Patent application number | Description | Published |
20110042661 | CONJUGATED POLYMER, INSOLUBILIZED POLYMER, ORGANIC ELECTROLUMINESCENCE ELEMENT MATERIAL, COMPOSITION FOR ORGANIC ELECTROLUMINESCENCE ELEMENT, POLYMER PRODUCTION PROCESS, ORGANIC ELECTROLUMINESCENCE ELEMENT, ORGANIC EL DISPLAY AND ORGANIC EL LIGHTING - An object of the present invention is to provide a conjugated polymer which has a high hole transportability and is excellent in solubility and depositability. Another object of the present invention is to provide an organic electroluminescence element which is capable of low voltage driving and has a high luminous efficiency and drive stability. The conjugated polymer of the present invention is a conjugated polymer containing a specific structure as the repeating unit, where the conjugated polymer contains an insolubilizing group as a substituent, the weight average molecular weight (Mw) is 20,000 or more and the dispersity (Mw/Mn) is 2.40 or less. | 02-24-2011 |
20130200337 | ORGANIC ELECTROLUMINESCENT ELEMENT MATERIAL, ORGANIC ELECTROLUMINESCENT ELEMENT COMPOSITION, ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE, AND LIGHTING DEVICE - The present invention relates to a polymer comprising a repeating unit represented by the specific general formula (1) and a cross-linkable group. | 08-08-2013 |
20140034938 | ORGANIC COMPOUND, CHARGE-TRANSPORTING MATERIAL, COMPOSITION CONTAINING THE COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE, AND LIGHTING DEVICE - The invention provides an organic compound incorporating a specific structure into a pyridine skeleton or a 1,3,5-triazine skeleton and adapting the molecular weight to a specific range, a composition comprising the organic compound and a solvent, organic electroluminescent element comprising a layer that is formed by using the composition, and the uses thereof. | 02-06-2014 |
20140051827 | CONJUGATED POLYMER, INSOLUBILIZED POLYMER, ORGANIC ELECTROLUMINESCENCE ELEMENT MATERIAL, COMPOSITION FOR ORGANIC ELECTROLUMINESCENCE ELEMENT, POLYMER PRODUCTION PROCESS, ORGANIC ELECTROLUMINESCENCE ELEMENT, ORGANIC EL DISPLAY AND ORGANIC EL LIGHTING - An object of the present invention is to provide a conjugated polymer which has a high hole transportability and is excellent in solubility and depositability. Another object of the present invention is to provide an organic electroluminescence element which is capable of low voltage driving and has a high luminous efficiency and drive stability. The conjugated polymer of the present invention is a conjugated polymer containing a specific structure as the repeating unit, where the conjugated polymer contains an insolubilizing group as a substituent, the weight average molecular weight (Mw) is 20,000 or more and the dispersity (Mw/Mn) is 2.40 or less. | 02-20-2014 |
20140246660 | ORGANIC ELECTROLUMINESCENT ELEMENT AND ORGANIC ELECTROLUMINESCENT DEVICE - The objection of invention is to provide an organic electroluminescent element having an excellent current-voltage property. The organic electroluminescent element of the invention comprises an anode, a light emitting layer and a cathode, in this order, wherein a total number of kinds of an electron transport material and a light emitting material contained in the light emitting layer is five or more. Preferably, a total number of kinds of an electron transport material contained in the light emitting layer is four or more, and at least one of an ionization potential and an electron affinity of three kinds or more of the electron transport materials contained in the light emitting layer is different from each other. | 09-04-2014 |
20140319505 | IRIDIUM COMPLEX COMPOUND, SOLUTION COMPOSITION CONTAINING THE COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY, AND LIGHTING - The present invention is to provide an iridium complex compound, which is soluble in an organic solvent, which can be stored for long periods without reprecipitation thereof and which secures a low driving voltage and a high luminescent efficiency of an organic electroluminescent element produced using the compound, to provide an organic electroluminescent element containing the compound and to provide a display and a lighting using the organic electroluminescent element. The present invention relates to the iridium complex compound having a specific chemical structure. Further, the invention also relates to the organic electroluminescent element produced using the compound, which requires a low operating voltage and has a long operating lifetime. | 10-30-2014 |
20150041797 | POLYMER AND ORGANIC ELECTROLUMINESCENT ELEMENT - The present invention relates to a polymer comprising a repeating unit containing a specific partial structure and a repeating unit containing a crosslinking group, a composition for an organic electroluminescent element comprising the polymer, and an organic electroluminescent element comprising an organic layer formed using the composition for an organic electroluminescent element by a wet film formation method. | 02-12-2015 |
20150076479 | ORGANIC COMPOUND, CHARGE-TRANSPORTING MATERIAL, COMPOSITION CONTAINING THE COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE, AND LIGHTING DEVICE - The invention provides an organic compound incorporating a specific structure into a pyridine skeleton or a 1,3,5-triazine skeleton and adapting the molecular weight to a specific range, a composition comprising the organic compound and a solvent, organic electroluminescent element comprising a layer that is formed by using the composition, and the uses thereof. | 03-19-2015 |
20150076483 | ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT LIGHTING DEVICE AND ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE - An organic electroluminescent element comprising: an anode; a cathode; a luminescent layer provided between the anode and the cathode; and a hole injecting and transporting layer provided between the anode and the cathode and adjacent to the luminescent layer, wherein at least the luminescent layer is formed by a wet film forming method, and contains a charge transporting material and a luminescent material, in which the charge transporting material contains a hole transporting material and an electron transporting material each having a specific partial structure, and the luminescent material contains at least three kinds of materials and has an emission spectrum having at least two kinds of emission maximums. | 03-19-2015 |