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    Anthracene derivative, and light-emitting material, light-emitting element, light-emitting device, and electronic device using the same
    2.
    发明授权
    Anthracene derivative, and light-emitting material, light-emitting element, light-emitting device, and electronic device using the same 有权

    公开(公告)号：US08475935B2

    公开(公告)日：2013-07-02

    申请号：US12336234

    申请日：2008-12-16

    申请人： Harue Osaka ,  Sachiko Kawakami ,  Nobuharu Ohsawa ,  Satoshi Seo

    发明人： Harue Osaka ,  Sachiko Kawakami ,  Nobuharu Ohsawa ,  Satoshi Seo

    IPC分类号： H01L51/54

    摘要： Novel anthracene derivatives, novel materials capable of blue light emission with high color purity, and a light-emitting element, a light-emitting device, and an electronic device using any of the novel materials. The anthracene derivative represented by general formula (1) is provided. With the anthracene derivative, a light-emitting element with high emission efficiency can be provided. With the anthracene derivative, a light-emitting element emitting blue light with high color purity can be provided. In the formula, A1 represents a substituted or unsubstituted phenyl group, B1 represents any of an alkyl group having 1 to 4 carbon atoms or a substituted or unsubstituted phenyl group, α represents any of a substituted or unsubstituted phenylene group or a substituted or unsubstituted biphenyl-4,4′-diyl group, and R1 to R9 individually represent any of hydrogen, an alkyl group having 1 to 4 carbon atoms, or a substituted or unsubstituted phenyl group.

    Carbazole Derivative, and Light-Emitting Element, Light-Emitting Device, and Electronic Device Using Carbazole Derivative
    4.
    发明申请
    Carbazole Derivative, and Light-Emitting Element, Light-Emitting Device, and Electronic Device Using Carbazole Derivative 审中-公开
    咔唑衍生物，发光元件，发光元件和使用咔唑衍生物的电子器件

    公开(公告)号：US20090160323A1

    公开(公告)日：2009-06-25

    申请号：US12326311

    申请日：2008-12-02

    申请人： Hiroko Nomura ,  Harue Osaka ,  Takahiro Ushikubo ,  Sachiko Kawakami ,  Satoshi Seo ,  Satoko Shitagaki

    发明人： Hiroko Nomura ,  Harue Osaka ,  Takahiro Ushikubo ,  Sachiko Kawakami ,  Satoshi Seo ,  Satoko Shitagaki

    IPC分类号： H01J1/63 ,  C07D209/86

    CPC分类号： C07D209/86 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0072

    摘要： To provide a light-emitting element having high luminous efficiency and to provide a light-emitting device and an electronic device which consumes low power and is driven at low voltage, a carbazole derivative represented by the general formula (1) is provided. In the formula, α1, α2, α3, and α4 each represent an arylene group having less than or equal to 13 carbon atoms; Ar1 and Ar2 each represent an aryl group having less than or equal to 13 carbon atoms; R1 represents any of a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, a substituted or unsubstituted phenyl group, and a substituted or unsubstituted biphenyl group; and R2 represents any of an alkyl group having 1 to 6 carbon atoms, a substituted or unsubstituted phenyl group, and a substituted or unsubstituted biphenyl group. In addition, l, m, and n are each independently 0 or 1.

    摘要翻译： 为了提供具有高发光效率的发光元件，并且提供消耗低功率并在低电压下驱动的发光器件和电子器件，提供由通式（1）表示的咔唑衍生物。 在该式中，α1，α2，α3和α4各自表示具有少于或等于13个碳原子的亚芳基; Ar1和Ar2各自表示具有少于或等于13个碳原子的芳基; R1表示氢原子，碳原子数1〜6的烷基，取代或未取代的苯基，取代或未取代的联苯基中的任一个， R 2表示碳原子数1〜6的烷基，取代或未取代的苯基，取代或未取代的联苯基。 此外，l，m和n各自独立地为0或1。