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8178462 |
Method for production of electrode catalyst for fuel cell
Disclosed is a method for producing an electrode catalyst for a fuel cell, which comprises a Ru-containing metal microparticle supported on an electrically conductive carbon carrier, wherein M2RuX6...
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8178463 |
Highly durable nanoscale electrocatalyst based on core shell particles
A multimetallic nanoscale catalyst having a sore portion enveloped by a shell portion and exhibiting high catalytic activity and improved catalytic durability. In various embodiments, the...
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8168559 |
Production method of oxidation catalyst device for exhaust gas purification
According to a first embodiment of a production method of an oxidation catalyst device for exhaust gas purification of the present invention, a plurality of slurries containing a catalyst precursor...
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8143185 |
Photocatalytic deposition of metals and compositions comprising the same
A photocatalytic metal deposition process and a resulting nanocomposite are described. The nanocomposite includes an electrically conducting carbonaceous material, a photoactive metal oxide and a...
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8124043 |
Method of preparing carbon nanotube containing electrodes
The present teachings are directed toward a matrix containing nanosized metal components and carbon nanotubes, with the carbon nanotubes being produced in situ by the nanosized metal components...
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8119555 |
Carbonaceous material having modified pore structure
The invention provides a method of increasing the mesopore volume of a porous activated carbon, comprising coating a porous activated carbon with a metal oxide or metal oxide precursor to form a...
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8110521 |
Synthesis methods of core-shell nanoparticles on a carbon support
The present invention features a method for preparing core-shell nanoparticles supported on carbon. In particular, the present invention features a method for preparing core-shell nanoparticles...
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8080495 |
Diesel oxidation catalysts
A catalyst composition comprises a particulate support and catalyst nanoparticles on the particulate support. The catalyst nanoparticles comprise an alloy of platinum and palladium in an atomic...
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8076260 |
Substrate structure and manufacturing method of the same
After a titanium nitride (TiN) thin film is formed on a silicon substrate, cobalt (Co) fine particles and nickel (Ni) fine particles are deposited in a mixed state on the titanium nitride (TiN)...
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8076261 |
Preparation method for PtCo nanocube catalyst
The present invention features a method for preparing a PtCo nanocube catalyst, the method comprising dissolving a platinum (Pt) precursor, a cobalt (Co) precursor, a surface stabilizer and a...
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8071503 |
Catalyst
An electrocatalyst, suitable for use in a fuel cell, comprises an alloy having a single crystalline phase, wherein the alloy consists of 5-95 at % palladium, 5-95 at % ruthenium and less than 10 at...
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8062552 |
Electrocatalyst for oxygen reduction with reduced platinum oxidation and dissolution rates
The invention relates to platinum-metal oxide composite particles and their use as electrocatalysts in oxygen-reducing cathodes and fuel cells. The invention particularly relates to methods for...
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8039414 |
Method for preparing metal catalyst and electrode
A method for preparing a metal catalyst includes a proton conductive material coating layer formed on the surface of a conductive material. Also, an electrode may be prepared using the metal...
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8017548 |
Method for manufacture of noble metal alloy catalysts and catalysts prepared therewith
The present invention provides a method for manufacture of supported noble metal based alloy catalysts with a high degree of alloying and a small crystallite size. The method is based on the use of...
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7998898 |
Sorbent comprising activated carbon, process for making same and use thereof
A sorbent body adapted for abating toxic elements from a fluid stream, such as a carbon combustion flue gas stream or a syngas stream produced in coal gasification process, and process for making...
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7994088 |
Supported catalyst, method of preparing the same, and fuel cell using the same
A method of preparing a supported catalyst, a supported catalyst prepared by the method, and a fuel cell using the supported catalyst. In particular, a method of preparing a supported catalyst by...
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7981826 |
Supported catalyst and method of preparing the same
A method of preparing a supported catalyst includes dissolving a cation exchange polymer in alcohol to prepare a solution containing cation exchange polymer; mixing the cation exchange polymer...
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7972988 |
Electrocatalysts and processes for producing
Noble metal catalysts and methods for producing the catalysts are provided. The catalysts are useful in applications such as fuel cells. The catalysts exhibit reduced agglomeration of catalyst...
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7971671 |
Drive unit, hydraulic working machine, and electric vehicle
A drive unit (1) for driving a hydraulic pump has an electric motor (2) for driving the hydraulic pump (100) of a construction working machine and also has a generator (3) for supplying electricity...
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7968488 |
Two-dimensional composite particle adapted for use as a catalyst and method of making same
The present invention is directed to a composite particle that is microscopically two-dimensional with a third nanoscopic dimension, and to methods of making same. The particle may include a...
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7968489 |
Methods of preparing supported catalysts from metal loaded carbon nanotubes
A new method for preparing a supported catalyst is herein provided. Carbon nanotubes are functionalized by contacting them with an oxidizing agent to form functionalized carbon nanotubes. A metal...
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7955755 |
Compositions of nanometal particles containing a metal or alloy and platinum particles
Cathodes suitable for use in direct methanol fuel cells are disclosed. A cathode can comprise a composition supported on a conductive substrate, where the composition comprises: reactive...
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7956004 |
Catalyst for electrochemical reduction of oxygen
The invention relates to a sulphide catalyst for electrochemical reduction of oxygen particularly stable in chemically aggressive environments such as chlorinated hydrochloric acid. The catalyst of...
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7951746 |
Bulk group VIII/group VIB metal catalysts and method of preparing same
Bulk metallic catalysts comprised of a Group VIII metal and a Group VIB metal and methods for synthesizing bulk metallic catalysts are provided. The catalysts are prepared by a method wherein...
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7947410 |
Fuel cell electrodes with triazole modified polymers and membrane electrode assemblies incorporating same
Embodiments of the present inventions are directed to fuel cell electrodes in membrane electrode assemblies, and methods of making same wherein the fuel cell electrodes comprise a catalyst layer...
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7927748 |
Catalytic membranes for fuel cells
A fuel cell of the present invention comprises a cathode and an anode, one or both of the anode and the cathode including a catalyst comprising a bundle of longitudinally aligned graphitic carbon...
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7923402 |
Metal alloy for electrochemical oxidation reactions and method of production thereof
A method of producing a finely divided ruthenium-platinum alloy catalyst comprising: (i) forming a mixture of platinum β-diketone and ruthenium β-diketone on a carbon support,(ii) both, platinum β...
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7923403 |
Method for preparing catalysts supported on carbon nanotubes networks
A new method for preparing a supported catalyst is herein provided. The supported catalyst comprises a carbon nanotube network structure containing metal catalysts. The metal catalyst may be loaded...
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7919426 |
Supported catalyst, electrode using the supported catalyst and fuel cell including the electrode
Provided are a supported catalyst, an electrode including the same, and a fuel cell using the electrode. The supported catalyst includes a carbon-based catalyst support and metal catalyst particles...
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7919427 |
Catalyst carrier and fuel cell using the same
A catalyst carrier, being characterized in that a catalyst metal for promoting an oxidation-reduction reaction is carried on a vapor-grown carbon fiber having an average outer diameter of from 2 nm...
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7910512 |
Production process of electrode catalyst for fuel cell
To provide a production process of an electrode catalyst for fuel cell whose initial voltage is high and whose endurance characteristics, especially, whose voltage drop being caused by...
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7906453 |
Processes for controlling catalyst particle morphology
Processes for forming catalyst particles utilizing a defoamer are described. Also described are processes for forming catalysts, where the processes comprise providing a correlation between...
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7906452 |
Ink for producing catalyst layers
The invention relates to an ink for producing catalyst layers for electrochemical devices. The ink comprises catalyst material, ionomer material, water and at least one organic solvent. The organic...
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7906450 |
Photocatalytic electrode and fuel cell
The invention provides an electrode comprising an electrically conductive material having a surface capable of producing surface enhanced Raman scattering of incident light from a complex adsorbed...
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7902111 |
Supported catalyst for fuel cell, method of preparing the same, electrode for fuel cell including the supported catalyst, and fuel cell including the electrode
A supported catalyst for a fuel cell, a method of preparing the same, an electrode for a fuel cell including the supported catalyst, and a fuel cell including the electrode. The supported catalyst...
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7902104 |
Divided solid composition composed of grains provided with continuous metal deposition, method for the production and use thereof in the form of a catalyst
This invention relates to a solid divided composition comprising grains whose mean size is greater than 25 μm and less than 2.5 mm, wherein each grain is provided with a solid porous core and a ...
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7892596 |
Nanoparticle coating process for fuel cell components
A process including coating a fuel cell component using a coating solution including nanoparticles.
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7879753 |
Catalyst for oxygen reduction
Ruthenium sulfide catalyst and gas diffusion electrodes incorporating the same for reduction of oxygen in industrial electrolyzers which catalyst is highly resistant to corrosion making it useful...
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7879752 |
Electrocatalyst
An electrocatalyst including an active catalyst component and an additive including a transitional metal, transitional metal oxide or complex precursor thereof, products including such an...
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7879261 |
Carbon nanofiber, production process and use
The invention relates to (1) carbon nanofiber containing iron (Fe) of 6 mass % or less and vanadium (V) of 3 mass % or less as a metal impurity other than carbon, which does not substantially...
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7875569 |
Supported catalyst, method for preparing the same, cathode electrode comprising the same, and fuel cell comprising the cathode electrode
A supported catalyst includes a carbonaceous catalyst support and first metal-second metal alloy catalyst particles adsorbed on the surface of the carbonaceous catalyst support, wherein the...
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7871955 |
Platinum catalysts from in situ formed platinum dioxide
A carbon-supported platinum catalyst obtained by chemical reduction of in situ-formed platinum dioxide on a carbon support and a method of production thereof.
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7871738 |
Nanosegregated surfaces as catalysts for fuel cells
A method of preparing a nanosegregated Pt alloy having enhanced catalytic properties. The method includes providing a sample of Pt and one or more of a transition metal in a substantially inert...
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7867940 |
Supported catalyst and method of preparing the same
A method of preparing a supported catalyst includes dissolving a cation exchange polymer in alcohol to prepare a solution containing cation exchange polymer; mixing the cation exchange polymer...
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7867942 |
Highly dispersed carbon supported metal catalyst and method for manufacturing the same
The invention provides a method for manufacturing a highly dispersed carbon supported metal catalyst, including charging a carbon support and a dispersing agent in water. The carbon support is...
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7858551 |
Electrode catalyst for electrochemical reaction, process for producing the electrode catalyst and electrode for electrochemical reaction having the electrode catalyst
The present invention provides an electrode catalyst for electrochemical reaction, the electrode catalyst having: a conductive diamond particle having fine pores on a surface thereof; and a...
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7858550 |
Method of making a nanostructured electrode
A method of making a nanostructured electrode comprising depositing a self-assembled monolayer on a substrate, depositing a catalyst nanoparticle covalently bonded to a ligand, and depositing a...
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7846862 |
Methanol oxidation catalyst
A methanol oxidation catalyst is provided, which includes nanoparticles having a composition represented by the following formula 1: PtxRuyTzQu formula 1 In the formula 1, the T-element is at least...
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7842639 |
Mechanical alloying of a hydrogenation catalyst used for the remediation of contaminated compounds
A hydrogenation catalyst including a base material coated with a catalytic metal is made using mechanical milling techniques. The hydrogenation catalysts are used as an excellent catalyst for the...
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7838457 |
Process for production of conductive catalyst particles, process for production of catalyst electrode capable of gas diffusion, apparatus for production of conductive catalyst particles, and vibrating apparatus
A process for production of conductive catalyst particles, a process for production of a catalyst electrode capable of gas diffusion, an apparatus for production of conductive catalyst particles,...
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