公开(公告)号：US20240107882A1

公开(公告)日：2024-03-28

申请号：US18501882

申请日：2023-11-03

Applicant: Samsung Display Co., Ltd.

Inventor： Georgios LIAPTSIS ,  Christian KASPAREK ,  Harald FLUEGGE ,  Sandra BONUS ,  Patrick PINGEL ,  Jaime LEGANES CARBALLO ,  Irina ROERICH

IPC: H10K85/60 ,  H10K50/00 ,  H10K85/40

CPC classification number: H10K85/6572 ,  H10K50/00 ,  H10K85/40 ,  H10K85/654 ,  H10K2101/30

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

公开(公告)号：US20230034026A1

公开(公告)日：2023-02-02

申请号：US17628766

申请日：2020-07-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hamed SHARIFIDEHSARI ,  Jaime LEGANES CARBALLO ,  Georgios LIAPTSIS ,  Harald FLUEGGE ,  Sandra BONUS ,  Damien THIRION ,  Damien JOLY

IPC: H01L51/50 ,  H01L51/00

Abstract: The present invention relates to a an organic electroluminescent device comprising at least one light-emitting layer B comprising at least one host material HB, at least one thermally activated delayed fluorescence (TADF) material EB, and at least one small full width at half maximum (FWHM) emitter SB wherein EB transfers energy to SB and SB emits light with an emission maximum in the wavelength range from 500 nm to 560 nm.

公开(公告)号：US20230063469A1

公开(公告)日：2023-03-02

申请号：US17937348

申请日：2022-09-30

Applicant: Samsung Display Co., Ltd.

Inventor： Georgios LIAPTSIS ,  Christian KASPAREK ,  Harald FLUEGGE ,  Sandra BONUS ,  Patrick PINGEL ,  Jaime LEGANES CARBALLO ,  Irina ROERICH

IPC: H01L51/00 ,  H01L51/50

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