Arylamine processes
    1.
    发明授权
    Arylamine processes 失效
    芳胺方法

    公开(公告)号:US5705697A

    公开(公告)日:1998-01-06

    申请号:US791696

    申请日:1997-01-30

    CPC分类号: C07C209/10

    摘要: A process for the preparation of N,N-bis(3,4-dimethylphenyl)-4-biphenylamine which comprises the reaction of N-(3,4-dimethylphenyl)-4-biphenylamine and an iodoxylene in the presence of a ligated copper catalyst, and wherein the ligand is selected from the group consisting of monodentate tertiary amines and bidentate tertiary amines, and which reaction is accomplished at a temperature of from about 120.degree. C. to about 150.degree. C.

    摘要翻译: 一种制备N,N-双(3,4-二甲基苯基)-4-联苯胺的方法,其包括在连接的铜的存在下N-(3,4-二甲基苯基)-4-联苯胺和碘代二甲苯的反应 催化剂,其中配体选自单齿叔胺和二齿叔胺,并且该反应在约120℃至约150℃的温度下进行。

    Electroluminescent devices
    5.
    发明授权
    Electroluminescent devices 失效
    电致发光器件

    公开(公告)号:US5891587A

    公开(公告)日:1999-04-06

    申请号:US807510

    申请日:1997-02-27

    IPC分类号: H01L51/50 H05B33/12

    摘要: An organic electroluminescent (EL) device comprised of a starburst aromatic amine compound represented by the formula ##STR1## wherein N is nitrogen; A.sup.1 to A.sup.3 each individually represent biaryl; R.sub.a, R.sub.b, and R.sub.c represent independently one of the functional groups of the following formulae ##STR2## wherein N is nitrogen; each Ar.sup.1 and Ar.sup.2 are aryl; R.sub.1 to R.sub.8 are substituents independently selected from the group consisting of hydrogen, halogen, hydrocarbon, and alkoxy; and X represents oxygen, sulfur, or an alkylene.

    摘要翻译: 一种有机电致发光(EL)装置,其由式(I)表示的星形芳族胺化合物,其中N为氮; A1至A3各自独立地表示联芳基; R a,R b和R c分别独立地表示下式的官能团之一:其中N是氮; 每个Ar1和Ar2是芳基; R 1至R 8为独立地选自氢,卤素,烃和烷氧基的取代基; X表示氧,硫或亚烷基。