- Dianthracene compound containing pyridyl at tail end and application thereof
-
The invention provides dianthracene compounds shown in a general formula I in the specification. In the general formula I, L1 and L2 independently represent single bonds, substituted or unsubstituted heterocyclic aromatic groups of C2-C60 or substituted or unsubstituted hydrocarbon aromatic groups of C6-C60; L3 represents a substituted or unsubstituted heterocyclic aromatic group of C2-C60 or a substituted or unsubstituted hydrocarbon aromatic group of C6-C60; R10, R11, R12, R13, R14, R15, R16, R17, R18, R21, R23, R24, R25, R26, R27 and R28 independently represent hydrogen, halogen and substituted or unsubstituted alkyl or alkoxy of C1-C10. The compounds have good luminescence properties, high electron transport capacities and terrific solubility and can be used in luminescent materials, electron transport materials and hole-blocking materials in the electroluminescence field. The invention also provides an organic electroluminescence device at least comprising a pair of electrodes and organic luminescent media between the electrodes. The organic luminescent media at least comprise the dianthracene compounds.
- -
-
Paragraph 0172-0175; 0192-0195
(2021/03/03)
-
- Organic compound and electronic element and electronic device using same (by machine translation)
-
The invention belongs to the technical field of organic materials, and particularly relates to an organic compound and an electronic element and an electronic device using the same, wherein the organic compound has the structure shown 1. When the compound is used as an electron transport layer for preparing an organic electroluminescent device, the service life of the organic electroluminescent device can be effectively prolonged, and the luminous efficiency or the driving voltage can be improved to a certain extent. (by machine translation)
- -
-
Paragraph 0140-0145
(2021/01/15)
-
- Blue light electroluminescent material and application thereof
-
The invention relates to a blue light electroluminescent material and an application thereof. A structural formula of the blue light electroluminescent material is represented by a chemical formula 1shown in the specification. The blue light electroluminescent material provided by the invention has the advantages of high luminous efficiency, high color saturation, good film-forming performance, better thermal stability and the like; compared with a conventional blue host material, the blue light electroluminescent material provided by the invention has the characteristics of high luminous efficiency and long service life of a prepared device; and inventors also find that when a deuterium element is introduced into the material structure, by using the characteristics of the deuterium element, the quantum efficiency, color saturation, service life and the like can be improved, and at the same time, the material has higher tolerance when used for preparing the device.
- -
-
-
- Electron transport material and synthesis method and application thereof
-
The invention relates to an electron transport material as well as a synthesis method and application thereof, and belongs to the technical field of preparation and application of organic photoelectric materials. The molecular structure of the electron transport material is shown as general formula I. The electron transport material with a novel structure provided by the invention can be used as an electron transport material of organic light-emitting devices to improve the light-emitting efficiency of the devices. The preparation method of the electron transport material provided by the invention has the advantages of simple synthesis process and high product purity.
- -
-
-
- COMPOUND FOR ORGANIC ELECTROLUMINESCENT ELEMENT AND ORGANIC ELECTROLUMINESCENT ELEMENT USING THE SAME
-
PROBLEM TO BE SOLVED: To provide a compound for an organic electroluminescent element which allows a sufficiently long driving life to be obtained when used as a constituent material of an organic electroluminescent element, and to provide an organic electroluminescent element using the compound. SOLUTION: The compound for an organic electroluminescent element is an anthracene compound having at least one substituent represented by general formula (2). The organic electroluminescent element uses the compound. (L is a linking group and is a single bond, a substituted/unsubstituted arylene group, a substituted/unsubstituted divalent group having a heterocyclic skeleton, or the like; and R1 and R2 are each independently H, a substituted/unsubstituted alkyl group, or the like.) SELECTED DRAWING: None COPYRIGHT: (C)2016,JPOandINPIT
- -
-
-
- NEW NITROGEN-CONTAINING HETEROCYCLIC COMPOUNDS AND ORGANIC ELECTRONIC DEVICE USING THE SAME
-
The present invention refers to novel nitrogenous heterocyclic and optical material using it organic electronic device with high. The present invention according to organic electronic devices efficiency, excellent characteristics such as voltage and life blades, presenting a. (by machine translation)
- -
-
Paragraph 0210-0212
(2016/10/07)
-
- NOVEL NITROGEN-CONTAINING HETEROCYCLIC COMPOUND AND ORGANIC ELECTRONIC DEVICE USING THE SAME
-
The present invention provides a novel nitrogen-containing heterocyclic derivative and an organic electronic device using the same. The organic electronic device according to the present invention has excellent properties in terms of efficiency, driving voltage, and a life span.
- -
-
Page/Page column 66
(2011/05/05)
-
- LUMINESCENT COMPOUNDS AND ELECTROLUMINESCENT DEVICE USING THE SAME
-
The present invention relates to organic electroluminescent compounds and organic electroluminescent devices employing the same. More specifically, the invention relates to organic electroluminescent compounds containing an anthracenyl group or an aryl group having an anthracenyl substituent m the aryl ring of fluorene or indenofluorene, as a blue electroluminescent material in an organic electroluminescent layer. The electroluminescent compounds according to the invention exhibit high luminous efficiency and excellent life property, so that an OLED device having very good operation lifetime can be prepared therefrom.
- -
-
-
- METHOD FOR SYNTHESIZING ANTHRACENE DERIVATIVE AND ANTHRACENE DERIVATIVE, LIGHT EMITTING ELEMENT, LIGHT EMITTING DEVICE, ELECTRONIC DEVICE
-
It is an object to provide a novel method for synthesizing an anthracene derivative with the small number of steps. It is another object to provide a novel anthracene derivative. It is further another object to provide a light-emitting element, a light-emitting device, and an electronic device, each using the anthracene derivative. A method for synthesizing an anthracene derivative represented by a general formula (1) is provided by coupling a 9-arylanthracene derivative having an active site at a 10-position with a 9-arylcarbazole derivative having an active site in an aryl group using metal, a metal compound, or a metal catalyst.
- -
-
Page/Page column 82-83
(2010/11/30)
-
- NEW ANTHRACENE DERIVATIVES, PREPARATION METHOD THEREOF AND ORGANIC LIGHT EMITTING DIODE USING THE SAME
-
The present invention provides a novel anthracene derivative, a method for preparing the same, and an organic electronic device using the same. The anthracene derivative according to the invention can function alone as a light emitting host, in particular, as a blue host in an organic electronic device. Further, the anthracene derivative according to the invention can also function as a hole injecting or hole transporting material, an electron injecting or electron transporting material, or a light emitting material in an organic electronic device including a light emitting device. Therefore, the organic electronic device according to the present invention shows excellent characteristics in efficiency, drive voltage and stability.
- -
-
Page/Page column 62-63
(2010/11/28)
-
