| Patent application number | Description | Published |
|---|
| 20080248372 | FUEL CELL CATALYST, METHOD OF PREPARING SAME, AND MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELL AND FUEL CELL SYSTEM INCLUDING SAME - A fuel cell catalyst includes a platinum-iron (Pt—Fe) alloy having an ordered or disordered face-centered cubic structure or face-centered tetragonal structure. The face-centered cubic structure has a lattice constant ranging from about 3.820 Å to about 3.899 Å (or from about 3.862 Å to about 3.880 Å), and the face-centered tetragonal structure has a first lattice constant ranging from about 3.800 Å to about 3.880 Å (or from about 3.810 Å to about 3.870 Å) and a second lattice constant ranging from about 3.700 Å to about 3.810 Å (or from about 3.710 Å to about 3.800 Å). A membrane-electrode assembly can improve cell performance by including the above catalyst having the relatively high activity and selectivity for an oxidant reduction in at least one of an anode or a cathode, and can increase lifespan by inhibiting catalyst poisoning. | 10-09-2008 |
| 20100203421 | NANO-POROUS NANO-COMPOSITE, METHOD OF PREPARING THE SAME, AND SOLID OXIDE FUEL CELL INCLUDING THE NANO-POROUS NANO-COMPOSITE - A nano-composite, including: a plurality of secondary particles, each secondary particle including a mixture of nano-size primary particles, wherein the mixture of nano-size primary particles includes particles including a nickel oxide or a copper oxide, and particles including zirconia doped with a trivalent metal element or ceria doped with a trivalent metal element, and wherein the nano-size primary particles define a plurality of nano-pores. | 08-12-2010 |
| 20100209816 | FUEL ELECTRODE MATERIAL, METHOD OF PREPARING THE FUEL ELECTRODE MATERIAL, AND SOLID OXIDE FUEL CELL INCLUDING THE FUEL ELECTRODE MATERIAL - A fuel electrode material, a method of preparing the fuel electrode material and a solid oxide fuel cell including the fuel electrode material. The fuel electrode material includes a metal oxide bound to a surface of particles, the particles including nickel, copper or a combination thereof, wherein the metal oxide is an oxide of a metal element selected from the group consisting of cerium, titanium, silicon, aluminum, zirconium and a combination including at least one of the foregoing. | 08-19-2010 |
| 20100261090 | Cathode catalyst for fuel cell, and membrane-electrode assembly for fuel cell and fuel cell system comprising same - A cathode catalyst for a fuel cell includes Ru, Fe, and A, where A is Se or S. A cathode catalyst may also include a carbon-based material and crystalline M | 10-14-2010 |
| 20110081598 | SOLID OXIDE ELECTROLYTE, SOLID OXIDE FUEL CELL CONTAINING THE SOLID OXIDE ELECTROLYTE, AND METHOD OF PREPARING THE SOLID OXIDE ELECTROLYTE - A solid oxide electrolyte including an oxygen ion conducting solid solution, wherein the solid solution is represented by Formula 1 below: | 04-07-2011 |
| 20110091794 | FUEL ELECTRODE MATERIAL AND SOLID OXIDE FUEL CELL INCLUDING THE FUEL ELECTRODE MATERIAL - A fuel electrode material including a metal oxide having a perovskite type crystalline structure and represented by Formula 1: | 04-21-2011 |
| Patent application number | Description | Published |
|---|
| 20080318106 | Catalyst for a cathode of a mixed reactant fuel cell, membrane-electrode assembly for a mixed reactant fuel cell including the same, and mixed reactant fuel cell system including the same - The cathode catalyst for a mixed reactant fuel cell includes a mixed catalyst that includes a first catalyst including a Ru—Ch1 compound where Ch1 is a chalcogens selected from the group consisting of S, Se, Te, and combinations thereof, and a second catalyst including a Pt—Ch2 compound where Ch2 is a chalcogens selected from the group consisting of S, Se, Te, and combinations thereof. The cathode catalyst can improve excellent power characteristics of a fuel cell due to excellent catalyst activity and selectivity. | 12-25-2008 |
| 20090011311 | CATHODE CATALYST FOR FUEL CELL, METHOD OF PREPARING SAME, AND MEMBRANE-ELECTRODE ASSEMBLY COMPRISING SAME - The cathode catalyst for a fuel cell includes an RuSe alloy having an average particle size of less than or equal to 6 nm. The cathode catalyst may also include a metal carbide. The RuSe alloy is a highly active amorphous catalyst. | 01-08-2009 |
| 20090061286 | Cathode catalyst for fuel cell, method for preparing the same, membrane-electrode assembly comprising the same, and fuel cell system including the same - The cathode catalyst for a fuel cell includes PdM where M is a metal selected from the group consisting of Mn, Fe, Co, Cu, and combinations thereof. The average distance between the Pd atoms ranges from 2.72 to 2.73 Å, the average distance between the Pd and M atoms ranges from 2.63 to 2.67 Å, and the average distance between the M atoms ranges from 2.63 to 2.67 Å. The cathode catalyst is relatively cheaper but has excellent activity compared with a Pt catalyst. | 03-05-2009 |
| 20090104509 | Carrier for fuel cell, and catalyst, membrane-electrode assembly, and fuel cell system including the same - The present invention provides a carrier for a fuel cell including a cryogel-type carbon. A catalyst of the fuel cell includes the cryogel-type carbon and an active material. One of an anode and cathode of the fuel cell has the catalyst including cryogel-type carbon. The carrier for a fuel cell has excellent porosity, specific surface area, and density characteristics, and thus is capable of improving catalyst activity due to excellent catalyst-supporting efficiency, and thereby cell performance. | 04-23-2009 |
| 20090136808 | Porous carbon structure, method for preparing same, electrode catalyst for fuel cell, and electrode and membrane-electrode assembly including same - The porous carbon structure according to one embodiment of the present invention includes mesopores, and at least two kinds of macropores having different average pore diameters. The porous carbon structure includes inter-connected pores and thereby increases specific surface area and improves electronic conductivity. | 05-28-2009 |
| 20090136816 | HOLLOW CAPSULE STRUCTURE AND METHOD OF PREPARING THE SAME - A hollow capsule structure and a method of preparing the same are disclosed. The hollow capsule structure may include a shell with nanopores. The nanopores may be spherical nanopores. The hollow capsule structure may include pores connected to one another with excellent electronic conductivity and a large specific surface area. In addition, the hollow capsule structure may be configured to can easily transfer mass due to a capillary phenomenon of the nanopores in the shell. As a result, the hollow capsule structure may be configured for use with a catalyst supporter, a supporter for growing carbon nanotubes, an active material, a conductive agent, a separator, a deodorizer, a purifier, an adsorption agent, a material for a display emitter layer, a filter and the like. | 05-28-2009 |
