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 |
20110236795 | METAL-DOPED OXIDE, METHOD OF PREPARING THE SAME, AND SOLID OXIDE ELECTROLYTE USING THE METAL-DOPED OXIDE - A method of preparing a metal-doped oxide, the method including: preparing a precursor solution including a zirconium precursor or cerium precursor, a dopant metal precursor, a solvent, and a chloride salt; and heat-treating the precursor solution to prepare the metal-doped oxide. | 09-29-2011 |
20110294039 | SOLID OXIDE ELECTROLYTE, SOLID OXIDE FUEL CELL INCLUDING THE SOLID OXIDE ELECTROLYTE, AND METHOD OF PREPARING THE SOLID OXIDE ELECTROLYTE - A solid oxide electrolyte including an oxide represented by Formula 1: | 12-01-2011 |
20120064433 | MATERIAL FOR SOLID OXIDE FUEL CELL, CATHODE INCLUDING THE MATERIAL, AND SOLID OXIDE FUEL CELL INCLUDING THE MATERIAL - A material for a solid oxide fuel cell, the material including a lanthanum metal oxide having a perovskite-type crystal structure; and a ceria metal oxide, wherein the ceria metal oxide includes at least one material selected from the group consisting of metal oxides represented by Formula 1 below and metal oxides represented by Formula 2: | 03-15-2012 |
20120251923 | MATERIAL FOR SOLID OXIDE FUEL CELL, CATHODE INCLUDING THE MATERIAL, AND SOLID OXIDE FUEL CELL INCLUDING THE SAME - A material for a solid oxide fuel cell including a compound of Chemical Formula 1: | 10-04-2012 |
20120270139 | CATHODE MATERIAL FOR A FUEL CELL, CATHODE INCLUDING THE CATHODE MATERIAL, AND A SOLID OXIDE FUEL CELL INCLUDING THE CATHODE MATERIAL - A cathode material for a fuel cell, the cathode material including a first metal oxide having a perovskite crystal structure, and a second metal oxide including cerium and at least two lanthanide elements, the lanthanide elements having an average ionic radius of about 0.90 to about 1.02 Å. | 10-25-2012 |
20120328970 | MATERIAL FOR SOLID OXIDE FUEL CELL, CATHODE INCLUDING THE MATERIAL AND SOLID OXIDE FUEL CELL INCLUDING THE MATERIAL - A material for a solid oxide fuel cell, the material including: a first compound having a perovskite crystal structure, a first ionic conductivity, a first electronic conductivity, and a first thermal expansion coefficient, wherein the first compound is represented by Formula 1 below; and a second compound having a perovskite crystal structure, a second ionic conductivity, a second electronic conductivity, and a second thermal expansion coefficient, | 12-27-2012 |
20130078547 | 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. | 03-28-2013 |
20130095408 | ANODE MATERIAL FOR SOLID OXIDE FUEL CELL, AND ANODE AND SOLID OXIDE FUEL CELL INCLUDING ANODE MATERIAL - A composite anode material for a solid oxide fuel cell (SOFC), an anode for a SOFC including a Ni-containing alloy including Ni and a transition metal other than Ni; and a perovskite metal oxide having a perovskite structure. | 04-18-2013 |
20130183593 | SOLID OXIDE, SOLID OXIDE ELECTRODE, SOLID OXIDE FUEL CELL INCLUDING THE SAME, AND METHODS OF PREPARING THE SAME - An oxide represented by Formula 1: | 07-18-2013 |
20130224628 | FUNCTIONAL LAYER MATERIAL FOR SOLID OXIDE FUEL CELL, FUNCTIONAL LAYER MANUFACTURED USING FUNCTIONAL LAYER MATERIAL, AND SOLID OXIDE FUEL CELL INCLUDING FUNCTIONAL LAYER - A functional layer material for a solid oxide fuel cell (SOFC) including a ceria ceramic oxide and a metal oxide including a metal, except for zirconium, having a Vegard's slope X represented by Equation 1 and having an absolute value |X| of the Vegard's slope X, wherein 27×10 | 08-29-2013 |
20130295484 | MATERIAL FOR SOLID OXIDE FUEL CELL, CATHODE FOR SOLID OXIDE FUEL CELL AND SOLID OXIDE FUEL CELL INCLUDING THE SAME, AND METHOD OF MANUFACTURE THEREOF - A material for a solid oxide fuel cell, the material including: a first metal oxide represented by Formula 1 and having a perovskite crystal structure; a second metal oxide having an electronic conductivity which is greater than an electrical conductivity of the first metal oxide, a thermal expansion coefficient which is less than a thermal expansion coefficient of the first metal oxide, and having a perovskite crystal structure; and a third metal oxide having a fluorite crystal structure: | 11-07-2013 |
20130295489 | ANODE SUPPORT FOR SOLID OXIDE FUEL CELL, METHOD OF MANUFACTURING THE SAME, AND SOLID OXIDE FUEL CELL INCLUDING THE SAME - An anode support for a solid oxide fuel cell, the anode support having a bimodal pore distribution comprising a first pore having an average pore size of about 3 micrometers to about 10 micrometers, and a second pore having an average pore size of about 0.1 micrometer to about 1 micrometer. | 11-07-2013 |
20140106259 | POSITIVE ELECTRODE COMPOSITE FOR SOLID OXIDE FUEL CELL, METHOD OF PREPARING THE SAME AND SOLID OXIDE FUEL CELL INCLUDING THE SAME - A positive electrode composite for a solid oxide fuel cell, on the positive electrode composite including: a porous reaction prevention layer; and a mixed-conductivity material disposed in the porous reaction prevention layer. | 04-17-2014 |
20140127607 | CATHODE FOR SOLID OXIDE FUEL CELL, METHOD OF MANUFACTURING THE SAME, AND SOLID OXIDE FUEL CELL INCLUDING THE SAME - A cathode for a solid oxide fuel cell, the cathode including: a mixed ionic-electronic conductor having a structure in a form of a pattern. | 05-08-2014 |
20140199612 | SOLID OXIDE FUEL CELL HAVING HYBRID SEALING STRUCTURE - A solid oxide fuel cell (“SOFC”) sealed with a multi-layered hybrid structure, the SOFC including: a cathode layer; a cathode current collector in contact with the cathode layer; an anode layer corresponding to the cathode layer; an anode current collector in contact with the anode layer; an electrolyte layer disposed between the cathode layer and the anode layer; a reaction barrier layer disposed between the electrolyte layer and the cathode layer; and at least two different types of sealing materials. | 07-17-2014 |
20140199614 | COMPOSITE, AND ELECTRODE AND FUEL CELL INCLUDING THE COMPOSITE - A composite including: a nickel compound represented by Formula 1: | 07-17-2014 |
20140234752 | Scheelite-Structured Composite Metal Oxide with Oxygen Ionic Conductivity - A composite metal oxide represented by the formula | 08-21-2014 |
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 |