Patent application number | Description | Published |
20110198210 | PHOTOCATALYTIC MATERIAL, METHOD OF DECOMPOSING ORGANIC SUBSTANCE, INTERIOR MEMBER, AIR CLEANING DEVICE, AND DEVICE FOR PRODUCING OXIDIZING AGENT - A divalent copper salt and/or trivalent iron salt is supported on a surface of a metal ion-doped titanium oxide obtained by doping titanium oxide with metal ions to give a metal ion-doped titanium oxide with a valence band potential of 3 V or more (vs. SHE, pH=0) and a bandgap of 3 V or less between the valence band and an energy level of electrons excited from the valence band (including conduction band minimum potential and isolated potential). The metal ion-doped titanium oxide can be made to exhibit strong oxidative decomposition activity when irradiated with visible light based on the fact the divalent copper salt or trivalent iron salt functions as a catalyst for multi-electron reduction of oxygen. | 08-18-2011 |
20110204278 | TITANIUM OXIDE PARTICLES, MANUFACTURING METHOD THEREOF, MAGNETIC MEMORY, AND CHARGE STORAGE TYPE MEMORY - There are provided titanium oxide particles capable of manifesting an unprecedented property, a manufacturing method thereof and a magnetic memory as well as a charge storage type memory employing the titanium oxide particles. Unlike-conventional bulk bodies phase-transited between nonmagnetic semiconductors and paramagnetic metals around about 460K, provided are titanium oxide particles | 08-25-2011 |
20110236725 | MICROBIAL FUEL CELL - It is an object of the present invention to provide a microbial fuel cell capable of increasing a current density without employing a mediator. The microbial fuel cell | 09-29-2011 |
20110287282 | Fine Structural Body, Method For Manufacturing Fine Structural Body, Magnetic Memory, Charge Storage Memory And Optical Information Recording Medium - There are provided a fine structural body capable of manifesting an unprecedented property; a manufacturing method thereof; and a magnetic memory, a charge storage memory and an optical information recording medium employing such fine structural body. Unlike conventional bulk bodies phase-transited between nonmagnetic semiconductors and paramagnetic metals around about 460K, there can be provided a fine structural body | 11-24-2011 |
20120135861 | PHOTOCATALYTIC MATERIALS AND PROCESS FOR PRODUCING THE SAME - The present invention relates to a photocatalytic material having a visible light activity which includes a tungsten-doped titanium oxide or a tungsten/gallium-codoped titanium oxide, and a divalent copper salt and/or a trivalent iron salt supported on a surface of the doped or codoped titanium oxide, and a process for producing the photocatalytic material. | 05-31-2012 |
20120201714 | METHOD FOR INACTIVATING VIRUS AND ARTICLE PROVIDED WITH ANTIVIRAL PROPERTIES - To provide a method for inactivating a virus which is in contact with a photocatalyst material, the method including irradiating the photocatalyst material with light from a light source, and an article provided with an anti-viral property, the article containing a visible-light-responsive photocatalyst material deposited on the surface thereof. | 08-09-2012 |
20120237396 | VISIBLE LIGHT-RESPONSIVE PHOTOCATALYST COATING MATERIAL, COATED ARTICLE, ALLERGEN INACTIVATION METHOD - Object of the present invention is to provide visible light-responsive photocatalyst coating material which can form a coating film exhibiting superior allergen inactivation property through irradiation of visible light. The visible light-responsive photocatalyst coating material comprises: photocatalyst material having visible light-activity composed of metal oxide particle with divalent copper salt supported on the surface thereof, said metal oxide particle having optical semiconductor-characteristics and potential of valence band of said metal oxide particle being 3[V] or more (vs. SHE, pH=0); binder component including component having siloxane bond or component forming siloxane bond through reaction; and chloride ionic compound. When visible light is irradiated to the coating film, the metal oxide particle exhibits photocatalyst activity in the presence of the copper-divalent ion and chloride ion, thereby significantly high allergen inactivation property is exhibited. Additionally, it can prevent the separation of the photocatalyst coating material from the coating film. | 09-20-2012 |
20120275990 | MICROSTRUCTURE AND MANUFACTURING METHOD THEREFOR - A microstructure that can develop non-conventional and novel physical properties and a method for producing the same are provided. Ethanol is added to a mixture solution produced by adding a surfactant solution to a peroxotitanic acid aqueous solution to produce precipitates, and the precipitates collected from the mixture solution are let dried to produce precursor powders | 11-01-2012 |
20130105723 | TITANIUM OXIDE PARTICLES, PROCESS FOR PRODUCING SAME, MAGNETIC MEMORY, OPTICAL INFORMATION RECORDING MEDIUM, AND CHARGE ACCUMULATION TYPE MEMORY | 05-02-2013 |
20130230744 | ELECTRODE FOR MICROBIAL FUEL CELL AND MICROBIAL FUEL CELL USING THE SAME - Provided is an electrode for a microbial fuel cell, which is capable of generating high-power electric current in the microbial fuel cell and the microbial fuel cell using the electrode. Specifically, the invention relates to an electrode (as an anode of a microbial fuel cell) for a microbial fuel cell which contains a carbon-containing electrode base and carbon nanowires formed across the whole or a part of the surface of the electrode base is provided. Consequently, the electrode surface area is significantly increased and the affinity between an electron conductive microorganism and the electrode is increased. The efficiency of charge transfer from the microorganism to the electrode can thus be dramatically increased. | 09-05-2013 |
20130281283 | TITANIUM OXIDE PHOTOCATALYST HAVING COPPER COMPOUNDS SUPPORTED THEREON, AND METHOD FOR PRODUCING SAME - A copper compound-carried titanium oxide photocatalyst which is excellent in a photocatalytic activity and a viral inactivation property and a production process for the same can be provided by a copper compound-carried titanium oxide photocatalyst comprising titanium oxide in which a content of rutile type titanium oxide is 50% by mole or more and a monovalent copper compound and a divalent copper compound which are carried on a surface of the titanium oxide described above and a production process for a copper compound-carried titanium oxide photocatalyst, comprising a step of carrying a monovalent copper compound and a divalent copper compound on a surface of titanium oxide in which a content of rutile type titanium oxide is 50% by mole or more. | 10-24-2013 |
20140102883 | CARBON DIOXIDE ENRICHMENT DEVICE - A carbon dioxide enrichment device, comprising:
| 04-17-2014 |
20140131197 | CARBON DIOXIDE ENRICHMENT DEVICE - A carbon dioxide enrichment device includes first and second gas diffusion electrodes; an anion exchange membrane; and an electrolytic solution partitioned by the anion exchange membrane. The electrolytic solution contains solvent and solute, and the solute is dissolved to form a dissolved inorganic carbon containing carbonic acid, hydrogen carbonate ions, or carbonic acid ions. The oxygen is consumed by an oxygen reduction reaction on the first gas diffusion electrode, whereby, a dissolved inorganic carbon is formed by a dissolution and ionization reaction of carbon dioxide in the solvent. The dissolved inorganic carbon from the solute or the dissolved inorganic carbon is transported to the second gas diffusion electrode through the anion exchange membrane, and oxygen is formed from the solvent near the second gas diffusion electrode by an oxidation reaction of the solvent on the second gas diffusion electrode, and carbon dioxide is formed from the dissolved inorganic carbon. | 05-15-2014 |
20140199357 | ANTIMICROBIAL AND ANTIVIRAL COMPOSITION, AND METHOD OF PRODUCING THE SAME - An antimicrobial and antiviral composition, a method of producing the same, and the like are provided, which are capable of exhibiting an excellent antimicrobial and antiviral properties over a long time in the application for various uses. The antimicrobial and antiviral composition contains cuprous oxide particles having a BET specific surface area of 5 to 100 m | 07-17-2014 |
20140322629 | NITRATE REDUCTION METHOD, NITRATE REDUCTION CATALYST, NITRATE REDUCTION ELECTRODE, FUEL CELL, AND WATER TREATMENT APPARATUS - A nitrate reduction method in accordance with the present invention reduces at least one type of nitrates and nitrites in a presence of a carbon-based material containing at least one selected from a group consisting of graphite, graphene, and amorphous carbon. | 10-30-2014 |
20140326603 | CARBON DIOXIDE PERMEATION DEVICE AND METHOD OF TRANSPORTING CARBON DIOXIDE - The carbon dioxide permeation device in accordance with the present invention includes a first gas diffusion electrode, a second gas diffusion electrode, an electrolyte membrane which is between the first gas diffusion electrode and the second gas diffusion electrode, and a DC power source. The carbon dioxide permeation device accelerates absorption of carbon dioxide into the electrolyte membrane from gas in a vicinity of the first gas diffusion electrode so as to decrease a carbon dioxide concentration of the gas in the vicinity of the first gas diffusion electrode, and accelerates emission of carbon dioxide from the electrolyte membrane to gas in a vicinity of the second gas diffusion electrode by causing an oxidation reaction of water in the electrolyte membrane so as to enrich carbon dioxide in the gas in the vicinity of the second gas diffusion electrode. | 11-06-2014 |
20140353144 | CARBON-BASED MATERIAL, ELECTRODE CATALYST, OXYGEN REDUCTION ELECTRODE CATALYST, GAS DIFFUSION ELECTRODE, AQUEOUS SOLUTION ELECTROLYSIS DEVICE, AND METHOD OF PREPARING CARBON-BASED MATERIAL - A carbon-based material in accordance with the present invention includes graphene doped with metal atoms and at least one type of non-metal atoms selected from a group consisting of nitrogen atoms, boron atoms, sulfur atoms, and phosphorus atoms. A diffraction pattern obtained by X-ray diffraction measurement of the carbon-based material by use of CuKα radiation showing that a proportion of the highest of intensities of peaks derived from an inactive metal compound and a metal crystal to an intensity of a (002) peak is 0.1 or less. | 12-04-2014 |