed, in an oil phase; producing primary particles of a precursor of compound oxide in the aqueous phases in the micelles; synthesizing secondary particles by causing the primary particles to aggregate; and causing the secondary particles to aggregate by breaking the dispersion state of the micelles, or by causing the micelles to coalesce. In particular, polarization is produced in each of the micelles with the use of a cation having an ionic radius larger than that of a metal ion at least when the secondary particles are synthesized in the micelles.

Abstract: Nano-molecular sieve-polymer mixed matrix membranes (MMMs) for CO2 removal from natural gas have been prepared by incorporating dispersible template-free nano-molecular sieves into polymer matrices such as Matrimid 5218 polyimide matrix or Ultem 1000 polyetherimide matrix. The nano-molecular sieves used in this invention include template-free nano-AlPO-18, nano-AlPO-5, nano-Silicalite, nano-SAPO-34, and PEG-functionalized nano-Silicalite. These template-free nano-molecular sieves were synthesized by an organic ligand grafting method.

Abstract: The present invention relates to magnetic beads suitable for, for example, isolation of proteins, cells, and viruses and also for diagnostic applications and cell cultivation. The magnetic beads are composite beads with an inner core of metal particles, which are coated with an inert synthetic polymer and these are then enclosed in a hydrophilic porous polymer, preferably agarose. This provides porous biocompatible beads without metal leakage. The beads may be used for cell cultivation or for chromatography. When the beads are used for chromatography the agarose layer is preferably provided with ligands having affinity for selected biomolecules.

Abstract: Provided herein is a method for manipulating the surface density of functional molecules conjugated to nanoparticles, which method including incubating nanoparticles with nucleotides to form nucleotide-coated nanoparticles, adjusting buffer and salt concentration of the conjugation media, adding thiolated molecules in the conjugation media to incubate with the nucleotie-coated nanoparticles, and adding thiolated oligo(ethylene glycol) in the conjugation media to cease the conjugation process of thiolated molecules to nanoparticles. The method is simple, efficient and cost effective, and the surface density of functional molecules can be quickly manipulated in a wide range for various applications, such as biosensing, molecular diagnostics, nanomedicine, and nano-assembly.

Abstract: A transporter form for reactive metal particles, formed of metal particles and at least one coating produced of a material that does not enter into an oxidation reaction with the metal particles, in which coating the light metal particles are embedded and protected, and optionally other conventional additives, such as chain initiators, fillers and dyes are included. Also, a method for producing the transporter form, includes the steps of: size-reducing the base metal to give metal particles or flakes in the presence of the coating agent and while coating the metal particles so produced with a protective layer; and optionally, shaping transporter bodies using the coated metal particles/flakes. The transporter form can be used to produce corrosion-protective coatings on substrate surfaces; mixtures that can be sintered; and MIM mixtures.

Abstract: A stabilized, chemically reactive, metallic nano-material effective for degradation of chlorinated organic compounds in soils, sediments and groundwater. The nano-material is composed of a magnetic metal nanoparticle and a carbohydrate stabilizer bound to the nanoparticle. The preferred metal nanoparticle is iron and the preferred carbohydrate stabilizer is either a starch or a water soluble cellulose such as sodium carboxymethyl cellulose. The nanoparticle may be either mono-metallic, bi-metallic or multi-metallic in nature, but is preferably bi-metallic wherein it is coated with a secondary catalytic metal coating, preferably palladium. A method of making the metallic nano-material is further disclosed wherein a solution of the metal nanoparticle and carbohydrate stabilizer is prepared, and the nanoparticle is then reduced under inert conditions.