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WO/2018/070817A1 |
The present invention relates to a method for preparing a silver powder for high temperature sintering, and to a method for preparing a silver powder by preparing a first reactant solution comprising silver ions and ammonia and a second ...
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WO/2018/070838A1 |
The present invention relates to an aluminum powder coated with a fluorine-based hydrocarbon polymer layer, and a preparation method therefor. According to the present invention, the aluminum powder coated with a fluorine-based hydrocarb...
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WO/2018/067351A1 |
A coated iron powder including a core of precursor iron powder, wherein the iron powder is reduced or electrolytic iron powder; a first coating including a first polymer and a first pigment, wherein the coating has a thickness of 5 to 30...
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WO/2018/066726A1 |
The present invention relates to a three-dimensional printing method using a metal powder-containing composition as a raw material, wherein a metal product requiring high hardness and high precision can be manufactured through three-dime...
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WO/2018/066723A1 |
The present invention relates to a method for preparing a flake-type silver powder, comprising a flaking step (S2) of using an agglomerated silver powder as a material powder so as to obtain a powder flaked by means of milling through be...
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WO/2018/067570A1 |
A method for forming encapsulated gold nanoparticles mixes mangiferin into a liquid medium to form a reducing agent solution. Gold salts are mixed into the reducing agent solution. Reaction of the gold salts is permitted, in the absence ...
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WO/2018/064960A1 |
A method for preparing loading-type nano-metal material using a microwave-assisted carbon template method, relating to the technical field of nanomaterial preparation. Forming a homogeneous solution in water using a sugar, urea, and oxid...
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WO/2018/066722A1 |
The present invention relates to a manufacturing method for a flake silver powder, the method comprising a flaking step (S2) of obtaining a flaked powder by milling through beads using an agglomerated silver powder as a raw material powd...
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WO/2018/066303A1 |
The purpose of the present invention is to provide a product that uses a low cost Cr-based two phase alloy with mechanical properties equal to prior art and higher corrosion resistance than the past, and a production method therefor. Thi...
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WO/2018/066724A1 |
The present invention relates to a method for preparing agglomerated silver powder comprising: a reaction liquid preparation step (S11) for preparing a silver source solution containing silver (Ag) and preparing a reducing solution conta...
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WO/2018/062872A1 |
The present invention provides a method for preparing a silver-diamond composite material, the method comprising the steps of: (a) preparing a composite powder by ball-milling silver powder and diamond powder; and (b) preparing a silver-...
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WO/2018/061634A1 |
Provided is a nickel powder manufacturing method capable of efficiently manufacturing a high-quality nickel powder using as little ammonium gas or ammonium water as possible. The nickel powder manufacturing method according to the presen...
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WO/2018/062090A1 |
The present invention provides a metal nanowire which has a sufficiently large specific surface area. The present invention relates to a metal nanowire which is characterized by having a specific surface area of 15 m2/g or more as determ...
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WO/2018/053572A1 |
An apparatus (10) for forming powder, comprising an energy source (14) for emitting at least one energy beam (16) onto a workpiece (12), the energy beam (16) being configured to melt the workpiece (12), at least in part, to form at least...
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WO/2018/051831A1 |
Provided is a silver paste for a resin substrate with which a conductive film having a lower resistance in comparison to prior art can be formed, at a low temperature and with good adhesion, on a resin substrate having low thermal resist...
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WO/2018/052164A1 |
One embodiment of the present invention discloses a method for manufacturing a composite material product by using a 3D printing process, comprising the steps of: preparing a matrix powder; preparing a reinforcement powder; mixing the ma...
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WO/2018/051106A1 |
Method of Producing a Composite Material A method of forming a composite material comprising a matrix phase and a reinforcement phase distributed within the matrix phasecomprises the step of growing a plurality of precursor particles com...
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WO/2018/051105A1 |
A method of forming a powder of a composite material is provided, each composite powder particle comprising both a matrix phase and a reinforcement phase distributed within the matrix phase. The method comprises the step of forming a pre...
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WO/2018/051104A1 |
A method of forming a powder of a composite material is provided, each composite powder particle comprising both a matrix phase and a reinforcement phase distributed within the matrix phase. The method comprises the step of forming a pre...
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WO/2018/041775A1 |
The invention relates to a recycling method for producing powders containing magnetic alloys, having the following steps: a) providing a magnetic alloy from scrap magnetic material comprising a1) at least one rare-earth metal, a2) at lea...
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WO/2018/041776A1 |
The invention relates to a recycling method for producing magnetic isotropic powders, having the following steps: a) providing a magnetic alloy which comprises a1) at least one rare-earth metal, a2) at least one transition metal, and a3)...
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WO/2018/043995A1 |
The present invention relates to a method for preparing a silver powder, comprising: a silver salt solution preparation step (S1) of preparing a silver salt solution by adding a silver nitrate solution, nitric acid, and ammonia water to ...
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WO/2018/041032A1 |
A copper foam powder. Raw materials for manufacturing the copper foam powder comprise a copper oxide powder. The copper oxide powder is prepared by mixing copper oxide powders of different grain sizes. The grain size of the copper oxide ...
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WO/2018/041031A1 |
A thermal conductive copper powder with high capillary rate and low density under loose packing, and a manufacturing method thereof. Raw materials for manufacturing the powder comprise: a copper oxide powder and an electrolytic copper po...
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WO/2018/042684A1 |
[Problem] To provide a silver powder production method and silver powder production apparatus with which silver powder of high purity and high electric conductivity can be produced stably and at low cost. [Solution] Molten silver 6 flows...
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WO/2018/037846A1 |
A titanium carbonitride powder which is used in a starting material for a hard material, and wherein if D50 is the 50% cumulative particle diameter, D10 is the 10% cumulative particle diameter and D90 is the 90% cumulative particle diame...
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WO/2018/036078A1 |
Disclosed is a method for preparing a solution containing ligand-bonded gold nanoclusters. The method comprises the following steps: providing an aqueous solution containing a gold precursor, a base and a ligand; performing a reduction r...
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WO/2018/038086A1 |
The present invention provides an aqueous metal nanoparticle dispersion which contains composite bodies of metal nanoparticles (X) and an organic compound (Y) (excluding composite bodies wherein the organic compound (Y) is a polyvinyl py...
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WO/2018/035599A1 |
There are provided low melting point metal or alloy powder atomization manufacturing processes comprising providing a melt of the low melting point metal or alloy through a feed tube, diverting the melt at a diverting angle with respect ...
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WO/2018/037239A1 |
A method of preparing NdFeB powder for separation of the Nd therefrom comprises: providing (100, 102, 103) a source of NdFeB containing powder, subjecting (104) the powder to hydrogen disproportionation comprising exposing the powder to ...
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WO/2018/038564A1 |
One embodiment of the present invention provides carbon group-boron non-oxide nanoparticles for radiation shielding, consisting of an alloy of B and at least one element selected from among C, Si, and Ge.
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WO/2018/038566A1 |
One embodiment of the present invention provides a radiation shielding composition comprising boron nanoparticles for radiation shielding, which have a hydroxyl group, an alkoxy group or a carboxyl group binding to the surfaces thereof.
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WO/2018/035205A1 |
The present disclosure is directed to methods of preparing substantially spherical metallic alloyed particles, having micron and sub-micron (i.e., nanometer)-scaled dimensions, and the powders so prepared, as well as articles derived fro...
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WO/2018/035202A1 |
A caster assembly configured to process and store a material includes a reaction chamber, a storage assembly configured to store material processed in the reaction chamber, and a blower configured to process and store the material. The r...
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WO/2018/030173A1 |
Provided is a bonding composition for obtaining a bonded layer which has a low void rate and a high bonding strength, and excellent heat-resistant reliability, regardless of whether baking is performed in the atmosphere or in an inert at...
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WO/2018/031943A1 |
Provided is an anode for an electrolytic device formed of a substantially uniform mixture of elongated elements with capacitor grade tantalum powders of tantalum metal. Also provided is a method for forming an anode or cathode for an ele...
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WO/2018/029225A1 |
The present invention refers to a method for the preparation of silver nanorings.
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WO/2018/030174A1 |
Provided is a method for producing metallic silver fine particles in which, arbitrary amines can be coordinated to and coated on metallic silver fine particles having an arbitrarily synthesized particle size and particle morphology, with...
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WO/2018/024111A1 |
Disclosed are a pharmaceutical use of a gold cluster and a substance containing the gold cluster and the preparation method and use thereof. The gold cluster and substance containing the gold cluster can inhibit the aggregation of Aβ an...
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WO/2018/025562A1 |
A method for producing a copper powder, which is characterized by using, as starting materials, (A) cuprous oxide, (B) at least one substance selected from the group consisting of boric acid and salts thereof, (C) at least one substance ...
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WO/2018/021667A1 |
The present invention has a technical feature with respect to a conductive dispersion composition comprising metal particles and nanocarbon and a method for preparing the same, the method comprising the steps of: preparing metal particle...
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WO/2018/021468A1 |
[Problem] To provide a composite particle manufacturing device constituted of comparatively wide flow paths and capable of adjusting the proportion of adhering particles, and to provide a manufacturing method for composite particles that...
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WO/2018/021540A1 |
Thermoelectric materials according to an embodiment of the present invention are a plurality of p-type and n-type thermoelectric materials which constitute a thermoelectric conversion element. Provided are thermoelectric materials, a the...
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WO/2018/021122A1 |
This sintered multilayer plate is provided with: a back metal 2 comprising a steel plate; and a porous copper-based sintered alloy layer which is integrally bonded to one surface of the back metal 2 and is formed of a copper-based alloy ...
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WO/2018/015547A1 |
The invention relates to powder metallurgy, in particular production of tungsten monocarbide spherical powders, which is a major component of metalloceramic hard alloys used for manufacture of tools, drill bits, steel alloying, wear- res...
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WO/2018/017503A1 |
A method for synthesizing oxide-free nanometals such as Cu, Zn, Sn and Ti and alloys of the period 4 and 5 transition metal elements in a free and reduced state using a solution phase synthesis process and for stabilizing their associate...
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WO/2018/010584A1 |
A system for preparing powder by means of a gas phase and a liquid phase comprises a raw material thermal treatment device (1), a spraying device (3), and a mixing device (2) that comprises a mixing chamber (20), a first Laval spray pipe...
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WO/2018/010108A1 |
Provided are a tantalum flake powder and method for preparation thereof; said tantalum flake powder contains 300-1800 ppm of nitrogen, 10-100 ppm of phosphorus, and 1-40 ppm of boron. The tantalum flake powder has high capacity and low l...
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WO/2018/012458A1 |
[Problem] To provide an iron powder that has a large complex relative permeability μ' and a sufficiently small tan δ. [Solution] According to the present invention, after a step for obtaining a slurry of a precipitate of a hydrous oxid...
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WO/2018/006133A1 |
This invention relates to a method for controlling exothermic reactions between metal chlorides of Zn, V, Cr, Co, Sn, Ag, Ta, Ni, Fe, Nb Cu, Pt, W, Pd, and Mo, and Al and the use of the method for preparation of metallic alloys and compo...
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