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    COMPOUND HAVING TRIAZOLE RING STRUCTURE TO WHICH PYRIDYL GROUP IS BONDED, AND ORGANIC ELECTROLUMINESCENT DEVICE
    3.
    发明申请
    COMPOUND HAVING TRIAZOLE RING STRUCTURE TO WHICH PYRIDYL GROUP IS BONDED, AND ORGANIC ELECTROLUMINESCENT DEVICE 审中-公开
    具有吡啶基组合的三唑环结构的化合物和有机电致发光器件

    公开(公告)号：US20110272679A1

    公开(公告)日：2011-11-10

    申请号：US13138184

    申请日：2010-01-19

    申请人： Norimasa Yokoyama ,  Shuichi Hayashi ,  Yoshio Taniguchi ,  Musubu Ichikawa ,  Shinichi Matsuki

    发明人： Norimasa Yokoyama ,  Shuichi Hayashi ,  Yoshio Taniguchi ,  Musubu Ichikawa ,  Shinichi Matsuki

    IPC分类号： H01L51/54 ,  C07D401/14

    CPC分类号： C07D403/14 ,  C07D401/14 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/5016

    摘要： A host compound for a light emitting layer, which is excellent in electron transporting capability and hole blocking capability, has a high triplet excitation level and is capable of completely confining triplet excitons of a phosphorescent material, is provided as a material for an organic electroluminescent device having a high efficiency, and an organic electroluminescent device having a high efficiency and a high luminance is provided by using this compound.The compound having a triazole ring structure to which a pyridyl group substituted with a carbazolyl group is bonded, is represented by the following general formula (1), and the organic electroluminescent device containing a pair of electrodes and at least one organic layer sandwitched therebetween is characterized in that the compound, which is represented by the following general formula (1) and has a triazole ring structure to which a pyridyl group substituted with a carbazolyl group is bonded, is used as a constitutional material of at least one organic layer in the organic electroluminescent device.

    摘要翻译： 作为有机电致发光器件的材料，提供了具有优异的电子传输能力和空穴阻断能力的发光层的主体化合物，具有高的三线态激发电平并且能够完全限制磷光材料的三线态激子 通过使用该化合物，提供高效率和高亮度的有机电致发光元件。 具有由咔唑基取代的吡啶基的三唑环结构的化合物由以下通式（1）表示，并且含有一对电极和至少一个有机层在其之间切换的有机电致发光器件是 其特征在于，使用下述通式（1）表示的化合物，其具有被咔唑基取代的吡啶基的三唑环结构作为至少一个有机层的结构材料 有机电致发光器件。

    SUBSTITUTED BIPYRIDYL COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE
    7.
    发明申请
    SUBSTITUTED BIPYRIDYL COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE 有权
    取代的双嘧啶化合物和有机电致发光器件

    公开(公告)号：US20110001129A1

    公开(公告)日：2011-01-06

    申请号：US12735885

    申请日：2009-02-25

    申请人： Norimasa Yokoyama ,  Shuichi Hayashi ,  Makoto Nagaoka ,  Yoshio Taniguchi ,  Musubu Ichikawa

    发明人： Norimasa Yokoyama ,  Shuichi Hayashi ,  Makoto Nagaoka ,  Yoshio Taniguchi ,  Musubu Ichikawa

    IPC分类号： H01L51/50 ,  C07D401/14 ,  C07D403/14 ,  C07D471/04

    CPC分类号： H01L51/0067 ,  C07D213/22 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1029 ,  C09K2211/1059 ,  H01L51/0085 ,  H05B33/10

    摘要： [Problem] To provide an organic compound which shows an excellent electron-injecting/transporting performance, has a hole-blocking ability and shows a high stability as a film, that is, having excellent characteristics as a material for organic electroluminescent device having high efficiency and high durability; and to provide an organic EL device comprising the compound and having high efficiency and high durability.[Means for Solution] A substituted bipyridyl compound represented by the general formula (1); and an organic electroluminescent device comprising a pair of electrodes and at least one organic layer sandwiched between then, wherein the compound is used as the constitutive material of at least one organic layer. (wherein R1 to R7 may be the same or different, each representing a hydrogen atom, a fluorine atom, a chlorine atom, a cyano group, a trifluoromethyl group, a linear or branched alkyl group having from 1 to 6 carbon atoms, a substituted or unsubstituted aromatic hydrocarbon group, a substituted or unsubstituted aromatic heterocyclic group, or a substituted or unsubstituted condensed polycyclic aromatic group; n indicates an integer of from 2 to 4; A represents a di- to tetra-valent, substituted or unsubstituted aromatic hydrocarbon group, a di- to tetra-valent, substituted or unsubstituted aromatic heterocyclic group, a di- to tetra-valent, substituted or unsubstituted condensed polycyclic aromatic group, or a trivalent group represented by the following general formula (2): (wherein X, Y and Z each represents a carbon atom or a nitrogen atom); provided that when n=2, the two bipyridyl structures may direct bond to each other, and in the case, A is absent).

    摘要翻译： 为了提供一种显示出优异的电子注入/传输性能的有机化合物，具有空穴阻挡能力并且显示出作为膜的高稳定性，即作为高效率的有机电致发光器件的材料具有优异的特性 耐用性高; 并且提供包含该化合物并具有高效率和高耐久性的有机EL器件。 [解决方案]由通式（1）表示的取代的联吡啶基化合物; 以及包括一对电极和夹在之间的至少一个有机层的有机电致发光器件，其中所述化合物用作至少一个有机层的组成材料。 （其中R 1至R 7可以相同或不同，各自表示氢原子，氟原子，氯原子，氰基，三氟甲基，具有1至6个碳原子的直链或支链烷基，取代的 或未取代的芳香族烃基，取代或未取代的芳香族杂环基或取代或未取代的稠合多环芳香族基; n表示2〜4的整数，A表示二价至四价的取代或未取代的芳香族烃基 ，二价至四元，取代或未取代的芳族杂环基，二价至四价，取代或未取代的稠合多环芳族基团或由以下通式（2）表示的三价基团：（其中X， Y和Z各自表示碳原子或氮原子）;条件是当n = 2时，两个联吡啶基结构可以彼此直接键合，在此情况下，A不存在）。

    COMPOUND HAVING BENZOTRIAZOLE RING STRUCTURE AND ORGANIC ELECTROLUMINESCENT ELEMENT
    9.
    发明申请
    COMPOUND HAVING BENZOTRIAZOLE RING STRUCTURE AND ORGANIC ELECTROLUMINESCENT ELEMENT 有权
    具有苯并噻唑环结构和有机电致发光元件的化合物

    公开(公告)号：US20120012831A1

    公开(公告)日：2012-01-19

    申请号：US13257142

    申请日：2010-03-17

    申请人： Norimasa Yokoyama ,  Shuichi Hayashi ,  Naoaki Kabasawa ,  Yoshio Taniguchi ,  Musubu Ichikawa ,  Shunji Mochiduki

    发明人： Norimasa Yokoyama ,  Shuichi Hayashi ,  Naoaki Kabasawa ,  Yoshio Taniguchi ,  Musubu Ichikawa ,  Shunji Mochiduki

    IPC分类号： H01L51/54 ,  C07D401/14

    CPC分类号： C07D401/14 ,  C07D401/04 ,  C07D401/10 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1029 ,  C09K2211/1059 ,  H01L51/0072 ,  H01L51/5048 ,  H01L51/5096 ,  H05B33/10 ,  H05B33/14

    摘要： A compound having a benzotriazole ring structure and a formula (1): wherein Ar is a substituted or unsubstituted aromatic hydrocarbon group, aromatic heterocyclic group, or condensed polycyclic aromatic group; A and B are the same as or different from each other and each represent a hydrogen atom or a monovalent group of formula (2), provided that A and B are not simultaneously hydrogen atoms: wherein R1 to R8 are the same as or different and each represent a hydrogen atom, a deuterium atom, a fluorine atom, a chlorine atom, a cyano group, a trifluoromethyl group, a linear or branched alkyl group having 1 to 6 carbon atoms, aromatic hydrocarbon group, a substituted or unsubstituted aromatic heterocyclic group, or condensed polycyclic aromatic group; m is an integer of 0, 1 or 2; X represents a carbon atom or a nitrogen atom; when X is a nitrogen atom, the nitrogen atom does not have substituents or bonding groups of R1, R2, R3 and R4; and when m is 2, a plurality of R1, R2, R3, R4 and X each are the same or different.

    摘要翻译： 具有苯并三唑环结构的化合物和式（1）：其中Ar是取代或未取代的芳族烃基，芳族杂环基或缩合多环芳基; A和B彼此相同或不同，并且各自表示氢原子或式（2）的一价基团，条件是A和B不同时为氢原子：其中R1至R8相同或不同， 各自表示氢原子，氘原子，氟原子，氯原子，氰基，三氟甲基，具有1〜6个碳原子的直链或支链烷基，芳香族烃基，取代或未取代的芳香族杂环基 或缩合多环芳基; m是0,1或2的整数; X表示碳原子或氮原子; 当X是氮原子时，氮原子不具有R 1，R 2，R 3和R 4的取代基或键合基团; 当m为2时，多个R 1，R 2，R 3，R 4和X各自相同或不同。