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    Organic Light-Emitting Device
    1.
    发明公开
    Organic Light-Emitting Device 审中-公开
    有机发光装置

    公开(公告)号：EP3227934A1

    公开(公告)日：2017-10-11

    申请号：EP15807981.4

    申请日：2015-12-01

    申请人： Cambridge Display Technology Limited ,  Sumitomo Chemical Company, Ltd.

    发明人： KING, Simon ,  MOHAMAD, David

    IPC分类号： H01L51/50 ,  H01L51/54

    CPC分类号： H01L51/5004 ,  C09K11/06 ,  C09K2211/1044 ,  C09K2211/185 ,  H01L51/0026 ,  H01L51/0035 ,  H01L51/0039 ,  H01L51/0085 ,  H01L51/5016 ,  H01L51/504 ,  H01L51/5056 ,  H01L2251/552

    摘要： Organic Light-Emitting Device An organic light-emitting device (100) comprising an anode (103); a cathode (109); a light-emitting layer (107) between the anode and the cathode; and a hole-transporting layer (105) between the anode and the cathode, wherein the light-emitting layer comprises a light-emitting compound of formula (I) and the hole-transporting layer comprises a hole-transporting material having a HOMO level that is no more than 5.1 e V from vacuum level: N N ML x R 2 (R) m (R) n y (I) wherein: R in each occurrence is independently a substituent; R 2 is H or a substituent; m is 0, 1 or 2; n is 0, 1, 2, 3 or 4; M is a transition metal; L is a ligand; y is at least 1; and x is 0 or a positive integer.

    摘要翻译： 有机发光装置一种有机发光装置（100），包括阳极（103）; 阴极（109）; 在阳极和阴极之间的发光层（107） 以及在所述阳极和所述阴极之间的空穴传输层（105），其中所述发光层包含式（I）的发光化合物并且所述空穴传输层包含HOMO能级的空穴传输材料， 与真空水平不超过5.1eV：NNML×R 2（R）m（R）ny（I）其中：R在每次出现时独立地为取代基; R 2是H或取代基; m是0,1或2; n是0,1,2,3或4; M是过渡金属; L是配体; y至少为1; 并且x是0或正整数。 （图1）

    LIGHT-EMITTING COMPOUND
    6.
    发明公开
    LIGHT-EMITTING COMPOUND 审中-公开

    公开(公告)号：EP3390418A1

    公开(公告)日：2018-10-24

    申请号：EP16816342.6

    申请日：2016-12-14

    申请人： Cambridge Display Technology Limited ,  Sumitomo Chemical Co., Ltd.

    发明人： HUMPHRIES, Martin ,  TARRAN, William ,  ISLAM, Nazrul ,  KING, Simon

    IPC分类号： C07F15/00 ,  C09K11/00 ,  C08G61/00 ,  H01L51/00

    摘要： A compound of formula (I): Wherein M is a transition metal; Ar1 is a 5 or 6 membered heteroaryl ring or a polycyclic heteroaromatic group; Ar2 is a polycyclic group comprising two or more aromatic or heteroaromatic rings; Ar1 and Ar2 may be linked by a direct bond or divalent linking group; L is a ligand; x is at least 1; a, b and y are each 0 or a positive integer; R1, R2, and R3 are each independently a substituent; wherein (i) Ar1 is a polycyclic heteroaromatic group or (ii) Ar1 is a 5 or 6 membered heteroaryl ring and Ar2 is a polycyclic group comprising three or more aromatic or heteroaromatic rings. Compounds have use as light-emitting compounds in organic light emitting diodes (OLEDs). Compositions and manufacturing methods comprising the claimed compounds also disclosed.