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    • 14. 发明公开
    • COMPOUND HAVING PYRIDOINDOLE RING STRUCTURE HAVING SUBSTITUTED PYRIDYL GROUP ATTACHED THERETO, AND ORGANIC ELECTROLUMINESCENCE ELEMENT
    • WITH PYRIDOINDOLRINGSTRUKTUR连接与FACT LINKED取代的吡啶基和有机电致发光
    • EP2053051A1
    • 2009-04-29
    • EP07792593.1
    • 2007-08-16
    • Hodogaya Chemical Co., Ltd.
    • YOKOYAMA, NorimasaHAYASHI, ShuichiKUSANO, Shigeru
    • C07D471/04C07D519/00C09K11/06H01L51/50
    • C09K11/06C07D471/04C07D519/00C09K2211/1007C09K2211/1011C09K2211/1029C09K2211/1044H01L51/0072H01L51/0081H01L51/5048H01L51/5096H05B33/14Y10S428/917
    • The present invention is to provide an organic compound having excellent characteristics as a material for an organic EL device having a high efficiency and a high durability, and to provide an organic EL device having a high efficiency and a high durability by using the compound. The invention relates to a compound having a pyridoindole ring structure having a substituted pyridyl group attached thereto, which is represented by the general formula (1); and to an organic electroluminescent device comprising a pair of electrodes and at least one organic layer interposed between the electrodes, wherein at least one of the organic layer(s) contains the compound:

      wherein Ar represents a substituted or unsubstituted aromatic hydrocarbon group, a substituted or unsubstituted aromatic heterocyclic group, or a substituted or unsubstituted condensed polycyclic aromatic group; R1 to R10 may be the same or different from one another and each independently represents a hydrogen atom, a fluorine atom, a cyano group, an alkyl group, or a substituted or unsubstituted aromatic hydrocarbon group; Z represents a 6-membered aromatic heterocyclic ring containing one nitrogen atom; and m and n each independently represents an integer of 1 to 3, provided that n is 1 when m is 2 or 3.
    • 本发明提供一种具有优异的特性,作为具有高效率和高耐久性的有机EL元件用材料的有机化合物,以及提供一种具有高效率和通过使用该化合物的高耐久性的有机EL器件。 本发明涉及具有其上连结吡啶并吲哚substituiertem吡啶基,所有这些是由通式(1)表示的环结构的化合物; 并在有机电致发光器件包括一对电极和电极之间的至少一个有机层,所述有机层(一个或多个)的worin至少一种含有化合物:worin氩darstellt一个substituiertem奥德unsubstituiertem芳香族烃基,substituiertem unsubstituiertem或芳香族杂环基,或一个substituiertem奥德unsubstituiertem稠合多环芳香族基团; R1至R10可以相同或彼此,并且每个unabhängigdarstellt为氢原子,氟原子,氰基,烷基,或一个substituiertem奥德unsubstituiertem芳香族烃基的不同; Z表示6-元芳族杂环含有一个氮原子; 并且m和n各自unabhängigdarstellt上述1〜3的整数,条件做n为1时m是2或第三
    • 20. 发明公开
    • ORGANIC ELECTROLUMINESCENT DEVICE
    • 有机电致发光器件
    • EP2299509A1
    • 2011-03-23
    • EP09746681.7
    • 2009-05-15
    • Hodogaya Chemical Co., Ltd.
    • YOKOYAMA, NorimasaKUSANO, ShigeruHAYASHI, Shuichi
    • H01L51/50C07D471/04C09K11/06
    • H01L51/006C07D471/04C09K11/06C09K2211/1014H01L51/0052H01L51/0059H01L51/0067H01L51/0072H01L51/5048
    • A problem of the invention is to provide an organic EL device having a high efficiency, a low driving voltage and a long life, by combining various materials for organic EL device, which are excellent in an injection or transportation performance of holes or electrons, and in stability and durability in a thin film, so as to enable the respective materials to effectively reveal their characteristics. The invention relates to an organic electroluminescent device including at least an anode electrode, a hole-injecting layer, a hole-transporting layer, an emitting layer, an electron-transporting layer and a cathode electrode in this order, in which the hole-injecting layer contains an arylamine compound having, in its molecule, a structure in which three or more triphenylamine structures are connected through a single bond or a hetero atom-free divalent group; and the hole-transporting layer contains an arylamine compound having two triphenylamine structures in its molecule.
    • 本发明的课题在于,通过组合空穴或电子的注入或输送性能优异的各种有机EL元件用材料,以及高效率,低驱动电压,长寿命的有机EL元件, 在薄膜中具有稳定性和耐久性,从而使得各种材料能够有效地显示其特性。 有机电致发光元件技术领域本发明涉及至少包含阳极电极,空穴注入层,空穴传输层,发光层,电子传输层和阴极电极的有机电致发光元件,其中空穴注入 层含有在分子内具有三个以上三苯胺结构通过单键或不含杂原子的二价基团连接的结构的芳基胺化合物, 空穴传输层含有分子中具有两个三苯胺结构的芳基胺化合物。