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    ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    21.
    发明申请
    ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES 审中-公开
    有机电致发光材料和器件

    公开(公告)号：US20150266863A1

    公开(公告)日：2015-09-24

    申请号：US14624097

    申请日：2015-02-17

    Applicant: Universal Display Corporation

    Inventor： Alexey DYATKIN ,  Lichang ZENG ,  Suman LAYEK ,  Scott JOSEPH ,  Chuanjun XIA ,  Vadim ADAMOVICH

    IPC: C07D409/10 ,  H01L51/00 ,  C07D209/86

    CPC classification number: C07D409/10 ,  C07D209/86 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0081 ,  H01L51/0085 ,  H01L51/5016 ,  H01L51/5072 ,  H01L51/5096

    Abstract: A compound having the structure of Formula I, A-L-B-M-D, is disclosed. In the structure of Formula I:A is selected from L is a linker selected from a single bond, an aryl group, a heteroaryl group, and combinations thereof, and may be further substituted;L-B-M has the structure: M is selected from an aryl group, a heteroaryl group, and combinations thereof, and may be further substituted;D has the structure: X is O, S, Se, or CR′R″; X1-X8, Y1-Y12, Z1, Z3-Z8, and Z11-Z18 are each independently N or CR; each R, R′, and R″ are selected from a wide variety of substituents; where adjacent R substituents can form a fused ring; and R′ and R″ can form a ring. Formulations and devices, such as an OLEDs, that include the compound of Formula I are also described.

    Abstract translation: 公开了具有式I结构的化合物A-L-B-M-D。 在式I的结构中：A选自L是选自单键，芳基，杂芳基及其组合的接头，并且可以进一步被取代; L-B-M具有以下结构：M选自芳基，杂芳基及其组合，并且可进一步被取代; D具有以下结构：X为O，S，Se或CR'R“; X1-X8，Y1-Y12，Z1，Z3-Z8和Z11-Z18各自独立地为N或CR; 每个R，R'和R“选自多种取代基; 其中相邻的R取代基可以形成稠环; 并且R'和R“可以形成环。 还描述了包括式I化合物的制剂和装置，例如OLED。

    ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    23.
    发明申请
    ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES 有权
    有机电致发光材料和器件

    公开(公告)号：US20150053938A1

    公开(公告)日：2015-02-26

    申请号：US14253471

    申请日：2014-04-15

    Applicant: Universal Display Corporation

    Inventor： Lichang ZENG ,  Vadim ADAMOVICH ,  Ting-Chih WANG ,  Chuanjun XIA ,  Michael S. WEAVER ,  Hitoshi YAMAMOTO ,  Bert ALLEYNE

    IPC: H01L51/00 ,  H01L51/56 ,  H01L51/50

    CPC classification number: H01L51/0054 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5096 ,  H01L2251/5384

    Abstract: A composition formed of a first mixture of a first compound and a second compound wherein the first compound has different chemical structure than the second compound; the first compound is capable of functioning as a hole transporting material in an organic light emitting device at room temperature; the first compound comprises at least one carbazole group; the first compound has a evaporation temperature T1 of 150 to 350° C.; the second compound has evaporation temperature T2 of 150 to 350° C.; the absolute value of T1−T2 is less than 20° C.; the first compound having a concentration C1 in said first mixture, and the first compound having a concentration C2 in a film formed by evaporating the first mixture in a vacuum deposition tool at a constant pressure between 1×10−6 Torr to 1×10−9 Torr, at a 2 Å/sec deposition rate on a surface positioned at a predefined distance away from the mixture being evaporated; and wherein the absolute value of (C1−C2)/C1 is less than 5%.

    Abstract translation: 由第一化合物和第二化合物的第一混合物形成的组合物，其中第一化合物具有与第二化合物不同的化学结构; 第一化合物能够在室温下作为有机发光器件中的空穴传输材料起作用; 第一化合物包含至少一个咔唑基团; 第一化合物的蒸发温度T1为150〜350℃。 第二化合物的蒸发温度T2为150〜350℃。 T1-T2的绝对值小于20°C; 所述第一混合物中具有浓度C1的第一化合物和在真空沉积工具中以1×10 -6 Torr至1×10 -6之间的恒定压力蒸发第一混合物形成的膜中具有浓度C2的第一化合物， 9托，在离开被蒸发的混合物预定距离的表面上以2埃/秒沉积速率; （C1-C2）/ C1的绝对值小于5％。

    ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    28.
    发明申请
    ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES 有权

    公开(公告)号：US20210024558A1

    公开(公告)日：2021-01-28

    申请号：US17066835

    申请日：2020-10-09

    Applicant: Universal Display Corporation

    Inventor： Zhiqiang JI ,  Lichang ZENG

    IPC: C07F15/00 ,  H01L51/00 ,  C09K11/06 ,  H01L51/50 ,  H01L51/52

    Abstract: A compound including a first ligand LA having the structure of Formula I, is disclosed. In Formula I, rings A and B are each a 6-membered rings; Z1 and Z2 are each carbon or nitrogen; each RA and RB is independently hydrogen or a variety of substituents; any two substituents are optionally joined or fused into a ring; at least one RA or RB comprises an aromatic group substituted by a bridge structure, and this RA or RB joins with an adjacent substituent and fuses to ring A or B; the bridge structure comprises a backbone structure that forms a fused first ring; the backbone structure is saturated, comprises at least one heteroatom, and is optionally further substituted; and the ligand LA is coordinated to a metal M that can be coordinated to other ligands.

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