Patent application number | Description | Published |
20080238832 | ORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY DEVICE - The invention provides an organic electroluminescent device having at least an anode and a cathode forming a pair of electrodes. At least one electrode being transparent or translucent, and a buffer layer and an organic compound layer is disposed between the anode and the cathode. The organic compound layer has one or more layers including at least a light-emitting layer. At least one of the layers of the organic compound layer comprising at least one specific charge-transporting polyether. At least one of the layers having the charge-transporting polyether is provided in contact with the buffer layer. The buffer layer is provided in contact with the anode and has at least one charge injection material selected from the group consisting of an inorganic oxide, an inorganic nitride, and an inorganic oxynitride. The invention further provides a display device using the organic electroluminescent device. | 10-02-2008 |
20080306239 | QUINOXALINE-CONTAINING COMPOUNDS AND POLYMERS THEREOF - There is provided a quinoxaline-containing compound represented by the following formula (I); | 12-11-2008 |
20080311425 | ORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY DEVICE - The invention provides an organic electroluminescent device having an electrode pair of an anode and a cathode, at least one of which is transparent or translucent, and an organic compound layer disposed between the anode and the cathode, the organic compound layer having two or more layers including a buffer layer and a light-emitting layer. At least one of the layers of the organic compound layer has a specific charge-transporting polyether. The buffer layer is provided in contact with the anode and having at least a crosslinked compound formed by using at least one charge injection material having a specific substituted silicon group. The invention further provides a display device having at least a substrate, plural organic electroluminescent devices disposed on the substrate in a matrix form, and a driving unit to drive the organic electroluminescent devices, each of the plural organic electroluminescent devices is the organic electroluminescent device. | 12-18-2008 |
20080312453 | Novel Carbazole Compound, and Polymer Thereof - The present invention provides a carbazole compound represented by the following formula (I): | 12-18-2008 |
20090001876 | Organic electroluminescent device and display device - An organic electroluminescent device, having an organic compound layer including two or more layers including at least a buffer layer and an emitting layer, wherein at least one of the organic compound layers other than the buffer layer contains at least one charge-transporting polyester represented by Formula (I-1) or (I-2), and the buffer layer is formed in contact with an anode and contains a crosslinked compound formed by using at least one charge injection material containing a substituted silicon group and represented by Formula (III). | 01-01-2009 |
20090039774 | ORGANIC ELECTROLUMINESCENCE ELEMENT AND DISPLAY DEVICE - An organic electroluminescence element includes a pair of electrodes composed of an anode and a cathode, at least one of which is transparent or semitransparent, and one or more organic compound layers disposed between the pair of electrodes, wherein at least one of the organic compound layers comprises at least one charge-transporting polyester consisting of repeating units containing, as a partial structure, at least one structure represented by the following formula (I-1). | 02-12-2009 |
20090231240 | ORGANIC ELECTROLUMINESCENT ELEMENT AND DISPLAY DEVICE - An organic electroluminescent element comprising an anode and a cathode that form a pair of electrodes, and at least one organic compound layer sandwiched between the pair of electrodes, at least one of the electrodes being transparent or translucent, and the organic compound layer(s) containing, at least one charge-transporting polyester composed of repeating units represented by Formula (I-1) and Formula (I-2) as a partial structure (wherein X is represented by Formula (III)), and a display device including the same are provided. | 09-17-2009 |
20090243469 | ORGANIC ELECTROLUMINESCENT ELEMENT AND DISPLAY DEVICE INCLUDING THE SAME - An organic electroluminescent element which has a long lifetime and excellent manufacturability includes a charge-transporting polymer material having high mobility and solubility in solvents, and further includes a pair of electrodes and an organic compound layer sandwiched between the pair of electrodes, at least one of the electrodes being transparent, the organic compound layer being formed of one or more layers, and at least one of the one or more layers containing at least one charge-transporting polyester represented by Formula (I-1) or (I-2). | 10-01-2009 |
20100133995 | Novel thiophene-containing compound and thiophene-containing compound polymer, organic electroluminescent device, production method thereof, and image display medium - An organic electroluminescent device with a pair of electrodes having an anode and a cathode, and one or more organic compound layers disposed therebetween. One of the anode or the cathode is transparent or semitransparent. One of the organic compound layers includes a charge-transporting polyester having a repeating structure containing at least one structure selected from the structures represented by the following formulae as a partial structure: | 06-03-2010 |
20100137553 | Novel thiophene-containing compound and thiophene-containing compound polymer, organic electroluminescent device, production method thereof, and image display medium - A thiophene-containing compound polymer represented by | 06-03-2010 |
20100137611 | THIAZOLOTHIAZOLE DERIVATIVE - A thiazolothiazole derivative is represented by the following Formula (I). In Formula (I), each R | 06-03-2010 |
20100197942 | NOVEL FLUORENE COMPOUND - A fluorene compound is provided, which is represented by the following Formula (I): | 08-05-2010 |
20100234595 | NITROGEN-CONTAINING HETEROCYCLIC COMPOUND - A nitrogen-containing heterocyclic compound is represented by Formula (I): wherein R | 09-16-2010 |
20100237332 | ORGANIC SEMICONDUCTOR TRANSISTOR - An organic semiconductor transistor has plural electrodes and an organic semiconductor layer including at least one compound represented by the following Formula (I). In Formula (I), each R is independently a hydrogen atom or an alkyl group; and n and m are each independently an integer of from 1 to 3. | 09-23-2010 |
20100243995 | ORGANIC SEMICONDUCTOR TRANSISTOR, METHOD OF PRODUCING THE SAME, AND ELECTRONIC DEVICE - An organic semiconductor transistor has plural electrodes and an organic semiconductor layer containing at least one compound represented by the following Formula (I). In Formula (I), each R | 09-30-2010 |
20100276672 | ORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY MEDIUM - An organic electroluminescent device includes: a pair of electrodes including a positive electrode and a negative electrode, at least one of the electrodes being transparent or semi-transparent; and an organic compound layer including one or more layers interposed between the pair of electrodes, at least one layer included in the organic compound layer containing one or more compounds represented by the following formula (I): | 11-04-2010 |
20110086999 | THIAZOLOTHIAZOLE COMPOUND AND THIAZOLOTHIAZOLE POLYMER - The invention provides a thiazolothiazole compound represented by the following Formula (I). In Formula (I), Ar | 04-14-2011 |
20110207040 | IMAGE HOLDING MEMBER FOR IMAGE FORMING APPARATUS, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - An image holding member for an image forming apparatus includes: a substrate; and a photosensitive layer on the substrate, the photosensitive layer containing a compound including a partial structure represented by the following Formula (II-2) | 08-25-2011 |
20120015290 | IMAGE HOLDING MEMBER FOR IMAGE FORMING APPARATUS, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - An image holding member for an image forming apparatus is disclosed which the image holding member includes a support and a photosensitive layer disposed on or above the support, the photosensitive layer including a compound including a partial structure represented by the following Formula (A), wherein Ar represents a substituted or unsubstituted phenyl group, a substituted or unsubstituted monovalent polynuclear aromatic hydrocarbon group having from 2 to 10 aromatic rings, a substituted or unsubstituted monovalent condensed aromatic hydrocarbon group having from 2 to 10 aromatic rings, or a substituted or unsubstituted monovalent aromatic heterocyclic group; q represents 0 or 1; and Each n each independently represent an integer of from 0 to 7. | 01-19-2012 |
20120187384 | ORGANIC ELECTROLUMINESCENCE ELEMENT AND DISPLAY MEDIUM - An organic electroluminescence element includes: a pair of electrodes composed of a positive electrode and a negative electrode, one of which is transparent or semitransparent; and one or more organic compound layers that are sandwiched between the pair of electrodes, in which at least one layer of the organic compound layers contains one or more of charge-transporting polyesters represented by formula (I). | 07-26-2012 |
20120232242 | THIAZOLOTHIAZOLE COMPOUND AND THIAZOLOTHIAZOLE POLYMER - The invention provides a thiazolothiazole compound represented by the following Formula (I). In Formula (I), Ar | 09-13-2012 |
20120245353 | NITROGEN-CONTAINING HETEROCYCLIC COMPOUND - A nitrogen-containing heterocyclic compound is represented by Formula (I): wherein R | 09-27-2012 |
20130032789 | ORGANIC ELECTROLUMINESCENT ELEMENT AND DISPLAY MEDIUM - An organic electroluminescent element includes a pair of electrodes formed of a positive electrode and a negative electrode, with at least one of the electrodes being transparent or semi-transparent, and one or more organic compound layers interposed between the pair of electrodes, with at least one layer containing one or more charge transporting polyesters represented by the following formula (I), wherein A | 02-07-2013 |
20130032790 | ORGANIC ELECTROLUMINESCENT ELEMENT AND DISPLAY - Provided is an organic electroluminescent element which includes a pair of electrodes composed of a positive electrode and a negative electrode, with at least one of the electrodes being transparent or semi-transparent, and an organic compound layer interposed between the pair of electrodes and containing one or more charge transporting polyesters represented by the following formula (I) [in the formula (I), A | 02-07-2013 |
20130043461 | ORGANIC ELECTROLUMINESCENT ELEMENT AND DISPLAY MEDIUM - An organic electroluminescent element includes a pair of electrodes composed of a positive electrode and a negative electrode, with at least one of the electrodes being transparent or semi-transparent, and one or more organic compound layers interposed between the pair of electrodes, with at least one layer containing one or more charge transporting polyesters represented by the following formula (I), wherein A | 02-21-2013 |
20140099133 | TONER IMAGE FORMING DEVICE, AND IMAGE FORMING APPARATUS - A toner image forming device includes a first toner image forming section including a charged first image holding member, a first exposing unit that emits light onto the first image holding member to form a latent image thereon, and a first developing unit that develops the latent image by a black toner to form a toner image, a second toner image forming section including a charged second image holding member, a second exposing unit that emits light onto the second image holding member to form a latent image thereon, and a second developing unit that develops the latent image by a toner of color other than black to form a toner image, and a controller that performs control so that the number of toners that the second toner image forming section uses is larger than the number of toners that the first toner image forming section uses. | 04-10-2014 |