Patent application number | Description | Published |
20090017330 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE UTILIZING THE SAME - A material for organic electroluminescence devices of the invention which is for use in combination with at least one phosphorescent metal complex has a specific heterocyclic structure. The material for organic electroluminescence devices is used as a host material or a hole transporting material. An organic electroluminescence device having an anode, a cathode and an organic thin film layer having one or more layers which is interposed between the anode and cathode, in which at least one layer of the organic thin film layer contains the material for organic electroluminescence devices, has a high emitting efficiency, causes little pixel defects, is excellent in heat resistance, and shows a long lifetime. | 01-15-2009 |
20090017331 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE UTILIZING THE SAME - A material for organic electroluminescence devices of the invention which is for use in combination with at least one phosphorescent metal complex has a specific heterocyclic structure. The material for organic electroluminescence devices is used as a host material or a hole transporting material. An organic electroluminescence device having an anode, a cathode and an organic thin film layer having one or more layers which is interposed between the anode and cathode, in which at least one layer of the organic thin film layer contains the material for organic electroluminescence devices, has a high emitting efficiency, causes little pixel defects, is excellent in heat resistance, and shows a long lifetime. | 01-15-2009 |
20090030202 | MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT AND ORGANIC ELECTROLUMINESCENT ELEMENT EMPLOYING THE SAME - A material for organic electroluminescence devices for use as a host material in combination with at least one phosphorescent metal complex, which comprises a compound having a specific heterocyclic structure, is described. Also described is an organic electroluminescence device having an anode, a cathode and an organic thin film layer having one or more layers. The organic thin film layer is interposed between the anode and cathode and has a light emitting layer containing a host material in combination with at least one phosphorescent metal complex. At least one layer of the organic thin film layer contains the material for organic electroluminescence devices. The material for organic electroluminescence devices provides an organic electroluminescence device which has a high emitting efficiency, causes little pixel defects, is excellent in heat resistance, and show a long lifetime. | 01-29-2009 |
20100283043 | ORGANIC EL ELEMENT - An organic electroluminescence device includes an anode, a cathode, and an organic thin-film layer interposed between the anode and the cathode. The organic thin-film layer includes a phosphorescent-emitting layer containing a host and a phosphorescent dopant, and an electron transporting layer that is provided closer to the cathode than the phosphorescent-emitting layer. The host contains a substituted or unsubstituted polycyclic fused aromatic skeleton. | 11-11-2010 |
20110248251 | NITROGEN-CONTAINING HETEROCYCLIC DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE ELEMENT USING NITROGEN-CONTAINING HETEROCYCLIC DERIVATIVE - Provided are a nitrogen-containing heterocyclic derivative having a specific structure containing a pyrazine skeleton in the center thereof, a hole injecting material or hole transporting material for an organic electroluminescence (EL) device, a light emitting material for an organic EL device, and an electron injecting material or electron transporting material for an organic EL device each containing the nitrogen-containing heterocyclic derivative, an organic EL device which includes one or a plurality of organic layers interposed between a cathode and an anode and in which at least one layer of the organic layers contains the nitrogen-containing heterocyclic derivative, and an apparatus including the organic EL device. The organic EL device shows high luminous brightness and high luminous efficiency even at a low voltage as compared with a conventional device. | 10-13-2011 |
20110284827 | INDENOFLUORENEDIONE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, AND ORGANIC ELECTROLUMINESCENT ELEMENT - An indenofluorenedione derivative having a specific structure, which is useful as a material for organic electroluminescence devices because the derivative is excellent in heat resistance and can be vapor-deposited on a substrate at moderate temperature. An organic electroluminescence device including an anode, a cathode, and an organic thin layer between the anode and the cathode, which contains the material for organic electroluminescence devices in the organic thin layer, is driven at a low driving voltage and has a long lifetime. | 11-24-2011 |
20120037895 | ORGANIC ELECTROLUMINESCENT ELEMENT - Provided is an organic electroluminescence device that has solved the conventional problems, and is thermally and chemically stable, has high efficiency with which an electron is injected from a cathode layer or an intermediate conductive layer to a light emitting layer, provides high luminous efficiency at a low voltage, and can maintain a long lifetime. Specifically, the organic electroluminescence device is an organic electroluminescence device, including: two electrode layers and optionally one or more intermediate conductive layers; a light emitting layer between the electrode layers, or between one of the electrode layers and the intermediate conductive layer and/or between the intermediate conductive layers; and an electron injection region formed of one or two or more layers between the light emitting layer and the cathode layer and/or between the light emitting layer and the intermediate conductive layer, in which at least one layer in the electron injection region contains at least one kind selected from the group consisting of an oxide of a transition metal belonging to any one of Groups 5 to 8 of the periodic table, a nitrogen-containing heterocyclic derivative, and a chalcogenide, and further contains a compound represented by the formula: MxAOy (in the formula, M represents Li, Na, K, Rb, or Cs, A represents Zr, V, Nb, Ta, Si, or Ge, x represents 1 or 2, and y represents an integer of 1 to 4). | 02-16-2012 |
20120068164 | MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT AND ORGANIC ELECTROLUMINESCENT ELEMENT EMPLOYING THE SAME - A material for organic electroluminescence devices for use as a host material in combination with at least one phosphorescent metal complex, which comprises a compound having a specific heterocyclic structure, is described. Also described is an organic electroluminescence device having an anode, a cathode and an organic thin film layer having one or more layers. The organic thin film layer is interposed between the anode and cathode and has a light emitting layer containing a host material in combination with at least one phosphorescent metal complex. At least one layer of the organic thin film layer contains the material for organic electroluminescence devices. The material for organic electroluminescence devices provides an organic electroluminescence device which has a high emitting efficiency, causes little pixel defects, is excellent in heat resistance, and show a long lifetime. | 03-22-2012 |
Patent application number | Description | Published |
20110104334 | PEPTIDE-CONTAINING SEASONING - A fermented seasoning which does not have the bitterness specific to peptides and can be easily ingested orally, in spite of containing large amount of peptides is provided. Namely, a fermented seasoning obtained by adding salt water to an | 05-05-2011 |
20120177783 | LOW COMMON SALT SOY SAUCE AND METHOD FOR PRODUCING THE SAME - The present invention provides a soy sauce powder having a favorable flavor and containing 2-phenyl ethanol and succinic acid at high concentrations. The low common salt soy sauce of the present invention is obtained by a method for producing a low common salt soy sauce, which includes adding a carbohydrate raw material to moromi in which the viable soy sauce yeast cell count per 1 g of moromi is 1×107 cells or more, adjusting the common salt concentration of the moromi in a manner such that the common salt concentration in moromi juice after maturation is 4.0 to 12.0 w/v %, and carrying out fermentation and maturation of the moromi. The pH of the obtained low common salt soy sauce is 4.7 to 6.0. | 07-12-2012 |
20120282243 | SOY SAUCE HAVING HYPOTENSIVE EFFECTS AND METHOD FOR PRODUCING THE SAME - The present invention provides soy sauce that comprises significant amounts of peptides, and, in particular, hypotensive peptide Gly-Tyr and hypotensive peptide Ser-Tyr, exhibiting a high degree of angiotensin-I-converting enzyme-inhibitory activity and has hypotensive effects while containing no hypotensive agent. Target soy sauce is obtained by mixing soy sauce koji having protease activity of 20 to 300 U/g koji with an aqueous common salt solution and subjecting the mixture to heated digestion, followed by compression filtration. Target soy sauce with a good flavor is obtained by adding soy sauce lactic acid bacteria and soy sauce yeast cells to the moromi mash after heated digestion, and subjecting the resultant to fermentation and maturation, followed by compression filtration. | 11-08-2012 |
20140328991 | Taste-Improving Agent - Provided is a taste-improving agent that suppresses the unpleasant taste of potassium, such as harshness, irritativeness, and bitterness without reducing the salty taste of a potassium-containing food or drink. The taste-improving agent for a potassium-containing food or drink comprises a lactic acid-fermented yeast extract that is obtainable by fermenting a yeast extract with a lactic acid bacterium and contains 7.5 (w/w) % or more of lactic acid relative to the solid content of the yeast extract. | 11-06-2014 |