公开(公告)号：US20240389457A1

公开(公告)日：2024-11-21

申请号：US18666368

申请日：2024-05-16

Applicant: SFC CO., LTD.

Inventor： Ji-yung KIM ,  Si-in KIM ,  Kyeong-hyeon KIM ,  Hyuk-woo JANG ,  Do-yeong CHOI ,  Seo-youn PARK ,  Yeon-jae CHOI ,  Kyeong-wan KIM ,  Se-jin LEE

IPC: H10K85/60 ,  C07B59/00 ,  C09K11/02 ,  C09K11/06 ,  H10K50/12 ,  H10K85/30 ,  H10K85/40

Abstract: Organic compounds represented by Formulas 1 and 2 are disclosed: Also disclosed is an organic light emitting device including a light emitting layer employing the organic compounds as host materials. The use of the organic compounds enables low voltage driving of the organic light emitting device and ensures significantly long lifetime and improved luminous efficiency of the device.

公开(公告)号：US20240023359A1

公开(公告)日：2024-01-18

申请号：US18037720

申请日：2021-07-30

Applicant: SFC CO., LTD.

Inventor： Si-in KIM ,  Se-jin LEE ,  Seok-bae PARK ,  Hee-dae KIM ,  Yeong-tae CHOI ,  Ji-Yung KIM ,  Kyungtae KIM ,  Myeong-jun KIM ,  Kyeong-Hyeon KIM ,  Yu-rim LEE ,  Seung-soo LEE ,  Tae Gyun LEE ,  Joon-ho KIM

IPC: H10K50/12 ,  H10K85/60 ,  H10K50/17 ,  H10K50/15 ,  H10K50/16

CPC classification number: H10K50/12 ,  H10K85/6574 ,  H10K50/171 ,  H10K50/15 ,  H10K50/16

Abstract: The present invention relates to an organic light-emitting device comprising an organic compound represented by [chemical formula A] or [chemical formula B] and, more particularly, to an organic light-emitting device comprising two emission layers between a first electrode and a second electrode and using the organic compound represented by [chemical formula A] or [chemical formula B] in at least one of the two emission layers, [chemical formula A] and [chemical formula B] being as described in the detailed description of the invention.