Sony Corporation

Tadashi Ishibashi

Shinichiro Tamura

Mari Ichimura

Ichinori Takada

Takashi Hirano

Katsuya Shirai

Keisuke Matsuo

Naoyuki Ueda

Isamu Nakao

Tetsuo Nakayama

Nobuo Ozawa

Eisuke Matsuda

Yoichi Tomo

Takanori Shibasaki

Yumi Sanaka

Taichi Natori

Shin-Ichiro Tamura

Tatsuya Ichikawa

A display unit includes: a plurality of light-emitting devices; and a separation section disposed between any adjacent two of the plurality of light-emitting devices and including a photoexcited material. A light-emitting device includes: an excitation light source; a wavelength conversion layer converting excitation light emitted from the excitation light source into light of a wavelength different from a wavelength of the excitation light; and a wavelength selection film disposed on a surface farther from the excitation light source of the wavelength conversion layer.

Display unit and method of manufacturing the same, electronic apparatus, illumination unit, and light-emitting device and method of manufacturing the same

A display device and a method for manufacturing the display device are provided. The display device includes an organic layer on an auxiliary wiring is removed with high precision by one operation and, thereby, the yield and the productivity are improved. A lower electrode is formed by patterning in each pixel on a substrate. An auxiliary wiring including a light absorption layer is formed between individual pixels. An organic layer is formed on the substrate while covering the lower electrodes. Laser irradiation is conducted from the organic layer side, the laser light is converted to heat in the light absorption layer exposed at a portion under the organic layer, and the organic layer portion above the light absorption layer is removed selectively. An upper electrode is formed on the organic layer and is connected to the light absorption layer portion of the auxiliary wiring.

Display device and method for manufacturing display device

The present invention provides an organic electroluminescent element which is superior in luminance, reliability, and thermal stability and is capable of selectively emitting light with comparative long wavelengths such as red and good color purity and a light-emitting device or display device incorporated therewith. The organic electroluminescent element consists of a glass substrate (), an anode (), a hole transporting layer (), an emitting layer (), an electron transporting layer (), and a cathode (), which are sequentially laminated on top of the other. The emitting layer () is formed from a mixture composed of at least one species of the styryl compound represented by the general formula [I] below and a material with charge transporting capability.Y&#x2014;CH&#x2550;CH&#x2014;X &#x2003;&#x2003;General formula [I](where X denotes an aryl group (such as phenyl group) which has a substituent group (such as cyano group and methyl group), and Y denotes a group having a skeleton of aminophenyl group or the like.)

Organic electroluminescent element and light-emitting device or display device incorporated therewith

An organic electroluminescent device includes an anode, a cathode, and an organic layer having a light-emitting area and arranged between the anode and the cathode. The organic layer contains in at least a part thereof at least one aminostyrylnaphthalene compound represented by the following formula [I], [II] or [III]: 

Organic electroluminescent devices, aminostyrylnaphthalene compounds and synthesis intermediates thereof, and production processes of the same

Organic electroluminescent devices and aminostyrylnaphthalene compounds

This invention provides an organic electroluminescent element which emits red light with high color purity, high luminance, and high reliability, owing to the compound used therein which has high fluorescence yields and good thermal stability. The organic electroluminescent element which is made up of a glass substrate (), an ITO transparent electrode (), a hole transfer layer (), an electron transfer layer (), and a metal electrode () (which are laminated in the order mentioned), with the hole transfer layer () and/or the electron transfer layer () being formed of a mixture containing at least one species of the aminostyryl compound represented by the following general formula [I], and a hole blocking layer () is interposed between the hole transfer layer () and the electron transfer layer ().Y&#x2014;CH&#x2550;CH&#x2014;X&#x2014;CH&#x2550;CH&#x2014;YGeneral formula [I][where, in the general formula [I] above, Xdenotes any aryl group such as a phenyl group having a substituent groups such as a nitro group, and Yand Yeach is a group having an aminophenyl group in the skeleton.]

Organic electroluminescent element and luminescent apparatus employing the same

A bis(aminostyryl)anthracene compound represented by the general formula [I] or the like below. (where Rand Reach denotes an unsubstituted aryl group; Rand Reach denotes an aryl group having a specific substituent such as methoxy group; and Rand Reach denotes a cyano group or the like.) A process for producing a bis(aminostyryl)anthracene compound represented by the general formula [I] by condensation of, for example, 4-(N,N-diarylamino)benzaldehyde with diphosphonic ester or diphosphonium. The bis(aminostyryl)anthracene compound emits intense yellow or red light. The process permits efficient production of the bis(aminostyryl)anthracene compound. The bis(aminostyryl)anthracene compound emits intense yellow or red light. The process permits efficient production of the bis(aminostyryl)anthracene compound.

Bis(aminostyryl) anthracene compound, synthesis intermediate thereof, and process for production thereof

A bis(aminostyryl)naphthalene compound represented by the general formula [I] or the like below. (where Rand Reach denotes an unsubstituted aryl group; Rand Reach denotes an aryl group having a specific substituent such as methoxy group; and Rand Reach denotes a cyano group or the like.) A process for producing a bis(aminostyryl)naphthalene compound represented by the general formula [I] by condensation of, for example, 4-(N,N-diarylamino)benzaldehyde with diphosphonic ester or diphosphonium. The bis(aminostyryl)naphthalene compound emits intense yellow or red light. The process permits efficient production of the bis(aminostyryl)naphthalene compound.

Bis (aminostyryl) naphthalene compound, synthesis intermediate thereof, and process for production thereof

Bis (aminostyryl) anthracene compound, synthesis is intermediate thereof, and process for production thereof

This invention is an aminostyrylanthracene compound represented by, for example, the following general formula [I]. This compound is produced by condensation from a corresponding aminobenzaldehyde and a phosphonic ester or phosphonium salt.[where, in the general formula [I] above, Rrepresents an unsubstituted aryl group, Rrepresents an aryl group which may have a variety of substituents, and Rto Reach represent a hydrogen atom, a cyano group, or a hydrocarbon group.]

Aminostyrylanthracene compound, synthetic intermediate thereof, and process for production thereof

A diphosphonic acid ester of formula [VII] or [VII'] and a diphosphonium salt of formula [VIII] or [VIII&#x2032;] are provided:wherein R, R, Rand Rmay be the same or different and independently represent an alkyl or alkenyl group having from 1 to 4 carbon atoms, a cyclohexyl group or a phenyl group, R, R, Rand Rmay be the same or different provided that at least three thereof are cyano groups and the others independently represent a hydrogen atom, a cyano group, a nitro group or a halogen atom, R, R, Rand Rmay be the same or different and independently represent a group selected from a hydrogen atom and a halogen atom provided that at least three thereof are fluorine atoms and X represents a halogen atom. These compounds are useful as synthetic intermediates for the preparation of luminescent bis(aminostyryl)benzene compounds.

(1,4-phenylene)bis(methylene) phosphonic acid esters and (1,4-phenylene)bis(methylene) triphenyl phosphonium salt compounds

Disclosed is a method of mounting chips, including the steps of: dipping a mounting board in a solvent in which chips are dispersed; and mounting the chips on the mounting board by forming electric field gradients on the mounting board in correspondence with positions where the chips are to be mounted. With this configuration, fine chips such as fine semiconductor chips can be mounted at desired positions on a mounting board with a high efficiency and a high yield.

Apparatus for mounting chips

This invention is an aminostyrylanthracene compound represented by, for example, the following general formula [I]. This compound is produced by condensation from a responding aminobenzaldehyde and a phosphonic ester or phosphonium salt.[where, in the general formula [I] above, Rrepresents an unsubstituted aryl group, Rrepresents a group which may have a variety of substituents, and Rto Reach represent a hydrogen atom, a cyano group, or a hydrocarbon group.]

A bis(aminostyryl)naphthalene compound represented by the general formula [I] or the like below.(where Rand Reach denotes an unsubstituted aryl group; Rand Reach denotes an aryl group having a specific substituent such as methoxy group; and Rand Reach denotes a cyano group or the like.) A process for producing a bis(aminostyryl)naphthalene compound represented by the general formula [I] by condensation of, for example, 4-(N,N-diarylamino)benzaldehyde with diphosphonic ester or diphosphonium. The bis(aminostyryl)naphthalene compound emits intense yellow or red light. The process permits efficient production of the bis(aminostyryl)naphthalene compound.

Growing community of inventors

Kanagawa, Japan

Tadashi Ishibashi