Patent application number | Description | Published |
20090315049 | OPTICAL SEMICONDUCTOR ELEMENT MOUNTING PACKAGE, AND OPTICAL SEMICONDUCTOR DEVICE USING THE SAME - An optical semiconductor element mounting package that has good adhesion between the resin molding and the lead electrodes and has excellent reliability is provided, as well as an optical semiconductor device using the package is also provided. The optical semiconductor element mounting package having a recessed part that serves as an optical semiconductor element mounting region, wherein the package is formed by integrating: a resin molding composed of a thermosetting light-reflecting resin composition, which forms at least the side faces of the recessed part; and at least a pair of positive and negative lead electrodes disposed opposite each other so as to form part of the bottom face of the recessed part, and there is no gap at a joint face between the resin molding and the lead electrodes. | 12-24-2009 |
20100140638 | THERMOSETTING RESIN COMPOSITION FOR LIGHT REFLECTION, METHOD FOR MANUFACTURING THE RESIN COMPOSITION AND OPTICAL SEMICONDUCTOR ELEMENT MOUNTING SUBSTRATE AND OPTICAL SEMICONDUCTOR DEVICE USING THE RESIN COMPOSITION - This invention provides a heat curable resin composition for light reflection, which, after curing, can realize high reflectance in a range of visible light to near ultraviolet light, has excellent heat deterioration resistance and tablet moldability, and is less likely to cause burrs during transfer molding, and a process for producing the resin composition, and an optical semiconductor element mounting substrate and an optical semiconductor device using the resin composition. The heat curable resin composition for light reflection comprises a heat curable component and a white pigment and is characterized in that the length of burrs caused upon transfer molding under conditions of molding temperature 100° C. to 200° C., molding pressure not more than 20 MPa, and molding time 60 to 120 sec is not more than 5 mm and the light reflectance after heat curing at a wavelength of 350 nm to 800 nm is not less than 80%. The resin composition can be used for constructing the optical semiconductor element mounting substrate and the optical semiconductor device. | 06-10-2010 |
Patent application number | Description | Published |
20080233466 | Catalyst Material and Process For Preparing the Same - This invention provides a catalyst material comprising a conductive material coated with a polynuclear complex molecule derived from at least two types of heteromonocyclic compounds and a catalyst metal coordinated to the coating layer of the polynuclear complex molecule, and a catalyst material comprising a conductive material coated with a polynuclear complex molecule derived from a heteromonocyclic compound and a catalyst metal, which is a composite of a noble metal and a transition metal, coordinated to the coating layer of the polynuclear complex molecule. Such catalyst material of the invention has excellent catalytic performance and serviceability as, for example, an electrode of fuel cells. | 09-25-2008 |
20080269184 | Niosome Having Metal Porphyrin Complex Embedded Therein, Process For Producing The Same And Drug With The Use Thereof - A niosome having a metalloporphyrin complex embedded therein comprising a cationized metalloporphyrin complex and a niosome-forming substance. The niosome having a metalloporphyrin complex embedded therein has an SOD activity, can interact with superoxide anionic radicals (O | 10-30-2008 |
20080289960 | Electrode for Superoxide Anion and Sensor Including the Same - An electrode for superoxide anions characterized by comprising a conductive component and, superimposed on a surface thereof, a film resulting from electrolytic polymerization of a metal thiofurylporphyrin/axial ligand complex; and a sensor for measuring a superoxide anion concentration including the same. The electrode for superoxide anions, by virtue of not only the excellent performance of electrode provided with the metal porphyrin complex polymer film, but also the presence of the axial ligand, can prevent poisoning by a catalyst poison such as hydrogen peroxide. Accordingly, in any of in vitro or in vivo environments, this electrode for superoxide anions enables detection of superoxide anion radicals without suffering any influence from a catalyst poison such as hydrogen peroxide. Moreover, quantitative assay of superoxide anions can be performed by the use of this electrode for superoxide anion in combination with a counter electrode or a reference electrode. Thus, this electrode for superoxide anions can find wide applicability in various fields. | 11-27-2008 |
20090048096 | Porphyrin-based electrode catalyst - This invention provides a macrocyclic-organic-compound-based catalyst for reducing oxygen having high oxygen-reducing activity. This oxygen-reducing catalyst comprises a conductive support and, supported thereon, a porphyrin complex represented by formula (I): | 02-19-2009 |
20090246601 | PROCESS FOR PREPARING CATALYST MATERIAL - The present invention is intended to provide a catalyst material that supports active species densely, thereby having higher catalytic performance and serviceability as, for example, an electrode for fuel cells. To achieve the above object, the present invention provides a process for preparing a catalyst material, including: an electrochemical polymerization step of electrochemically polymerizing a heteromonocyclic compound so that the surface of a conductive material is coated with polynuclear complex molecules derived from the heteromonocyclic compound; and a metallation step of coordinating a catalytic metal to the coating layer of the polynuclear complex molecules, characterized in that the potential applied in the electrochemical polymerization is 0.8 to 1.5 V. | 10-01-2009 |
20100015506 | CATALYST MATERIAL AND PROCESS FOR PREPARING THE SAME - A catalyst material that bears active species densely, thereby having higher catalytic performance and serviceability, for example, as an electrode for fuel cells. A catalyst material, wherein a conductive material whose surface physically adsorbs a polymerizable ligand having an electrochemically polymerizable heterocycle and an electron-withdrawing group bonded to the heterocycle or is coated with polynuclear complex molecules formed by electrochemical polymerization of the polymerizable ligand having an electrochemically polymerizable heterocycle and an electron-withdrawing group bonded to the heterocycle. A catalytic metal is coordinated to the adsorption layer of the polymerizable ligand having an electrochemically polymerizable heterocycle and an electron-withdrawing group bonded to the heterocycle, or to the coating layer of the polynuclear complex molecules. | 01-21-2010 |
20110315551 | ELECTRODE FOR ACTIVE OXYGEN SPECIES AND SENSOR USING THE ELECTRODE - An electrode for active oxygen species comprising a conductive component with a polymer membrane of a metal porphyrin complex formed on the surface is disclosed. The electrode for active oxygen species can detect active oxygen species such as superoxide anion radicals, hydrogen peroxide, and .OH and other active radical species (NO, ONOO—, etc.) in any environment including in vivo environment as well as in vitro environment. The electrode thus can be used for specifying various diseases and examining active oxygen species in food or in water such as tap water and sewage water. | 12-29-2011 |
20130189347 | DISEASE TREATMENT DRUG - A disease treatment drug having high pharmacological effects and no side effects is provided, the disease treatment drug being capable of intensively delivering an iron or manganese porphyrin complex capable of removing active oxygen to abnormal tissue within a living body, and effectively removing the active oxygen within the abnormal tissue. The disease treatment drug contains an iron or manganese porphyrin complex nanocapsule housing an iron or manganese porphyrin complex within a nanosized capsule. In the disease treatment drug, disease of abnormal tissue having a high concentration of active oxygen can be treated by the iron or manganese porphyrin complex delivered into the abnormal tissue as a result of the nanocapsule, without affecting normal tissue having a low concentration of active oxygen, and side effects can be suppressed. | 07-25-2013 |
20140061063 | ELECTRODE FOR ACTIVE OXYGEN SPECIES AND SENSOR USING THE ELECTRODE - An electrode for active oxygen species comprising a conductive component with a polymer membrane of a metal porphyrin complex formed on the surface is disclosed. The electrode for active oxygen species can detect active oxygen species such as superoxide anion radicals, hydrogen peroxide, and .OH and other active radical species (NO, ONOO—, etc.) in any environment including in vivo environment as well as in vitro environment. The electrode thus can be used for specifying various diseases and examining active oxygen species in food or in water such as tap water and sewage water. | 03-06-2014 |