摘要:
A novel arylamine compound represented by the following general formula (1): wherein R1 and R2 each independently represent an alkyl group, an alkoxyl group, an aryl group, an arylalkyl group or an aryloxyl group, Ar1 to Ar4 each independently represent an aryl group or a heterocyclic group, with provisos that at least two of Ar1 to Ar4 each represent m-biphenyl group or a biphenyl group substituted with aryl groups and the others of Ar1 to Ar4 each represent biphenyl group and that, when the biphenyl group substituted with aryl groups is a biphenyl group substituted with two aryl groups, the others of Ar1 to Ar4 each represent an aryl group; and an organic electroluminescence device comprising a layer of organic compounds which comprises the novel arylamine compound. The organic electroluminescence device has a high luminance, excellent heat resistance and a long life and emits light at a high efficiency. The novel arylamine compound provides the advantageous properties to the organic electroluminescence device.
摘要翻译:由以下通式(1)表示的新型芳基胺化合物:其中R 1和R 2各自独立地表示烷基,烷氧基,芳基,芳烷基或芳氧基,Ar 1 > Ar 4各自独立地表示芳基或杂环基,条件是Ar 1至Ar 4中的至少两个各自表示m-联苯基或被芳基取代的联苯基等 Ar 1至Ar 4各自表示联苯基,当被芳基取代的联苯基是由两个芳基取代的联苯基时,Ar 1至Ar 4中的其它基团各自表示 芳基; 以及包含由新型芳基胺化合物构成的有机化合物层的有机电致发光元件。 有机电致发光元件具有高亮度,优异的耐热性和长寿命,并以高效率发光。 新型芳胺化合物为有机电致发光器件提供了有利的特性。
摘要:
An organic electroluminescence device which comprises a cathode, an anode and an organic thin film layer comprising at least one layer comprising a light emitting layer and disposed between the cathode and the anode, wherein at least one layer in the organic thin film layer comprises an anthracene derivative having a specific structure singly or as a component of a mixture, and an anthracene derivative having a specific asymmetric structure and providing an organic electroluminescence device exhibiting a great efficiency of light emission and having a long life, are provided.
摘要:
An anthracene derivative having a specific asymmetric structure is provided. The asymmetric anthracenes are useful in an organic electroluminescence device and exhibit efficient light emission and a long performance lifetime.
摘要:
An organic electroluminescence device which comprises a cathode, an anode and an organic thin film layer comprising at least one layer comprising a light emitting layer and disposed between the cathode and the anode, wherein at least one layer in the organic thin film layer comprises an anthracene derivative having a specific structure singly or as a component of a mixture, and an anthracene derivative having a specific asymmetric structure and providing an organic electroluminescence device exhibiting a great efficiency of light emission and having a long life, are provided.
摘要:
An anthracene derivative having a specific asymmetric structure is provided. The asymmetric anthracenes are useful in an organic electroluminescence device and exhibit efficient light emission and a long performance lifetime.
摘要:
An anthracene derivative having a specific asymmetric structure is provided. The asymmetric anthracenes are useful in an organic electroluminescence device and exhibit efficient light emission and a long performance lifetime.
摘要:
A novel soluble compound which is a distyrylarylene derivative having a soluble substituent and a specific central group and having a solubility of 0.5% by weight or greater at 20° C. in an organic solvent; and an organic electroluminescence device having an organic thin film layer which has a single layer or a plurality of layers, is disposed between a cathode and an anode and has at least one layer containing the novel soluble compound. The organic thin film layer can be formed in accordance with a wet process, and the organic electroluminescence device exhibiting a great efficiency of light emission can be produced easily.
摘要:
An aromatic amine derivative represented by the following formula (1)wherein at least one of Ar1 to Ar4 is a heterocyclic group represented by the following formula (2) wherein X1 is an oxygen atom or a sulfur atom.
摘要:
An aromatic amine derivative represented by the following formula (1); wherein Ar1 to Ar4 are independently a substituted or unsubstituted aryl group having 6 to 20 ring carbon atoms or a substituted or unsubstituted heteroaryl group having 5 to 20 ring carbon atoms and at least one of Ar1 to Ar4 has a substituted or unsubstituted silyl group; Ar5 is a substituted or unsubstituted arylene group having 6 to 20 ring carbon atoms or a substituted or unsubstituted heteroarylene group having 5 to 20 ring carbon atoms; and L is a group represented by the following formula (A) or (B);
摘要翻译:由下式(1)表示的芳香族胺衍生物; 其中Ar1至Ar4独立地为取代或未取代的环碳原子数为6〜20的芳基或取代或未取代的环碳原子数为5〜20的杂芳基,Ar 1〜Ar 4中的至少一个为取代或未取代的甲硅烷基。 Ar 5为取代或未取代的环碳原子数为6〜20的亚芳基或取代或未取代的环碳原子数为5〜20的亚杂芳基; L是由下式(A)或(B)表示的基团。
摘要:
The present invention relates to aromatic amine derivatives having a specific structure in which a substituted diphenylamino group is bonded to a pyrene structure; and organic electroluminescent devices comprising a cathode, an anode and one or plural organic thin film layers having at least a light emitting layer which are sandwiched between the cathode and the anode wherein at least one of the organic thin film layers contains the above material for organic electroluminescent devices in the form of a single substance or a component of a mixture. There are provided the material for organic electroluminescent devices exhibiting a long lifetime and a high efficiency of blue light emission, as well as the aromatic amine derivatives capable of realizing such organic electroluminescent devices.