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Composition and organic light-emitting device including the same

專利號
US12178117B2
公開日期
2024-12-24
申請人
Samsung Electronics Co., Ltd.; SAMSUNG SDI CO., LTD.(KR Gyeonggi-Do KR Gyeonggi-Do)
發(fā)明人
Myungsun Sim; Sunghun Lee; Yoonhyun Kwak; Jiwhan Kim; Jeoungin Yi; Mitsunori Ito; Wataru Sotoyama; Kum Hee Lee; Byoungki Cho; Sunghyun Jung; Dalho Huh; Hyungsun Kim
IPC分類
H01L51/50; C07F15/00; C09K11/02; C09K11/06; H10K85/30; H10K50/11; H10K50/15; H10K50/16; H10K50/17; H10K50/18; H10K101/00; H10K101/30
技術(shù)領(lǐng)域
group,c60,c1,or,compound,c10,may,r51,r53,r55
地域: Suwon-si

摘要

Provided are a composition and an organic light-emitting device including the same, wherein the composition includes a platinum-containing organometallic compound, a first compound, a second compound, and a third compound.

說明書

Next, Compound ET1 and LiQ were co-deposited at a weight ratio of 5:5 on the emission layer to form an electron transport layer having a thickness of 360 ?, LiF was deposited on the electron transport layer to form an electron injection layer having a thickness of 5 ?, and Al was vacuum-deposited on the electron injection layer to form a second electrode (i.e., a cathode) having a thickness of 800 ?, thereby completing the manufacture of an organic light-emitting device.

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Example 2

An organic light-emitting device was manufactured in the same manner as in Example 1, except that an emission layer was formed to a thickness of 330 ?.

Example 3

An organic light-emitting device was manufactured in the same manner as in Example 1, except that, in forming an emission layer, H3-1 was used instead of H3-78.

Comparative Example 1

An organic light-emitting device was manufactured in the same manner as in Example 1, except that, in forming an emission layer, Compounds H2-1 and H1-63 (at a weight ratio of 6.5:3.5) as hosts and Ir-D1 as a dopant were co-deposited at a weight ratio of 88:12 to form an emission layer having a thickness of 330 ?.

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Comparative Example 2

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