Patent application number | Description | Published |
20080233387 | ORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY DEVICE - An electroluminescent device is provided with an anode, a cathode, and an organic layer having at least a light-emitting layer and held between the anode and the cathode. A layer with a nitrogen-containing heterocycle derivative therein is arranged between the anode and the light-emitting layer. The layer with the nitrogen-containing heterocycle derivative contained therein has a thickness greater than a hole supply layer arranged between the anode and the light-emitting layer. | 09-25-2008 |
20080241768 | TRANSFER SUBSTRATE, AND FABRICATION PROCESS OF ORGANIC ELECTROLUMINESCENT DEVICES - A transfer substrate is provided with a photothermal conversion layer and a transfer layer formed in this order on a base substrate. The transfer layer is formed of an organic material selected from the group including a first organic material, which has a weight decrease initiation temperature (T | 10-02-2008 |
20080292904 | ORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY APPARATUS - A red light-emitting organic electroluminescent device is provided and includes an anode; a cathode; and an organic layer which includes a light-emitting layer and is interposed between the anode and cathode. The light-emitting layer includes a red light-emitting guest material and a host material composed of a polycyclic aromatic hydrocarbon compound whose mother skeleton has a ring member number of from four to seven. The organic electroluminescent device also includes an electron transport layer containing a benzimidazole derivative provided adjacent to the light-emitting layer. | 11-27-2008 |
20080315754 | ANTHRACENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - Provided are a novel anthracene derivative of a specific structure in which benzofuran or benzothiophene is bonded to anthracene through an arylene group, a material for an organic electroluminescence device and a light emitting material for an organic electroluminescence device each containing the anthracene derivative, and an organic electroluminescence device including an organic thin film layer formed of one or plural layers including at least a light emitting layer, the organic thin film layer being interposed between a cathode and an anode, in which at least one layer of the organic thin film layer contains the anthracene derivative alone or as a component of a mixture. The organic electroluminescence device has high luminous efficiency and is capable of emitting light with a long lifetime, and the device can be realized by the anthracene derivative. | 12-25-2008 |
20090026935 | ORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY DEVICE - An organic electroluminescent is provided having an anode, a cathode, and at least one organic layer including a light-emitting layer provided between the anode and the cathode, wherein the organic layer includes an amine compound represented by the following formula (1): | 01-29-2009 |
20090039769 | ORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY APPARATUS - An organic electroluminescent device for emitting red light is disclosed, including: an anode; a cathode; and an organic layer including a light emitting layer provided between the anode and the cathode, wherein the light-emitting layer contains a red light-emitting guest material and a host material composed of a polycyclic aromatic hydrocarbon compound having a skeleton with a 4 to 7 membered ring, and a photosensitizing layer containing a light-emitting guest material which generates blue light is provided adjacent to the light-emitting layer. | 02-12-2009 |
20090045735 | TRANSFER SUBSTRATE AND METHOD FOR FABRICATING ORGANIC ELECTROLUMINESCENT ELEMENT - A transfer substrate includes a light transmissive support substrate; a light-heat conversion layer formed on the light transmissive support substrate; and a transfer layer formed on the light heat conversion layer. The transfer layer is a layer transferred as a luminescent layer of an organic electroluminescent element and is made of a metal complex, a fluorescent luminescent dopant and an aromatic hydrocarbon whose matrix skeleton has four to seven rings. | 02-19-2009 |
20090066237 | ORGANIC ELECTROLUMINESCENT DEVICE, FABRICATION PROCESS OF ORGANIC ELECTROLUMINESCENT DEVICE, DISPLAY DEVICE, AND FABRICATION PROCESS OF DISPLAY DEVICE - An organic electroluminescent device is provided with a substrate, and a lower electrode, a luminescence function layer including an organic light-emitting layer, and an upper electrode stacked in this order on the substrate to emit light, which has been generated in said organic light-emitting layer, out of said upper electrode. The lower electrode includes a reflective material layer comprised essentially of metal, an oxide film provided on a surface of said reflective material layer, and a thin metal film provided over the oxide film. | 03-12-2009 |
20090294763 | ORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY UNIT - Disclosed herein is an organic electroluminescent device including: an anode; a cathode; and an organic layer including a light-emitting layer, a naphthacene compound layer containing a naphthacene compound, and an electron transport layer; the light-emitting layer being composed of a light-emitting guest material and an aromatic hydrocarbon compound having the skeleton of anthracene, and the naphthacene compound layer containing no less than 80 wt % of naphthacene compound represented by the formula (1) below and having a thickness of 0.5 to 10 nm and being in contact with that side of the electron transport layer which faces the light-emitting layer. | 12-03-2009 |
20100181555 | MATERIAL FOR ORGANIC ELECTROLUMINESCENT DEVICE, ORGANIC ELECTROLUMINESCENT DEVICE, AND ORGANIC ELECTROLUMINESCENT DISPLAY - A material for an organic electroluminescent device including an imine derivative represented by the following formula (Ia) or (Ib), | 07-22-2010 |
20100181560 | ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY, AND ELECTRONIC APPARATUS - An organic electroluminescent element includes an electron-transport layer composed of a heterocyclic compound, a negative electrode composed of a metal material, and a transition-metal-complex layer arranged between the electron-transport layer and the negative electrode. | 07-22-2010 |
20100219404 | ORGANIC EL DEVICE - An organic EL device includes: an anode, a cathode and an organic thin-film layer interposed between the anode and the cathode, in which the organic thin-film layer includes: an emitting layer containing a host material and a phosphorescent material; and a hole transporting layer provided adjacent to the anode relative to the emitting layer. The hole transporting layer includes a first hole transporting layer and a second hole transporting layer that are sequentially layered on the anode, in which the first hole transporting layer contains an amino compound substituted by an aromatic substituent represented by a formula (1) below and the second hole transporting layer contains at least one of compounds represented by formulae (2) to (5) below. | 09-02-2010 |
20100252823 | ORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY APPARATUS - An organic electroluminescent device includes an anode; a cathode; an organic layer including a light-emitting layer and disposed between the anode and the cathode; and an electron transport layer constituting the organic layer, disposed between the cathode and the light-emitting layer, and having a stacked structure including a layer containing a benzimidazole derivative and a layer containing a dibenzimidazole derivative represented by general formula ( | 10-07-2010 |
20100253214 | ORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY DEVICE - An organic electroluminescent device, includes: an anode and a cathode of inorganic conducting material; an organic emission functional layer interposed between the anode and the cathode, and that includes an organic emissive layer; and an organic electrode film provided in contact with an outer side of at least one of the anode and the cathode, wherein the organic electrode film is formed using at least one of (I) a combination of a polycyclic aromatic hydrocarbon compound having a backbone of 3- to 7-membered rings, and a benzoimidazole derivative having a substituent in the benzene ring, and (II) an azatriphenylene derivative. | 10-07-2010 |
20100327296 | DISPLAY APPARATUS - Provided is a display apparatus which can easily bond a drive panel and a sealing panel together. The drive panel includes organic electroluminescence devices on a substrate for drive and extracts light from the side of the organic electroluminescence devices. The sealing panel includes a color filter on a substrate for sealing. The drive panel and the sealing panel are disposed to face each other, and the whole facing surfaces of the drive panel and the sealing panel are bonded together with an adhesive layer. The adhesive layer is cured with at least heat, and is made of only one coating liquid or a combination of two or more coating liquids for curing. A temporary fixing portion is formed in an edge portion of the adhesive layer. The temporary fixing portion is made of, for example, an ultraviolet cure resin, and is formed so as to straddle between the sealing panel and the drive panel to align their relative positions. | 12-30-2010 |
20110024736 | ORGANIC ELECTROLUMINESCENT ELEMENT AND DISPLAY - An organic electroluminescent includes an organic layer with a total thickness of 150 nm or over is included between an anode and a cathode. The organic layer includes a light-emitting layer containing a host material of a polycyclic aromatic hydrocarbon compound with a basic skeleton having three to seven ring members, and hole supply layers arranged between the anode and the light-emitting layer and having a smaller thickness than a thickness of the light-emitting layer. | 02-03-2011 |
20110031877 | ORGANIC ELECTROLUMINESCENCE ELEMENT AND DISPLAY DEVICE USING THE SAME - An organic electroluminescence element includes: a pair of electrodes; and an organic light emitting functional layer structured as a multilayer structure made of an organic material held between the pair of electrodes, and containing at least one of a material represented by the general formula (1), and a material represented by the general formula (2) in the multilayer structure. | 02-10-2011 |
20110095276 | DISPLAY UNIT - A display unit that secures favorable display performance and has a simple structure is provided. The display unit includes a multilayer structure in which an organic light emitting device group respectively having a plurality of organic light emitting devices that emits cyan light and a plurality of organic light emitting devices that emits magenta light and a color filter group having a plurality of blue filters that transmit blue light and a plurality of yellow filters that transmit yellow light are sequentially layered. In the display unit, the cyan light and the magenta light entering from the organic light emitting device group to the color filter group is converted to blue light by the blue filter, and is respectively converted to green light and red light by the yellow filter. Therefore, compared to a case that the organic light emitting device group emits white light, color separation is more facilitated. | 04-28-2011 |
20110127505 | ORGANIC ELECTROLUMINESCENCE DEVICE AND DISPLAY UNIT - An organic electroluminescence device having high light emitting efficiency and improved reliability is provided. The organic electroluminescence device includes: an anode containing at least aluminum (Al); a cathode; and an organic layer between the anode and the cathode, the organic layer including a light emitting layer. The organic layer has a hole injection layer composed of a sulfonic acid derivative between the anode and the light emitting layer. | 06-02-2011 |
20110198577 | ORGANIC ELECTROLUMINESCENT ELEMENT AND DISPLAY DEVICE - An organic electroluminescent element having high light emission efficiency, high color purity, and a long light emission lifetime, and a display device using the same are provided. In an organic electroluminescent element | 08-18-2011 |
20110220886 | ORGANIC ELECTROLUMINESCENCE MATERIAL COMPOSITION, THIN FILM FORMATION METHOD, AND ORGANIC ELECTROLUMINESCENCE ELEMENT - An organic electroluminescence material composition including a solvent represented by the following formula (1) and an anthracene derivative:
| 09-15-2011 |
20110226992 | ORGANIC ELECTROLUMINESCENT MATERIAL COMPOSITIONS - An organic electroluminescence material composition including an organic electroluminescence material and a solvent, the organic electroluminescence material being a naphthacene derivative, and the solvent being a solvent which is represented by the following formula (1). | 09-22-2011 |
20110303903 | ORGANIC ELECTROLUMINESCENCE ELEMENT AND DISPLAY DEVICE - A red light emitting organic electroluminescence device ( | 12-15-2011 |
20120175601 | DISPLAY UNIT - A display unit that secures favorable display performance and has a simple structure is provided. The display unit includes a multilayer structure in which an organic light emitting device group respectively having a plurality of organic light emitting devices that emits cyan light and a plurality of organic light emitting devices that emits magenta light and a color filter group having a plurality of blue filters that transmit blue light and a plurality of yellow filters that transmit yellow light are sequentially layered. In the display unit, the cyan light and the magenta light entering from the organic light emitting device group to the color filter group is converted to blue light by the blue filter, and is respectively converted to green light and red light by the yellow filter. Therefore, compared to a case that the organic light emitting device group emits white light, color separation is more facilitated. | 07-12-2012 |
20120205681 | DISPLAY APPARATUS - Provided is a display apparatus and a method of manufacture. The display apparatus includes a first substrate with a plurality of organic electroluminescence devices, a second substrate with a color filter, the second substrate facing the first substrate, and an adhesive layer disposed between the first substrate and the second substrate so as to cover the plurality of organic electroluminescence devices, the adhesive layer being made of a material selected from the group consisting of a phenol resin, a melanin resin, an unsaturated polyester resin, an epoxy resin, a silicon resin and a polyurethane resin. | 08-16-2012 |
20120222794 | TRANSFER SUBSTRATE AND METHOD FOR FABRICATING ORGANIC ELECTROLUMINESCENT ELEMENT - A transfer substrate includes a light transmissive support substrate; a light-heat conversion layer formed on the light transmissive support substrate; and a transfer layer formed on the light heat conversion layer. The transfer layer is a layer transferred as a luminescent layer of an organic electroluminescent element and is made of a metal complex, a fluorescent luminescent dopant and an aromatic hydrocarbon whose matrix skeleton has four to seven rings. | 09-06-2012 |
20120241726 | DISPLAY ELEMENT, DISPLAY DEVICE, AND ELECTRONIC APPARATUS - Disclosed herein is a display element, including plural light emitting units laminated through a connection layer between a first electrode and a second electrode. The connection layer contains therein at least one or more kinds of materials having a photoelectric conversion function. A display device includes plural display elements. Each of the display elements includes plural light emitting units laminated through a connection layer between a first electrode and a second electrode, and the connection layer contains therein at least one or more kinds of materials having a photoelectric conversion function. An electronic apparatus includes a display device including plural display elements and serving as a display portion. Each of the display elements includes plural light emitting units laminated through a connection layer between a first electrode and a second electrode, and the connection layer contains therein at least one or more kinds of materials having a photoelectric conversion function. | 09-27-2012 |
20120286300 | DISPLAY DEVICE, DISPLAY, AND ELECTRONIC UNIT - A display device includes: a third electrode provided on a side of the second electrode opposite to the light-emitting layer; and an efficiency improving layer improving an efficiency of light extraction from the light-emitting layer, and the efficiency improving layer being provided between the second and third electrodes. The first and third electrodes are each in a laminated structure including a first layer being transmissive, and a second layer being transmissive and having a refractive index higher than a refractive index of the first layer. | 11-15-2012 |
20130015476 | DISPLAY UNIT - A display unit that secures favorable display performance and has a simple structure is provided. The display unit includes a multilayer structure in which an organic light emitting device group respectively having a plurality of organic light emitting devices that emits cyan light and a plurality of organic light emitting devices that emits magenta light and a color filter group having a plurality of blue filters that transmit blue light and a plurality of yellow filters that transmit yellow light are sequentially layered. In the display unit, the cyan light and the magenta light entering from the organic light emitting device group to the color filter group is converted to blue light by the blue filter, and is respectively converted to green light and red light by the yellow filter. Therefore, compared to a case that the organic light emitting device group emits white light, color separation is more facilitated. | 01-17-2013 |
20130099217 | DISPLAY APPARATUS - Provided is a display apparatus and a method of manufacture. The display apparatus includes a first substrate with a plurality of organic electroluminescence devices, a second substrate with a color filter, the second substrate facing the first substrate, and an adhesive layer disposed between the first substrate and the second substrate so as to cover the plurality of organic electroluminescence devices, the adhesive layer being made of a material selected from the group consisting of a phenol resin, a melanin resin, an unsaturated polyester resin, an epoxy resin, a silicon resin and a polyurethane resin. | 04-25-2013 |
20130313538 | ANTHRACENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - Provided are a novel anthracene derivative of a specific structure in which benzofuran or benzothiophene is bonded to anthracene through an arylene group, a material for an organic electroluminescence device and a light emitting material for an organic electroluminescence device each containing the anthracene derivative, and an organic electroluminescence device including an organic thin film layer formed of one or plural layers including at least a light emitting layer, the organic thin film layer being interposed between a cathode and an anode, in which at least one layer of the organic thin film layer contains the anthracene derivative alone or as a component of a mixture. The organic electroluminescence device has high luminous efficiency and is capable of emitting light with a long lifetime, and the device can be realized by the anthracene derivative. | 11-28-2013 |
20140077200 | AROMATIC AMINE DERIVATIVES AND ORGANIC ELECTROLUMINESCENT DEVICE USING SAME - The present invention provides a novel aromatic amine derivative having a specific structure and an organic electroluminescence device in which an organic thin film layer comprising a single layer or plural layers including at least a light emitting layer is interposed between a cathode and an anode, wherein at least one layer in the above organic thin film layer, particularly a hole injecting layer contains the aromatic amine derivative described above in the form of a single component or a mixed component. Use of the aromatic amine derivative described above materialize an organic electroluminescence device which reduces an operating voltage and makes molecules less liable to be crystallized and which enhances a yield in producing the organic EL device and has a long lifetime. | 03-20-2014 |
20140167024 | DISPLAY APPARATUS - Provided is a display apparatus and a method of manufacture. The display apparatus includes a first substrate with a plurality of organic electroluminescence devices, a second substrate with a color filter, the second substrate facing the first substrate, and an adhesive layer disposed between the first substrate and the second substrate so as to cover the plurality of organic electroluminescence devices, the adhesive layer being made of a material selected from the group consisting of a phenol resin, a melanin resin, an unsaturated polyester resin, an epoxy resin, a silicon resin and a polyurethane resin. | 06-19-2014 |
20150048354 | DISPLAY APPARATUS - Provided is a display apparatus and a method of manufacture. The display apparatus includes a first substrate with a plurality of organic electroluminescence devices, a second substrate with a color filter, the second substrate facing the first substrate, and an adhesive layer disposed between the first substrate and the second substrate so as to cover the plurality of organic electroluminescence devices, the adhesive layer being made of a material selected from the group consisting of a phenol resin, a melanin resin, an unsaturated polyester resin, an epoxy resin, a silicon resin and a polyurethane resin. | 02-19-2015 |
20150060837 | ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device including a lower electrode disposed on a substrate, an organic layer having at least a light emission layer and disposed above the lower electrode, and upper electrode having a transparent conductive film and disposed above the organic layer, in which the device has an electron injecting layer between the organic layer and the upper electrode. The electron injecting layer has a buffer layer comprising an insulative material and a mixed layer comprising an organic material that has an electron transporting property and a metal material that has an electron injecting property. | 03-05-2015 |