JP2005034835A5 - - Google Patents

Claims (13)

  A conductive film; and catalyst particles formed on the conductive film, wherein a difference between a lattice constant of a material forming the conductive film and a lattice constant of a material forming the catalyst particle is 16% or less. A catalyst structure characterized by being.   A conductive film, a catalyst particle formed adjacent to the conductive film, and a coating material formed in contact with the catalyst particle, and a lattice constant of the material constituting the conductive film and the catalyst A catalyst structure characterized in that a difference in lattice constant between materials constituting particles is 16% or less.   The catalyst structure according to claim 1, wherein a main constituent material of the catalyst particles is a platinum group alloy. A conductive film; and catalyst particles formed on the conductive film, wherein a difference between a lattice constant of a material forming the conductive film and a lattice constant of a material forming the catalyst particle is 16% or less. There, the main constituent material is PtRu or PtMo der Ru catalysts structure of the catalyst particles.   The catalyst structure according to claim 1, wherein the main constituent element of the conductive film has one selected from the group consisting of Ni, Co, Fe, Cu, Au, Ag, Al, and Ti. A conductive film, a catalyst particle formed adjacent to the conductive film, and a coating material formed in contact with the catalyst particle, and a lattice constant of the material constituting the conductive film and the catalyst The difference in lattice constant between the materials constituting the particles is 16% or less, the main constituent material of the catalyst particles is PtRu or PtMo, the size of the catalyst particles is 2.6 nm or more and 4.2 nm or less, and the conductive the main constituent element Ni sex film, Co, Fe, Cu, Au , Ag, Al, has one selected from the group consisting of Ti, touch the main constituent material of the coating material Ru Ah in the DNA molecule media structure . A conductive film, a catalyst particle formed adjacent to the conductive film, and a coating material formed in contact with the catalyst particle, and a lattice constant of the material constituting the conductive film and the catalyst The difference in lattice constant between the materials constituting the particles is 16% or less, the main constituent material of the catalyst particles is a platinum group alloy, and the main constituent elements of the conductive film are Ni, Co, Fe, Cu, Au, Ag, Al, is one selected from the group consisting of Ti, catalytic structure main component material is Ru carbon nanohorn der of the coating material. A conductive film, a catalyst particle formed adjacent to the conductive film, and a coating material formed in contact with the catalyst particle, and a lattice constant of the material constituting the conductive film and the catalyst The difference in lattice constant between the materials constituting the particles is 16% or less, the main constituent material of the catalyst particles has PtRu or PtMo, and the main constituent elements of the conductive film are Ni, Co, Fe, Cu, Au , Ag, Al, has one selected from the group consisting of Ti, catalytic structure main component material is Ru carbon nanohorn der of the coating material. A fuel electrode; an oxygen electrode; and an electrolyte membrane disposed between the fuel electrode and the oxygen electrode, wherein the oxygen electrode comprises a catalyst, the catalyst comprising: a conductive film; and A fuel cell comprising: catalyst particles formed thereon, wherein a difference between a lattice constant of a material constituting the conductive film and a lattice constant of a material constituting the catalyst particle is 16% or less . An electrolyte membrane; a fuel electrode formed adjacent to one side surface of the electrolyte membrane; and an electrolyte membrane formed adjacent to a side surface opposite to the surface on which the fuel electrode is disposed. A fuel using alcohol as a raw material is used, and the oxygen electrode has a catalyst structure, and the catalyst structure is in contact with a conductive film, catalyst particles formed adjacent to the conductive film, and the catalyst particles. A fuel cell , wherein a difference between a lattice constant of a material constituting the conductive film and a lattice constant of a material constituting the catalyst particles is 16% or less .   An exhaust gas purification system for an internal combustion engine comprising an exhaust gas supply unit from an internal combustion engine and a catalytic converter into which the exhaust gas supplied from the exhaust gas supply unit is introduced, wherein the catalytic converter is from claim 1 to claim 2. An exhaust gas purification system comprising the catalyst structure according to any one of 8.   An exhaust gas supply unit, a first bag filter device that removes dust in the supplied exhaust gas, an adsorbent packed bed device that removes organic halogen compounds contained in the exhaust gas that has passed through the first bag filter device, and It is an exhaust gas treatment system provided with the 2nd bag filter apparatus which removes the acidic component in the exhaust gas which passed through the adsorbent packed bed apparatus, Comprising: The said adsorbent packed bed apparatus is in any one of Claims 1-8. An exhaust gas treatment system comprising a catalyst structure. The catalyst structure according to any one of claims 1 to 8, wherein a difference in lattice constant is 3% or more.