摘要:
The present invention relates to the use of transition metal-carbene complexes, in which the carbene ligand(s) is bonded to the transition metal exclusively via carbene carbon atoms, in organic light-emitting diodes, to organic light-emitting diodes comprising at least one aforementioned transition metal-carbene complex, to a light-emitting layer comprising at least one aforementioned transition metal-carbene complex, to organic light-emitting diodes comprising at least one inventive light-emitting layer, and to devices which comprise at least one inventive organic light-emitting diode.
摘要:
The present invention relates to the use of (hetero)aryl-substituted acridine derivatives as matrix materials in a light-emitting layer of organic light-emitting diodes (OLEDs) and/or in a blocking layer for electrons in organic light-emitting diodes. The present invention further relates to a light-emitting layer which comprises at least one emitter material and at least one matrix material, wherein the matrix material used is at least one (hetero)aryl-substituted acridine derivative, and to an organic light-emitting diode which comprises at least one inventive light-emitting layer, to an organic light-emitting diode which comprises at least one acridine derivative of the formula (I) in a blocking layer for electrons, and to a device selected from stationary and mobile visual display units and illumination units which comprise at least one inventive organic light-emitting diode.
摘要:
The present invention provides an organic electronic device including a first electrode, a second electrode, and an organic layer interposed between the first electrode and the second electrode, wherein the organic layer comprises an organic metal complex of formula and a compound of formula Organic light emitting devices (OLEDs) having superior life time, power efficiency, quantum efficiency and/or a low operating voltage are obtained, when the organic layer comprising the compounds of formula I and II constitutes the electron transport layer of an OLED.
摘要:
The present invention relates to electroluminescent devices, comprising a compound of the formula (I) as a component of the transporting/injecting and/or electron blocking layer. The compounds of formula (I) may function alone, or in combination with dopants to provide improved efficiency, driving voltage and/or lifetime of electroluminescent devices.
摘要:
The present invention relates to an electronic device, especially an electroluminescent devices, comprising a compound of the formula especially as host for phosphorescent compounds. The hosts may function with phosphorescent materials to provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.
摘要:
The present invention relates to compounds of formula a process for their production and their use in electronic devices, especially electroluminescent devices. When used as host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.
摘要:
The present invention relates to compounds of formula a process for their production and their use in electronic devices, especially electroluminescent devices. When used as host material for phasphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.
摘要:
The present invention relates to compounds of formula a process for their production and their use in electronic devices, especially electroluminescent devices. When used as host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.
摘要:
The present invention relates to the use of dibenzofurans and dibenzothiophenes which have at least one nitrogen-bonded five-membered heterocyclic ring as a substituent as host, blocker and/or charge transport material in organic electronics. The present invention further relates to dibenzofurans and dibenzothiophenes which comprise at least one nitrogen-bonded five-membered heterocyclic ring and at least one carbazolyl radical as substituents, to a process for preparation thereof, and to the use of these compounds in organic electronics.
摘要:
The present invention relates to the use of dibenzofurans and dibenzothiophenes which have at least one nitrogen-bonded five-membered heterocyclic ring as a substituent as host, blocker and/or charge transport material in organic electronics. The present invention further relates to dibenzofurans and dibenzothiophenes which comprise at least one nitrogen-bonded five-membered heterocyclic ring and at least one carbazolyl radical as substituents, to a process for preparation thereof, and to the use of these compounds in organic electronics.