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WO/2009/010445A2 |
The invention relates to a powder metallurgical combination comprising: - an iron-based powder A comprising core particles of iron to which core particles nickel is diffusion alloyed and wherein said nickel diffusion alloyed to said core...
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WO/2009/006805A1 |
An apparatus for preparing alloy sheet(10), which comprises: a molten alloy container installed in an inductance heating coil; a liquid stable structure, comprised of a cylindric container with a bottom opening and a floor panel below th...
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WO/2009/008390A1 |
A metal microparticle can be produced by joining the flow of an aqueous solution containing a polymeric dispersing agent and a metal compound with the flow of an aqueous solution of a reducing agent in a fluid film by using a reactor, an...
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WO/2009/006954A2 |
The invention relates to a process for producing an alloy based on titanium aluminides. Here, metal droplets are obtained from a titanium aluminide metal melt, in particular using the gas atomization process, the metal droplets are enric...
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WO/2009/007357A1 |
The invention relates to a method for the powder metallurgical production of rolling elements, with which method rolling elements can be produced with additional improved tensile strength and rolling strength and an unchanged high heat r...
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WO/2009/001710A1 |
A spherical copper fine powder characterized by having a mean particle diameter of 0.05 to 0.25μm; and a process for the production of spherical copper fine powder through disproportionation, characterized by adding copper suboxide to a...
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WO/2009/001641A1 |
The invention aims at providing a soft magnetic powder which exhibits excellent magnetic characteristics, particularly a small core loss; soft magnetic compacts; and processes for production of both. A soft magnetic powder (1) characteri...
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WO/2008/151066A1 |
Processes for the production of metal nanoparticles. In one aspect, the invention is to a process comprising the steps of mixing a heated first solution comprising a base and/or a reducing agent (e.g., a non-polyol reducing agent), a pol...
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WO/2008/149870A1 |
Disclosed is a method for producing a silver fine powder covered with an organic substance, which involves the step of mixing the following components (i) to (iii) with one another: (i) a solution which comprises a liquid organic medium ...
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WO/2008/149871A1 |
Disclosed is a thermoelectric conversion element comprising: a thermoelectric conversion material; and metal or alloy particles which have an average particle diameter of 1 to 100 nm and are dispersed in the thermoelectric conversion mat...
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WO/2008/149910A1 |
Disclosed is a method for producing a thermoelectric conversion element, which comprises the steps of: preparing a solution containing a salt of an element constituting a thermoelectric conversion material; adding the solution drop-wise ...
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WO/2008/149911A1 |
Disclosed is a method for manufacturing a thermoelectric converter, which comprises a step wherein an alcohol dispersion containing ceramic particles having an average particle diameter of 1-100 nm and a salt of an element constituting a...
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WO/2008/145836A2 |
The invention relates to a suspension of metal nanoparticles having an average size of between 1 and 20 nm in at least one non-aqueous ionic liquid said suspension also including at least one nitrogen ligand, wherein said metal nanoparti...
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WO/2008/144967A1 |
A method for recovery and production of ultrafine zinc powder from zinc-containing dust involves steps as follows: adding zinc-containing dust into alkaline solution, stirring the solution at the temperature 20?~60? and separating the so...
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WO/2008/145100A2 |
The invention relates to a method or a corresponding arrangement for producing a metal granulate (1), in which slip (2) from at least one metal component and at least one liquid phase based on water are separated by spraying in a sprayin...
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WO/2008/143854A1 |
The present invention provides a method for stabilizing lithium metal powder. The method comprises the steps of heating the lithium metal powder to above its melting point to provide molten lithium metal, dispersing the molten lithium me...
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WO/2008/143061A1 |
Disclosed is a method for producing a silver-containing nano-structure which can reduce the time required for a post-treatment and the amount of a waste material and which is achieved by the application of the reductive reaction for silv...
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WO/2008/143793A1 |
A system operating in an environment having an ambient pressure, the system comprising: a reactor configured to combine a plasma stream, powder particles and conditioning fluid to alter the powder particles and form a mixture stream; a s...
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WO/2008/140109A1 |
The object is to achieve the sensing of multiple substances by modifying the surface of a metal nanoparticle with a cyclic phenylazomethine having a multi-ion sensing ability. Specifically disclosed is a metal nanoparticle modified with ...
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WO/2008/132881A1 |
There is provided a method of stably producing nanoparticles of a metal alone, in particular a transition metal alone, the method comprises heating a chelate complex (M-DMG) comprised of two dimethyl glyoxime (DMG) molecules and one tran...
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WO/2008/132314A2 |
The invention relates to a method for preparing cubic metal nanoparticles, comprising: a) the preparation of an aqueous solution containing a source of a metal from group VIII, a reducing compound R1 and a stabiliser; b) the preparation ...
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WO/2008/129803A1 |
Disclosed is a soft magnetic alloy containing P, B and Cu as essential components. A preferable example of such a soft magnetic alloy is an Fe-based alloy having a composition containing not less than 70% by atom of Fe, 5-25% by atom of ...
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WO/2008/130999A1 |
A method of making gold nanorods wherein the total mass of gold nanorods is more than one gram includes (1) adding a seed solution containing gold nanostructures and/or residual NaBH4 reducing agent to an aqueous growth solution to form ...
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WO/2008/125068A2 |
The way of preparation of the nanopowdered iron with the protective iron oxide coat by the reduction of nanopowdered crystalline or amorphous precursor of iron oxides and oxihydroxides in the reduction atmosphere, characterized by the fa...
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WO/2008/126794A1 |
This invention provides a material for covering the surface of a hot dip galvanizing bath member having improved resistance to zinc dissolution loss, a process for producing the material, and a hot dip galvanizing bath member. The surfac...
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WO/2008/123494A1 |
Fine silver particles which contain a halogen in an amount of 5.0Œ10-8 to 1.5Œ10-3 mol per mol of the silver. Also provided is a process for producing the fine silver particles which includes a step in which a reducing agent is added t...
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WO/2008/121069A1 |
The present invention relates to ferromagnetic materials based on nano-sized bacterial cellulose templates. More specifically, the present invention provides an agglomerate free magnetic nanoparticle cellulose material and a method of fo...
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WO/2008/120938A1 |
Provided are an apparatus and a method for manufacturing rapidly solidified silicon based alloy powder that is used as a negative active material of a secondary lithium battery and has a fine grain structure where average grain size of s...
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WO/2008/118647A1 |
The present invention relates to a high-purity tantalum flake powder, produced by a hydride-dehydride process including: (a) cold working tantalum metal into a thin sheet; (b) hydriding the thin sheet, forming a brittle tantalum body, e....
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WO/2008/114866A1 |
A process for producing fine metal particles of nano size which are dispersed in an organic solvent without the aid of any surfactant, etc. and for producing the dispersion. The process, which is for producing fine metal particles or a d...
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WO/2008/113920A2 |
The invention relates to a citrus squeezer for squeezing a whole citrus, that comprises a squeezing cone (5) and a squeezing dome (3) arranged along an axis (71), as well as blades (40) arranged between the squeezing cone (5) and the squ...
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WO/2008/114784A1 |
Disclosed is a metal paste for sealing, which comprises a metal powder and an organic solvent, wherein the metal powder comprises at least one metal powder selected from a gold powder, a silver powder, a platinum powder and a palladium p...
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WO/2008/114571A1 |
An R-T-B base alloy useful as raw material for rare earth permanent magnet (wherein R is at least one member selected from among Sc, Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Ho, Er, Tm, Yb and Lu; T is a transition metal containing Fe in a...
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WO/2008/111510A1 |
[PROBLEMS] To provide: a membrane integrity test method using a colloidal solution containing a metal particle or a metal compound particle, which can test on the integrity of a virus removal membrane comprising a hydrophilized synthetic...
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WO2008054337A9 |
A method for producing nanoparticles on a substrate us ing a metal precursor in an ionic liquid and microwave heating is described. The composite compositions are useful as catalysts for chemical reactions, fuel cell, supercapacitor and ...
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WO/2008/108265A1 |
Disclosed is a method for producing a semiconductor nanoparticle, which is characterized by comprising a step for processing a semiconductor nanoparticle with an argon plasma. This method enables to obtain a semiconductor nanoparticle wh...
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WO/2008/108179A1 |
Provided are a tin powder which exhibits excellent shape stability when processed into a tin paste and also has excellent connection reliability, a tin paste and a tin powder manufacturing method. The tin powder is characterized in that ...
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WO/2008/105456A1 |
An object is to provide: a method for producing a dispersion solution of a metal nanoparticle, which enables to control the shape or particle size of the metal nanoparticle within a wide range; a dispersion solution of a metal nanopartic...
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WO2008006220A9 |
A metal nanodot material is formed by ion-exchange of a solution comprising metal ions and a chabazite type zeolite, followed by activation to the metallic nanodots on the surface of the chabazite type zeolite. The metal nanodot is one o...
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WO/2008/100163A1 |
The subjects of the invention are a method of manufacturing silver nanoparticles of 1 to 350 nm in size, a method of manufacturing cellulosic fibers and nanofibers containing silver nanoparticles, fibers and nanofibers containing silver ...
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WO/2008/099618A1 |
A method for producing conductor fine particles in which the advantages of conventional vapor phase method and liquid phase method are utilized while eliminating the drawbacks of both methods remarkably. Furthermore, definite guideline a...
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WO/2008/099510A1 |
A process for producing a silver powder having excellent dispersibility in liquid organic media having low polarity, which comprises reducing a silver compound with refluxing in an alcohol having a boiling point of 80-200°C or a polyol ...
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WO/2008/096621A1 |
Disclosed is an R-T-B alloy which can be a raw material for a rare earth permanent magnet having excellent magnetic characteristics. Specifically disclosed is an R-T-B alloy containing at least Dy (wherein R represents at least one of Sc...
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WO/2008/093430A1 |
A pure iron powder which contains as impurities, in terms of mass%, up to 0.005% C, 0.01-0.03%, excluding 0.01%, Si, 0.03-0.07% Mn, up to 0.01% P, up to 0.01% S, up to 0.10% O, and up to 0.001% N. The iron powder particles each is compos...
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WO/2008/084866A1 |
Disclosed is a silver fine powder composed of silver particles having an average particle diameter of not more than 20 nm, each of which particles has an organic protection material on the surface. The presence ratio of the organic prote...
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WO/2008/079115A1 |
A method of producing passivated Ti or Ti alloy particles with oxygen concentrations of less than about 900 parts per million (ppm), which includes introducing a halide vapor of Ti or the metal constituents of the alloy at sonic velocity...
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WO/2008/075933A1 |
The present invention relates to a procedure for preparation by a wet reduction method of nanometric particles of metallic silver, with diameter ranging from 1 to 100 nm and an average diameter of 20 to 40 nm, with monodispersion charact...
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WO2008030301B1 |
A method of jet milling silicon powder in which silicon pellets are fed into a jet mill producing a gas vortex in which the pellets are entrained and pulverized by collisions with each other or walls of the milling chamber. The chamber w...
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WO/2008/073143A2 |
A method of forming monodispersed metal nanowires comprising: forming a reaction mixture including a metal salt, a capping agent and a quaternary ammonium chloride in a reducing solvent at a first temperature; and forming metal nanowires...
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WO/2008/071067A1 |
Processing technique of metal nanopowders, particularly preparation of non-ferrous metal nanopowders by electrical explosion method, including supplying high current to energize metal wire in inert gas, melting and exploding it into meta...
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