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7615096 Method for manufacturing metal nanoparticle  
A method for manufacturing a metal nanoparticle is provided. The method includes steps of: a) providing a metal salt solution, b) providing a reducing agent, c) providing a protecting agent, d)...
7611562 Triangular nanoframes and method of making same  
The present invention provides nanoprisms etched to generate triangular framework structures. These triangular nanoframes possess no strong surface plasmon bands in the ultraviolet or visible...
7601200 Method of separation/purification for high-purity silver chloride, and process for producing high-purity silver by the same  
A method of efficient separation/purification for obtaining high-purity silver chloride which eliminates the necessity of a pretreatment of a refining intermediate comprising sparingly soluble...
7588624 Method of producing gold nanoprisms  
The present invention relates to a method of producing gold nanoprisms. In particular, gold nanoprisms having uniform shapes and edge lengths and thickness are produced utilizing a three step...
7566437 Process for manufacture of silver-based composite powders for electrical contact materials and composite powders so produced  
The present invention relates to a method for manufacture of silver-based composite powders for electrical contact materials. The invention relates also to electrical contact materials made from...
7544229 Method for the production of highly pure metallic nano-powders  
The present invention discloses a novel method for the production of metallic nano-powder. This cost-effective, simple process is customized for a full-scale production of metallic nano-powders...
7534490 Composite nanoparticles, nanoparticles and methods for producing same  
In various aspects provided are methods for producing a nanoparticle within a cross-linked, collapsed polymeric material. In various embodiments, the methods comprise (a) providing a polymeric...
7524354 Controlled synthesis of highly monodispersed gold nanoparticles  
A method of synthesizing highly monodispersed Au nanoparticles having diameters in the range of 30-90 nm. Seed nanoparticles in a controlled concentration are combined with a precursor, also in a...
7510592 Method of producing metal powder  
A method of producing metal powder by reducing ions of a metal for precipitation by performance of a reducing agent in a liquid-phase reaction system, wherein the metal is precipitated as metal...
7413607 Templated semiconductor particles and methods of making  
Composite particles of a semiconductor particle such as a metal chalcogenide within a crosslinked, cored dendrimer are described. Additionally, methods of making the composite particles and...
7396379 Hydrogen storage battery; positive nickel electrode; positive electrode active material and methods for making  
A hydrogen storage battery with improved cycle life and a method for making the same. The battery has a negative electrode with an electrochemically active negative material and a negative...
7384447 Coated nickel-containing powders, methods and apparatus for producing such powders and devices fabricated from same  
Nickel powder batches including coated nickel-containing particles and methods for producing the same. The coated nickel-containing particles having have a small particle size, narrow size...
7374599 Dendritic metal nanostructures  
A method for making dendritic metal nanostructures using a surfactant structure template, a metal salt, and electron donor species.
7344583 Methods of making metal particles within cored dendrimers  
Composite particles of a metal particle within a crosslinked, cored dendrimer are described. Additionally, methods of making the composite particles and compositions that contain the composite...
7311754 Molecular decomposition processes for the synthesis of nanosize metallic powders  
A method for synthesizing nanosize metallic powders can include providing a metallic precursor. The metallic precursor can include a metal alloy formed having a fugitive constituent and a target...
7300672 Titanium-group metal containing high-performance water, and its producing method and apparatus  
Produce titanium-group metal micro-dispersion water that contains ion vapor of titanium-group metal in micro-dispersed state and that can be used as a material for health products, medical...
7300491 Method and apparatus for the production of metal powder  
Provide a method and apparatus for producing, in an economical manner, metal powder offering high purity and comprising uniform particle shape and size. Produce metal powder of titanium metal,...
7288134 Dumbbell-like nanoparticles and a process of forming the same  
Dumbbell-shaped or flower-shaped nanoparticles and a process of forming the same, wherein the process comprises forming a mixture of a nanoparticle with a precursor in a first solvent, wherein the...
7238331 Process for producing nano-powders and powders of nano-particle loose aggregate  
The present invention discloses a process for producing nano-powders and powders of nano-particle loose aggregate, which includes: (a) providing at least two reactant solutions A and B capable of...
7214255 Aerosol method and apparatus for making particulate products  
Provided is an aerosol manufacture facility including an aerosol generator ( 600 ), an aerosol heater ( 604 ), an aerosol cooler ( 604 ), a particle collector ( 606 ), a precursor liquid supply...
7189279 Cross-linked polymeric nanoparticles and metal nanoparticles derived therefrom  
There are provided internally cross-linked, stable polymeric materials, in the form of substantially spherical particles, each particle consisting essentially of a single macromolecule. They have...
7169731 Method for the synthesis of a fuel cell electrocatalyst  
A method for forming a supported metal-containing powder. The method comprises forming a dispersion of a particulate support in a solution, which comprises a solvent and a dissolved metal. Heat is...
7166143 Method for producing indium powder  
The invention relates to non-ferrous metallurgy and may be used for zinc and indium containing materials processing resulting in fine indium powder production by converting indium into a salt...
7022156 Method for producing nanoparticles of magnetically hard ordered alloy phase  
The invention provides methods for producing nanoparticles having a CuAu type or Cu 3 Au type magnetically hard ordered alloy phase. One method includes a step of reducing, in liquid phase, a base...
7004994 Method for making a film from silver-containing particles  
Provided are silver-containing powders and a method and apparatus for manufacturing the silver-containing particles of high quality, of a small size and narrow size distribution. An aerosol is...
6972046 Process of forming magnetic nanocomposites via nanoparticle self-assembly  
A process of forming a hard-soft phase, exchange-coupled, magnetic nanocomposite includes forming a dispersion of magnetic nanoparticles, separating the magnetic nanoparticles from a solvent of the...
6908496 Method for scalable production of nanoshells using salt assisted purification of intermediate colloid-seeded nanoparticles  
A method for purifying a suspension containing colloid-seeded nanoparticles and excess colloids is provided that includes adding to the suspension a filter aid comprising a salt. The method further...
6858318 Metalic nanowire and process for producing the same  
A nanowire comprising only metal having an average length of 1 μm or more which could not be produced in the prior art, and a method of manufacturing this wire. This invention provides a method...
6814777 Platinum and platinum alloy powders with high surface areas and low chlorine content and processes for preparing these powders  
The invention provides platinum or platinum alloy powders for use in fuel cells and for chemical reactions. The powders are characterized by a high surface area and, at the same time, low chlorine...
6737017 Method for preparing metallic alloy articles without melting  
An article of a base metal alloyed with an alloying element is prepared by mixing a chemically reducible nonmetallic base-metal precursor compound of a base metal and a chemically reducible...
6660431 Hydrogen absorbing alloy electrode, electrode producing method and alkali storage battery  
The present invention relates to a hydrogen storage alloy electrode composed of a hydrogen storage alloy having a CaCu 5 region and a Ce 2 Ni 7 region in the crystal structure and satisfies the...
6645444 Metal nanocrystals and synthesis thereof  
A process for forming metal nanocrystals involves complexing a metal ion and an organic ligand in a solvent and introducing a reducing agent to reduce a plurality of metal ions to form the metal...
6632265 Nickel powder, method for preparation thereof and conductive paste  
The nickel powder is characterized in that the rate of the nickel particles whose particle size is not less than 1.2 time the average particle size as determined by the observation with an SEM is...
6586046 Fluidized bed apparatus and method for treatment of nonspherical, nonequiaxed particles  
Apparatus and method for producing metallic flake having an environmental coating for use in oxidative and corrosive atmospheres. Fluidized bed techniques are utilized to perform a controlled...
6572673 Process for preparing noble metal nanoparticles  
A process for preparing metal nanoparticles, comprising reacting suitable metal salts and anionic surfactant containing an anionic group of carboxylic group (COO − ), sulfate group (SO 4 2− )...
6494932 Recovery of natural nanoclusters and the nanoclusters isolated thereby  
Methods for recovery of naturally occurring nanoclusters are provided involving providing an aqueous nanocluster slurry and desorbing the nanoclusters from the surface of host substrate on which...
6455746 Ultrafine polymetallic particles, preparation and use for hydrogenating olefins and for coupling halogenated aromatic derivatives  
The invention concerns ultrafine polymetallic particles obtained from reducing a mixture of salts dissolved in an organic solvent by an alkali or alkaline earth metal hydride, at a temperature not...
6436167 Synthesis of nanostructured composite particles using a polyol process  
The present invention is a polyol method for making composite particles of two or more immiscible transition metals, where these particles are of nanoscale dimensions, and where the constituent...
6391087 Copper fine powder and method for preparing the same  
Copper fine powder has an electrical resistance in its powdery state of not more than 1×10 −3 Ω·cm; a BET specific surface area ranging from 0.15 to 0.3 m 2 /g; a tap density of not less than...
6387494 Method for producing ultra microparticles and ultra microparticles  
A method for producing ultra microparticles including steps: dissolving or dispersing at least one of metallic salts into a solvent to form a solution, and irradiating a microwave to the solution...
6162277 Nickel fine powder and method for preparing the same  
A nickel fine powder includes 0.02 to 1.0% by weight of magnesium and/or 0.02 to 0.1% by weight of calcium dispersed in the nickel. A method for preparing the nickel fine powder includes the steps...
6120576 Method for preparing nickel fine powder  
A method for preparing nickel fine powder is herein disclosed, which comprises the steps of mixing an aqueous sodium hydroxide solution comprising, on the basis of the total weight of the sodium...
6090858 Shape control method for nanoparticles for making better and new catalysts  
A method for shape controlled synthesis of colloidal metal nanoparticles includes providing a solution of 8×10 -5 M K 2 PtCl 4 and water in a reaction vessel and maintaining the vessel at a...
6054495 Synthesis of unagglomerated metal nano-particles at membrane interfaces  
The present invention relates to a powder of unagglomerated metallic particles. More particularly, the present invention relates to a powder of unagglomerated metallic particles having an average...
5906670 Making particles of uniform size  
Quantum dots of a metal or metal compound are made by a method of providing a solution in an evaporable solvent at a predetermined concentration of a chosen metal and forming droplets of the...
5885535 Process for extracting and recovering silver  
A process for extracting and separating silver safely and selectively from a raw material containing slightly soluble silver compounds and recovering silver from the extract in a simple manner...
5879429 Method for producing hydrogen storage alloy electrode  
A method for producing a hydrogen storage alloy electrode comprising the step of treating a hydrogen storage alloy by immersing it in an alkaline solution containing cobalt ion or copper ion at a...
5801318 Method of manufacturing copper powder having excellent dispersibility and small particle diameter deviation  
Metal copper powder having excellent dispersibility and small particle diameter deviation is manufactured by adding a reducing agent into a solution containing a copper compound and a dispersion...
5779761 Method of making metals and other elements  
A method of producing a non-metal element or a metal or an alloy thereof from a halide or mixtures thereof. The halide or mixtures thereof are contacted with a stream of liquid alkali metal or...
5653783 Method of producing fine metal balls  
A method for efficiently and accurately manufacturing fine metal balls such as solder is provided. A liquid is poured into a vertically elongated cylindrical container, where the liquid is heated...
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