Patent application number | Description | Published |
20100201255 | Organic electroluminescence device - An organic electroluminescence device comprising a pair of electrodes and a layer of an organic light emitting medium disposed between the pair of electrodes, wherein the layer of an organic light emitting medium comprises a mixed layer comprising (A) at least one hole transporting compound and (B) at least one electron transporting compound, an energy gap of the hole transporting compound represented by Eg1 and an energy gap of the electron transporting compound represented by Eg2 satisfy a relation: Eg108-12-2010 | |
20110034744 | ORGANIC ELECTROLUMINESCENCE DEVICE AND ANTHRACENE DERIVATIVE - An anthracene derivative having a specific asymmetric structure is provided. The asymmetric anthracenes are useful in an organic electroluminescence device and exhibit efficient light emission and a long performance lifetime. | 02-10-2011 |
20110049482 | Novel aromatic compound and organic electroluminescent element containing the same - A novel aromatic compound having an anthracene skeleton structure and an asymmetric molecular structure; and an organic electroluminescence device which comprises a cathode, an anode and an organic thin film layer comprising at least one layer containing a light emitting layer and sandwiched between the cathode and the anode in which at least one layer in the organic thin film layer contains the above novel aromatic compound singly or as a component of a mixture. The organic electroluminescence device exhibits a great luminance of emitted light, a great efficiency of light emission and a high purity of color, emits bluish light, is excellent in stability at high temperatures and has a long life. The organic electroluminescence device can be provided by utilizing the novel aromatic compound. | 03-03-2011 |
20110309338 | Materical for organic electroluminescent devices and organic electroluminescent devices made by using the same - A material for electroluminescent devices which comprises a compound in which a heterocyclic group having nitrogen is bonded to carbazolyl group and an organic electroluminescent device having at least one organic thin film layer which is sandwiched between the cathode and the anode and contains the above material in at least one layer, are provided. The material can provide organic electroluminescent devices emitting bluish light with a high purity of color. The organic electroluminescence device uses the material. | 12-22-2011 |
20120001160 | ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescent device ( | 01-05-2012 |
20120235129 | MATERIAL FOR ORGANIC ELECTROLUMINESCENT DEVICES AND ORGANIC ELECTROLUMINESCENT DEVICES MADE BY USING THE SAME - A material for electroluminescent devices which comprises a compound in which a heterocyclic group having nitrogen is bonded to carbazolyl group and an organic electroluminescent device having at least one organic thin film layer which is sandwiched between the cathode and the anode and contains the above material in at least one layer, are provided. The material can provide organic electroluminescent devices emitting bluish light with a high purity of color. The organic electroluminescence device uses the material. | 09-20-2012 |
20120235561 | ORGANIC ELECTROLUMINESCENCE DEVICE AND ANTHRACENE DERIVATIVE - An anthracene derivative having a specific asymmetric structure is provided. The asymmetric anthracenes are useful in an organic electroluminescence device and exhibit efficient light emission and a long performance lifetime. | 09-20-2012 |
20120273768 | HETEROCYCLE-CONTAINING ASYMMETRIC AROMATIC COMPOUND, COMPOUND FOR ORGANIC THIN FILM TRANSISTOR, AND ORGANIC THIN FILM TRANSISTOR USING THE SAME - A compound represented by the following formula (I), provided that the compound in which all of R | 11-01-2012 |
20120298203 | DIBENZOFLUORANTHENE COMPOUND AND ORGANIC THIN-FILM SOLAR CELL USING SAME - A dibenzofluoranthene compound represented by the following formula (A). | 11-29-2012 |
20120298975 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICES AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE MATERIAL - A material for organic electroluminescence devices comprising a compound in which a heterocyclic group having nitrogen is bonded to an arylcarbazolyl group or a carbazolylalkylene group and an organic electroluminescence device comprising an anode, a cathode and an organic thin film layer comprising at least one layer and disposed between the anode and the cathode, wherein at least one layer in the organic thin film layer comprises the material for organic electroluminescence devices described above. The material can provide an organic electroluminescence device emitting bluish light with a high purity of color. The organic electroluminescence device uses the material. | 11-29-2012 |
20120319099 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICES AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE MATERIAL - A material for organic electroluminescence devices comprising a compound in which a heterocyclic group having nitrogen is bonded to an arylcarbazolyl group or a carbazolylalkylene group and an organic electroluminescence device comprising an anode, a cathode and an organic thin film layer comprising at least one layer and disposed between the anode and the cathode, wherein at least one layer in the organic thin film layer comprises the material for organic electroluminescence devices described above. The material can provide an organic electro-luminescence device emitting bluish light with a high purity of color. The organic electroluminescence device uses the material. | 12-20-2012 |
20130174910 | INDENOPERYLENE COMPOUND, MATERIAL FOR ORGANIC THIN-FILM PHOTOVOTAIC CELL CONTAINING INDENOPERYLENE DERIVATIVE AND ORGANIC THIN FILM PHOTOVOTAIC CELL USING SAME - An indenoperylene derivative represented by a formula (A-1), wherein in the formula (A-1), at least one of R | 07-11-2013 |
20140001460 | MATERIAL FOR ORGANIC ELECTROLUMINESCENT DEVICES AND ORGANIC ELECTROLUMINESCENT DEVICES MADE BY USING THE SAME | 01-02-2014 |
20140021461 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENT, AND ORGANIC ELECTROLUMINESCENCE ELEMENT USING THE MATERIAL - An organic electroluminescence device comprising a compound having a specific structure having a heteroatom and an organic electroluminescence device which comprises a cathode, an anode and an organic thin film layer which comprises at least one layer comprising at least a light emitting layer and is disposed between the cathode and the anode, wherein at least one layer in the organic thin film layer comprises the above compound. The device provides excellent efficiency of light emission, forms no defects in pixels, exhibits excellent heat resistance and has a long life. | 01-23-2014 |
20140061616 | ORGANIC SEMICONDUCTOR MATERIAL, COATING LIQUID CONTAINING THE MATERIAL, AND ORGANIC THIN FILM TRANSISTOR - An organic semiconductor material is represented by the following formula (1), wherein two or more of R | 03-06-2014 |
20140291653 | ORGANIC ELECTROLUMINESCENCE DEVICE AND ANTHRACENE DERIVATIVE - An organic electroluminescence device which comprises a cathode, an anode and an organic thin film layer comprising at least one layer comprising a light emitting layer and disposed between the cathode and the anode, wherein at least one layer in the organic thin film layer comprises an anthracene derivative having a specific structure singly or as a component of a mixture, and an anthracene derivative having a specific asymmetric structure and providing an organic electroluminescence device exhibiting a great efficiency of light emission and having a long life, are provided. | 10-02-2014 |
Patent application number | Description | Published |
20090009073 | Oligoarylene Derivatives and Organic Electroluminescent Devices Made By Using The Same - There are provided oligoarylene derivatives capable of emitting blue light at high luminous efficiency which are represented by the following general formulae (1) to (4): | 01-08-2009 |
20090009074 | Oligoarylene Derivatives and Organic Electroluminescent Devices Made By Using The Same - There are provided oligoarylene derivatives capable of emitting blue light at high luminous efficiency which are represented by the following general formulae (1) to (4): | 01-08-2009 |
20090085469 | LUMINESCENT METAL COMPLEX, METHOD FOR PRODUCING SAME AND ORGANIC ELECTROLUMINESCENT LIGHT-EMITTING DEVICE USING SAME - A metal complex compound with a structure containing metals such as iridium, and a monodentate ligand such as a hydrogen atom other than a bidentate ligand. An employment of a metal compound with a ligand having two oxygen atoms as a material for preparing the metal complex compound. An organic electroluminescence device being composed of one or more organic thin film layers having at least a light emitting layer sandwiched between a pair of electrodes wherein at least one of the organic thin film layer contains the metal complex compound. The organic electroluminescence device has an excellent stability, a great efficiency and a long lifetime of light emission due to the metal complex compound. | 04-02-2009 |
20100084971 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTROLUMINESCENCE DEVICE EMPLOYING THE SAME - A material for organic electroluminescence devices comprising a compound having a specific structure and an organic electroluminescence device comprising an organic thin film layer which comprises one layer or a plurality of layers comprising at least a light emitting layer and disposed between a cathode and an anode, wherein at least one layer in the organic thin film layer comprises the material for organic electroluminescence devices, are provided. The material provides the organic electroluminescence device exhibiting a great efficiency of light emission, having no defect pixels, exhibiting excellent heat resistance and having a long life. | 04-08-2010 |
20100277062 | METAL COMPLEX COMPOUND AND ORGANIC ELECTROLUMINESCENT ELEMENT USING THE SAME - The present invention provides a novel metal complex compound represented by the following general formula (1), and an organic electroluminescence element which has a high efficiency of light emission and a long lifetime, wherein one of organic thin film layers including at least a light emitting layer between an anode and a cathode, a least one of the organic thin film layers contains the metal complex compounds. | 11-04-2010 |
20110240125 | INDENOPYRENE COMPOUND, ORGANIC THIN FILM SOLAR CELL MATERIAL USING THE SAME, AND ORGANIC THIN FILM SOLAR CELL - A specified indenopyrene compound containing a disubstituted amino group substituted with a group having a carbon number of from 1 to 40, which is a useful indenopyrene compound as an organic electronics material, and in particular, an indenopyrene compound which when used for organic thin film solar cells, displays a photoelectric conversion characteristic with high efficiency, is provided. | 10-06-2011 |
20110259425 | ORGANIC THIN FILM SOLAR CELL - An organic thin film solar cell including a pair of electrodes and at least one organic layer including two or more organic compounds, which is between the pair of electrodes, wherein a difference (ΔAf) in affinity levels between the two main organic compounds of the at least two organic compounds satisfies the following equation (a): | 10-27-2011 |