Patent application number | Description | Published |
20090008605 | NAPHTHALENE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A naphthalene derivative represented by the following formula (1) is provided. In the formula, Ar | 01-08-2009 |
20090008606 | NAPHTHALENE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A naphthalene derivative represented by the following formula (1) is provided. In the formula, Ar | 01-08-2009 |
20090008607 | NAPHTHALENE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A naphthalene derivative represented by the following formula (1) is provided. In the formula (1), Ar | 01-08-2009 |
20090009065 | ORGANIC ELECTROLUMINESCENCE DEVICE AND MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device includes: a cathode; an anode; and a single-layered or multilayered organic thin-film layer provided between the cathode and the anode. In the organic electroluminescence device, the organic thin-film layer includes at least one emitting layer, and the at least one emitting layer includes at least one phosphorescent material and a host material represented by the following Formula (1). | 01-08-2009 |
20090009066 | ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device includes: a cathode; an anode; and a single-layered or multilayered organic thin-film layer provided between the cathode and the anode. In the organic electroluminescence device, the organic thin-film layer includes at least one emitting layer, and the at least one emitting layer contains: a host material represented by the following formula (1); and at least one phosphorescent material. | 01-08-2009 |
20090009067 | ORGANIC ELECTROLUMINESCENCE DEVICE AND MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device includes: a cathode; an anode; and a single-layered or multilayered organic thin-film layer provided between the cathode and the anode. In the organic electroluminescence device, the organic thin-film layer includes at least one emitting layer, and the at least one emitting layer contains: at least one phosphorescent material; and a host material represented by the following formula (1). | 01-08-2009 |
20090039317 | NAPHTHALENE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A naphthalene derivative represented by the following formula (1) is provided. In the formula (1), Ar | 02-12-2009 |
20090045730 | ORGANIC ELECTROLUMINESCENCE DEVICE AND MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device includes: a cathode; an anode; and a single-layered or multilayered organic thin-film layer provided between the cathode and the anode. The organic thin-film layer includes at least one emitting layer. The at least one emitting layer contains at least one phosphorescent material and a host material represented by the following formula (1). | 02-19-2009 |
20090045731 | ORGANIC ELECTROLUMINESCENCE DEVICE AND MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device includes: a cathode; an anode; and a single-layered or multilayered organic thin-film layer provided between the cathode and the anode. The organic thin-film layer includes at least one emitting layer. The at least one emitting layer contains at least one phosphorescent material and a host material represented by the following formula (1). | 02-19-2009 |
20090174313 | ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC-ELECTROLUMINESCENCE-MATERIAL-CONTAINING SOLUTION - An organic electroluminescence device includes: an anode ( | 07-09-2009 |
20100012931 | POLYCYCLIC COMPOUNDS AND ORGANIC ELECTROLUMINESCENCE DEVICE EMPLOYING THE SAME - Provided are a polycyclic compound of a compound having such a structure that two benzene rings bond to a central benzene ring each other to form a fused ring and another fused ring bonds to a terminal thereof, and an organic electroluminescence device including one or more organic thin film layers containing a light emitting layer between a cathode and an anode, in which at least one of the organic thin film layers includes the polycyclic compound of the present invention. The organic electroluminescence device has high luminous efficiency, no defect in pixels, and long lifetime. In addition, provided is a polycyclic compound realizing the organic electroluminescence device. | 01-21-2010 |
20100044689 | ORGANIC EL DEVICE - A phosphorescent-emitting layer contains a phosphorescent host and a phosphorescent dopant for providing phosphorescence, and a fluorescent-emitting layer contains a fluorescent host and a fluorescent dopant for providing fluorescence. A charge blocking layer blocks electrons injected into the fluorescent host of the fluorescent-emitting layer from being injected toward the charge blocking layer from the fluorescent-emitting layer, and also injects holes into the fluorescent-emitting layer from the phosphorescent-emitting layer. A triplet energy gap Eg | 02-25-2010 |
20100163853 | ORGANIC ELECTROLUMINESCENT DEVICE - An organic electroluminescent device including an emitting layer, an electron-injecting controlling layer and an electron-transporting layer between an anode and a cathode in sequential order from the anode, bonding one to another, the emitting layer including a host material and a dopant, the ionization potential (Ips) of the main material forming the electron-injecting controlling layer and the ionization potential (Iph) of the host material of the emitting layer satisfying the following relationship (i), the electron mobility of the electron-transporting material forming the electron-transporting layer being 10 | 07-01-2010 |
20100194270 | CHRYSENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME - A chrysene derivative shown by the following formula: | 08-05-2010 |
20100295027 | ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device includes: an anode; a cathode; and an organic thin-film layer provided between the anode and the cathode and including at least three emitting layers. The organic thin-film layer includes: a first emitting layer adjacent to the anode; a second emitting layer adjacent to the cathode; and a third emitting layer interposed between the first emitting layer and the second emitting layer. The first emitting layer, the second emitting layer and the third emitting layer contain phosphorescent dopants. The first emitting layer and the second emitting layer use fused polycyclic aromatic derivatives as host materials. | 11-25-2010 |
20100314644 | ORGANIC ELECTROLUMINESCENT DEVICE - An organic electroluminescence device including opposite anode and cathode, and a hole-transporting region, an emitting layer and an electron-transporting region in sequential order from the anode between the anode and the cathode, wherein the emitting layer is formed of a red emitting layer, a green emitting layer, and blue emitting layer; the blue emitting layer contains a host BH and a fluorescent dopant FBD; the triplet energy E | 12-16-2010 |
20110049483 | ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device including opposite anode and cathode, and a hole-transporting region, an emitting layer and an electron-transporting region in sequential order from the anode between the anode and the cathode, wherein the emitting layer includes a red emitting portion, a green emitting portion, and a blue emitting portion; the blue emitting portion includes a host BH and a fluorescent dopant FBD; the triplet energy E | 03-03-2011 |
20110278555 | BISCARBAZOLE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A biscarbazole derivative of the invention is represented by a formula (1A) or (1B) below. | 11-17-2011 |
20110279020 | Biscarbazole Derivative, Material for Organic Electroluminescence Device and Organic Electroluminescence Device Using The Same - A biscarbazole derivative of the invention is represented by a formula (1) below. | 11-17-2011 |
20110291081 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - An organic EL device material includes at least a unit including 3,5-biscarbazolylphenyl group, a unit including 4-carbazolylphenyl group, and a compound including a unit including a nitrogen-containing aromatic heterocyclic ring bonding the unit including 3,5-biscarbazolylphenyl group and the unit including 4-carbazolylphenyl group. | 12-01-2011 |
20120085995 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - Provided are an organic electroluminescence device, which: shows high luminous efficiency; is free of any pixel defect; and has a long lifetime, and a material for an organic electroluminescence device for realizing the device. The material for an organic electroluminescence device is a compound of a specific structure having a n-conjugated heteroacene skeleton crosslinked with a carbon atom, nitrogen atom, or oxygen atom. The organic electroluminescence device has one or more organic thin film layers including a light emitting layer between a cathode and an anode, and at least one layer of the organic thin film layers contains the material for an organic electroluminescence device. | 04-12-2012 |
20120112629 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - Provided are an organic electroluminescence device, which: shows high luminous efficiency; is free of any pixel defect; and has a long lifetime, and a material for an organic electroluminescence device for realizing the device. The material for an organic electroluminescence device is a compound of a specific structure having a π-conjugated heteroacene skeleton crosslinked with a carbon atom, nitrogen atom, or oxygen atom. The organic electroluminescence device has one or more organic thin film layers including a light emitting layer between a cathode and an anode, and at least one layer of the organic thin film layers contains the material for an organic electroluminescence device. | 05-10-2012 |
20120126217 | FLUORENE-CONTAINING AROMATIC COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, AND ORGANIC ELECTROLUMINESCENT ELEMENT USING SAME - A fluorene-containing aromatic compound represented by a formula (1) below. | 05-24-2012 |
20120126222 | ORGANIC ELECTROLUMINESCENT ELEMENT - An organic electroluminescence device includes an anode, an emitting layer, an electron transporting zone and a cathode in sequential order. A blocking layer is provided in the electron transporting zone adjacently to the emitting layer. The blocking layer contains a fused hydrocarbon compound and at least one compound selected from an electron-donating dopant and an organic metal complex that contains an alkali metal. A triplet energy of the fused hydrocarbon compound is 2.0 eV or more. | 05-24-2012 |
20120138911 | BISCARBAZOLE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A biscarbazole derivative of the invention is represented by a formula (1A) or (1B) below. | 06-07-2012 |
20120138912 | BISCARBAZOLE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A biscarbazole derivative of the invention is represented by a formula (1) below. | 06-07-2012 |
20120138915 | ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence 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 at least containing a first host, a second host and a luminous dopant, the first host is a compound having one or more carbazolyl groups and one or more nitrogen-containing heterocyclic groups in a molecule, and the second host is a compound represented by the following formula (1) or (2). | 06-07-2012 |
20120139410 | ORGANIC ELECTROLUMINESCENCE DEVICE AND MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device includes: a cathode; an anode; and a single-layered or multilayered organic thin-film layer provided between the cathode and the anode. In the organic electroluminescence device, the organic thin-film layer includes at least one emitting layer, and the at least one emitting layer contains: at least one phosphorescent material; and a host material represented by the following formula (1). | 06-07-2012 |
20120181518 | ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device includes: an anode; a cathode; and at least hole transporting layer and emitting layer both provided between the anode and the cathode. The hole transporting layer contains a hole transporting material. The emitting layer is adjacent to the hole transporting layer, and contains a first host material, a second host material and a phosphorescent dopant material. An ionization potential IP(HT) of the hole transporting material, an ionization potential IP(h | 07-19-2012 |
20120181524 | NITROGEN-CONTAINING AROMATIC HETEROCYCLIC DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A nitrogen-containing aromatic heterocyclic derivative represented by the following formula, wherein X | 07-19-2012 |
20120199817 | ORGANIC ELECTROLUMINESCENCE DEVICE - 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. | 08-09-2012 |
20120199820 | MONOAMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT ELEMENT USING SAME - An organic electroluminescence device includes: an anode; a cathode being opposed to the anode; and an emitting layer being provided between the anode and the cathode. The emitting layer includes a host material and a phosphorescent dopant material. The host material includes a monoamine derivative represented by a formula-(1A) below. | 08-09-2012 |
20120273766 | AROMATIC HETEROCYCLIC DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - An aromatic heterocyclic derivative represented by the following formula (1), a material for an organic electroluminescence device and an organic electroluminescence device including these: | 11-01-2012 |
20130075716 | ORGANIC ELECTROLUMINESCENCE ELEMENT - An organic electroluminescence device ( | 03-28-2013 |
20130092913 | ORGANIC ELECTROLUMINESCENT ELEMENT - An organic electroluminescence device, including: an anode; a cathode opposed to the anode; and a first emitting layer and a second emitting layer between the anode and the cathode in this sequence from the anode, wherein: the first emitting layer and the second emitting layer each include a host and a phosphorescent dopant; the host of the first emitting layer and the host of the second emitting layer each have a triplet energy of 2.8 eV or more; the host of the first emitting layer has an ionization potential of 5.5 eV or less; and an affinity Af | 04-18-2013 |
20130153874 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - Provided are an organic electroluminescence device, which: shows high luminous efficiency; is free of any pixel defect; and has a long lifetime, and a material for an organic electroluminescence device for realizing the device. The material for an organic electroluminescence device is a compound of a specific structure having a π-conjugated heteroacene skeleton crosslinked with a carbon atom, nitrogen atom, or oxygen atom. The organic electroluminescence device has one or more organic thin film layers including a light emitting layer between a cathode and an anode, and at least one layer of the organic thin film layers contains the material for an organic electroluminescence device. | 06-20-2013 |
20130187143 | ORGANIC EL DEVICE AND ANTHRACENE DERIVATIVE - An organic EL device includes: an anode for injecting holes; a phosphorescent-emitting layer; a fluorescent-emitting layer; and a cathode for injecting electrons. The phosphorescent-emitting layer contains a phosphorescent host and a phosphorescent dopant for phosphorescent emission. The fluorescent-emitting layer contains a fluorescent host and a fluorescent dopant for fluorescent emission. The fluorescent host is at least one of an asymmetric anthracene derivative represented by a formula (1) below and a pyrene derivative represented by a formula (2) below. | 07-25-2013 |
20130214258 | CARBAZOLE COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE - A compound of the invention is represented by a formula (1) below. In the formula (1), at least one of A | 08-22-2013 |
20130240858 | ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device including opposite anode and cathode, and a hole-transporting region, an emitting layer and an electron-transporting region in sequential order from the anode between the anode and the cathode, wherein the emitting layer includes a red emitting portion, a green emitting portion, and a blue emitting portion; the blue emitting portion includes a host BH and a fluorescent dopant FBD; the triplet energy E | 09-19-2013 |
20130240859 | TANDEM ORGANIC ELECTROLUMINESCENCE DEVICE - A tandem organic electroluminescence device including a first emitting unit ( | 09-19-2013 |
20130264548 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE - A material for organic EL device which includes a compound having a specific structure: an azine ring having a cyano-substituted aromatic hydrocarbon group, an azine ring having a cyano-substituted heterocyclic group, or an azine ring having a cyano group directly bonded to the azine ring. An organic electroluminescence device including an organic thin film layer between a cathode and an anode, wherein the organic thin film layer includes a light emitting layer and at least one layer containing the material for organic electroluminescence device, has a long lifetime. | 10-10-2013 |
20130292664 | ORGANIC ELECTROLUMINESCENT ELEMENT - An organic electroluminescence device includes a pair of electrodes and an organic compound layer interposed therebetween. The organic compound layer includes a plurality of emitting layers including a first emitting layer and a second emitting layer, in which at least one of the first and second emitting layers contains a phosphorescent dopant material, and a space layer between the first and second emitting layers. The space layer contains a compound satisfying a relationship of the following numerical formula (1) in terms of a difference ΔST between singlet energy EgS and an energy gap Eg | 11-07-2013 |
20130313536 | ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device | 11-28-2013 |
20140001451 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME | 01-02-2014 |
20140061627 | ORGANIC EL ELEMENT AND SOLUTION CONTAINING ORGANIC EL MATERIAL - An organic electroluminescence device ( | 03-06-2014 |
20140131680 | ORGANIC ELECTROLUMINESCENCE DEVICE - 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. | 05-15-2014 |
20140183504 | HETEROARENE DERIVATIVE AND MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A heteroarene derivative including a nitrogen-boron coordinate bond, represented by the following formula (1). In the formula (1). Z | 07-03-2014 |
20140191225 | BISCARBAZOLE DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE ELEMENT USING SAME - A biscarbazole derivative is represented by the following formula (1). A | 07-10-2014 |
20140217378 | ORGANIC ELECTROLUMINESCENT ELEMENT - An organic electroluminescence includes an anode, a cathode and at least an emitting layer interposed between the anode and the cathode, in which the emitting layer contains a first host material, a second host material and a phosphorescent dopant material as main components. The first host material is a compound represented by the following formula (1). The second host material is a compound represented by the following formula (2). | 08-07-2014 |
20140231769 | ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC DEVICE - An organic electroluminescence device includes: a cathode; an anode; and an organic layer having one or more layers and provided between the anode and the cathode, in which the organic layer includes an emitting layer, and the emitting layer includes a first host material, a second host material and a phosphorescent dopant material. The first host material is a compound represented by a formula (1) below. The second host material is a compound represented by a formula (4) below. | 08-21-2014 |
20140299865 | ORGANIC ELECTROLUMINESCENCE ELEMENT AND MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENT - An organic electroluminescence device includes an anode, a cathode and at least an emitting layer interposed between the anode and the cathode. The emitting layer contains a first host material, a second host material and a phosphorescent dopant material. The first host material is a compound represented by the following formula (1). The second host material is a compound represented by the following formula (3). | 10-09-2014 |
20140306207 | ORGANIC ELECTROLUMINESCENCE ELEMENT, AND MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENT - The organic electroluminescence device includes an anode, a cathode, and at least an emitting layer between the anode and the cathode. The emitting layer includes a first host material, a second host material, and a phosphorescent dopant material. The first host material is a compound represented by a formula (1) below and the second host material is a compound represented by a formula (2) below. | 10-16-2014 |
20140367667 | MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELEMENT USING SAME - A compound represented by the following formula (1): | 12-18-2014 |
20150060801 | ORGANIC ELECTROLUMINESCENT ELEMENT AND MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS - An organic electroluminescence device includes: a cathode; an anode; and an organic thin-film layer having one or more layers and provided between the anode and the cathode, in which the organic layer includes an emitting layer. The emitting layer includes a first host material, a second host material and a phosphorescent dopant material. The first host material is a compound represented by a formula (1A). The second host material is a compound represented by a formula (2A). | 03-05-2015 |