Red phosphorescent compounds and organic electroluminescent devices using the same

    公开(公告)号:US20070104980A1

    公开(公告)日:2007-05-10

    申请号:US11593148

    申请日:2006-11-06

    IPC分类号: H01L51/54 C09K11/06

    摘要: Disclosed herein are red phosphorescent compounds of the following Formulas 1 to 4: wherein  is  R1, R2 and R3 are independently a C1-C4 alkyl group, R4, R5, R6 and R7 are independently selected from hydrogen, C1-C4 alkyl groups and C1-C4 alkoxy groups, and  is selected from 2,4-pentanedione, 2,2,6,6,-tetramethylheptane-3,5-dione, 1,3-propanedione, 1,3-butanedione, 3,5-heptanedione, 1,1,1-trifluoro-2,4-pentanedione, 1,1,1,5,5,5-hexafluoro-2,4-pentanedione, and 2,2-dimethyl-3,5-hexanedione; wherein  is  R1 and R2 are independently selected from C1-C4 alkyl groups and C1-C4 alkoxy groups, R3, R4, R5 and R6 are independently selected from hydrogen, C1-C4 alkyl groups and C1-C4 alkoxy groups, and  is selected from 2,4-pentanedione, 2,2,6,6,-tetramethylheptane-3,5-dione, 1,3-propanedione, 1,3-butanedione, 3,5-heptanedione, 1,1,1-trifluoro-2,4-pentanedione, 1,1,1,5,5,5-hexafluoro-2,4-pentanedione and 2,2-dimethyl-3,5-hexanedione; wherein  is  R1 and R2 are independently selected from C1-C4 alkyl groups and C1-C4 alkoxy groups, R3, R4, R5 and R6 are independently selected from hydrogen, C1-C4 alkyl groups and C1-C4 alkoxy groups, and  is selected from 2,4-pentanedione, 2,2,6,6,-tetramethylheptane-3,5-dione, 1,3-propanedione, 1,3-butanedione, 3,5-heptanedione, 1,1,1-trifluoro-2,4-pentanedione, 1,1,1,5,5,5-hexafluoro-2,4-pentanedione and 2,2-dimethyl-3,5-hexanedione; and wherein  is  R1 and R2 are independently selected from C1-C4 alkyl groups and C1-C4 alkoxy groups, R3, R4, R5 and R6 are independently selected from hydrogen, C1-C4 alkyl groups and C1-C4 alkoxy groups, and  is selected from 2,4-pentanedione, 2,2,6,6,-tetramethylheptane-3,5-dione, 1,3-propanedione, 1,3-butanedione, 3,5-heptanedione, 1,1,1-trifluoro-2,4-pentanedione, 1,1,1,5,5,5-hexafluoro-2,4-pentanedione and 2,2-dimethyl-3,5-hexanedione. Further disclosed herein is an organic electroluminescent (EL) device comprising an anode, a hole injecting layer, a hole transport layer, a light-emitting layer, an electron transport layer, an electron injecting layer, and a cathode laminated in this order wherein one of the red phosphorescent compounds is used as a dopant of the light-emitting layer.

    Red phosphorescent compound and organic electroluminescent device using the same
    13.
    发明申请
    Red phosphorescent compound and organic electroluminescent device using the same 有权
    红色磷光化合物和使用其的有机电致发光器件

    公开(公告)号:US20070104979A1

    公开(公告)日:2007-05-10

    申请号:US11593147

    申请日:2006-11-06

    IPC分类号: H01L51/54 C09K11/06

    CPC分类号: C07F15/0033

    摘要: Disclosed herein is a red phosphorescent compound of the following Formula 1: wherein is R1 is a C1-C4 alkoxy group, R2, R3, R4 and R5 are independently selected from hydrogen, C1-C4 alkyl groups and C1-C4 alkoxy groups, and  is selected from 2,4-pentanedione, 2,2,6,6,-tetramethylheptane-3,5-dione, 1,3-propanedione, 1,3-butanedione, 3,5-heptanedione, 1,1,1-trifluoro-2,4-pentanedione, 1,1,1,5,5,5-hexafluoro-2,4-pentanedione, and 2,2-dimethyl-3,5-hexanedione. Further disclosed herein is an organic electroluminescent (EL) device comprising an anode, a hole injecting layer, a hole transport layer, a light-emitting layer, an electron transport layer, an electron injecting layer, and a cathode laminated in this order wherein one of the red phosphorescent compounds is used as a dopant of the light-emitting layer.

    摘要翻译: 本文公开的是下式1的红色磷光化合物:其中R1是C 1 -C 4烷氧基,R2,R3,R4和R5独立地选自 由氢,C 1 -C 4烷基和C 1 -C 4烷氧基组成,并且被选择 2,4-戊二酮,2,2,6,6, - 四甲基庚烷-3,5-二酮,1,3-丙二酮,1,3-丁二酮,3,5-庚二酮,1,1,1-三氟 - 2,4-戊二酮,1,1,1,5,5,5-六氟-2,4-戊二酮和2,2-二甲基-3,5-己二酮。 本文还公开了一种有机电致发光(EL)装置,其包括阳极,空穴注入层,空穴传输层,发光层,电子传输层,电子注入层和阴极层叠,其中一个 的红色磷光化合物用作发光层的掺杂剂。

    Organic electroluminescence device
    14.
    发明授权
    Organic electroluminescence device 有权
    有机电致发光器件

    公开(公告)号:US08647753B2

    公开(公告)日:2014-02-11

    申请号:US11545732

    申请日:2006-10-11

    IPC分类号: H01L51/54

    摘要: Disclosed is an organic electroluminescent device comprising a structure having an anode, an emitting layer, and a cathode stacked therein, wherein a fluorescent compound represented by Formula 1 is used as a emitting material of the emitting layer or used as a dopant of the emitting layer: wherein A1 and A2 are independently selected from a substituted or unsubstituted C1-C6 aliphatic group, a C6-C20 aromatic group and a C5-C19 heterocyclic group containing N, S or O, A3 is selected from a substituted or unsubstituted C1-C6 aliphatic group, a C6-C20 aromatic group, a C5-C19 heterocyclic group containing N, S or O, and a hydrogen atom, and substituents of A1, A2 and A3 are respectively one or more and the substituent is selected from the group consisting of C1-C10 alkyl, C1-C1 alkoxy, C1-C10 alkylamino, C1-C10 alkylsilyl, a halogen atom, C6-C10 aryl, C6-C10 aryloxy, C6-C10 arylamino, C6-C10 arylsilyl and a hydrogen atom.

    摘要翻译: 公开了一种有机电致发光器件,其包括其中堆叠有阳极,发光层和阴极的结构,其中由式1表示的荧光化合物用作发光层的发光材料或用作发光层的掺杂剂 其中A1和A2独立地选自取代或未取代的C1-C6脂族基团,C6-C20芳族基团和含有N,S或O的C5-C19杂环基,A3选自取代或未取代的C1-C6 脂肪族基团,C6〜C20芳香族基团,含有N,S或O的C5-C19杂环基和氢原子,A1,A2和A3的取代基分别为一个以上,取代基选自 C 1 -C 10烷基,C 1 -C 10烷氧基,C 1 -C 10烷基氨基,C 1 -C 10烷基甲硅烷基,卤素原子,C 6 -C 10芳基,C 6 -C 10芳氧基,C 6 -C 10芳基氨基,C 6 -C 10芳基甲硅烷基和氢原子。