公开(公告)号：US20240365667A1

公开(公告)日：2024-10-31

申请号：US18688272

申请日：2022-09-19

Applicant: Samsung Display Co., Ltd.

Inventor： Federico KOCH ,  Alhama ARJONA ESTEBAN

IPC: H10K85/60 ,  C07F5/02 ,  C09K11/06 ,  H10K50/12

CPC classification number: H10K85/658 ,  C07F5/027 ,  C09K11/06 ,  C09K2211/1018 ,  H10K50/12

Abstract: The invention relates to an organic molecule, in particular for the application in optoelectronic devices. According to the invention, the organic molecule comprises or consists of a structure represented by Formula I:






wherein
X1, X2, and X3 are each independently selected from the group consisting of CRa and N;
wherein at least adjacent two selected from the group consisting of RI, RII, RIII, RIV, RV, RVI, RVII, RVIII, RIX, and RX form a non-aromatic mono- or polycyclic ring system with 5 to 8 C-atoms,
wherein, optionally, each hydrogen is independently substituted by R6.

公开(公告)号：US20230115932A1

公开(公告)日：2023-04-13

申请号：US17766881

申请日：2020-10-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Federico KOCH ,  Christian KASPAREK

IPC: H01L51/00 ,  C09K11/06

Abstract: The invention relates to a an organic electroluminescent device comprising a light-emitting layer B comprising a host material HB, a first thermally activated delayed fluorescence (TADF) material EB, and an emitter material SB.