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    POLYCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
    71.
    发明申请
    POLYCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME 有权

    公开(公告)号：US20210277026A1

    公开(公告)日：2021-09-09

    申请号：US15734323

    申请日：2019-07-24

    Applicant: LG CHEM, LTD.

    Inventor： Sujeong GEUM ,  Dong Hoon LEE ,  Dongheon KIM ,  Ki Kon LEE

    IPC: C07F5/02 ,  H01L51/00

    Abstract: Provided is a compound of Formula 1: wherein: Cy1 and Cy2 are each independently an aromatic hydrocarbon ring or aromatic hetero ring that is substituted or unsubstituted; R1 to R9 are each independently hydrogen, deuterium, a halogen group, a cyano group, a nitro group, or a substituted or unsubstituted: silyl, alkyl, alkoxy, cycloalkyl, aryl, amine, or heterocyclic group; m1 is 0 to 3, and m2 and m3 are each 0 to 5; when m1 to m3 are each 2 or more, the substituents in the parenthesis are the same or different and Z1 to Z4 are each independently CH or N, and n1 and n2 are each 0 to 2, and when Z1 to Z4 are each CH, n1+n2 is 2 to 4, and when one or more of Z1 to Z4 are N, n1+n2 is 1 to 4, and an organic light emitting device including the same.

    COMPOUND AND ORGANIC LIGHT EMITTING DEVICE COMPRISING SAME
    73.
    发明申请
    COMPOUND AND ORGANIC LIGHT EMITTING DEVICE COMPRISING SAME 有权

    公开(公告)号：US20210114998A1

    公开(公告)日：2021-04-22

    申请号：US16762245

    申请日：2019-03-08

    Applicant: LG CHEM, LTD.

    Inventor： Dong Uk HEO ,  Jin Joo KIM ,  Dong Hoon LEE ,  Jungoh HUH ,  Yongbum CHA ,  Wanpyo HONG

    IPC: C07D251/24 ,  C07D311/96 ,  C07D335/10 ,  H01L51/00

    Abstract: Provided is a compound of Chemical Formula 1: wherein X is O or S; L1 and L2 each independently is a direct bond or a substituted or unsubstituted arylene group; X1 is N or CR1, X2 is N or CR2, X3 is N or CR3, and at least two of X1 to X3 are N; R1 to R3 each independently is hydrogen, deuterium, or a substituted or unsubstituted alkyl, aryl or heteroaryl group; Ar1 and Ar2 each independently is hydrogen, deuterium, or a substituted or unsubstituted alkyl, aryl or heteroaryl group; positions at which is substituted with are asymmetric; m1, m2, n1 and n2 each independently is 0 or 1; and m1+m2 is 1, and n1+n2 is 1, and an organic light emitting device comprising the same.

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