Disclosed is an organic light emitting element, which includes an electron blocking layer having a hole transport region disposed in a first hole transport stack, a second hole transport stack disposed between the first hole transport stack and a light emitting layer, and disposed between the second hole transport stack and the light emitting layer. In the disclosed organic light emitting element, the HOMO energy level of the hole transport region satisfies a predetermined equation.

    상기 정공 수송 영역이 제1정공 수송 스택, 상기 제1정공 수송 스택과 상기 발광층 사이에 배치된 제2정공 수송 스택 및 상기 제2정공 수송 스택과 상기 발광층 사이에 배치된 전자 저지층을 포함하고, 상기 정공 수송 영역의 HOMO 에너지 준위가 소정의 수식을 만족하는 유기 발광 소자가 개시된다.


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    Title :

    Organic light emitting device and apparatus including the same


    Additional title:

    유기 발광 소자 및 이를 포함한 장치


    Contributors:
    HUR JAE WEON (author) / KIM KYUNG SIK (author) / KIM SUNG WOOK (author) / KIM SEUL ONG (author) / CHU SEUNG JIN (author) / JEONG HYE IN (author)

    Publication date :

    2021-07-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    H10K



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