Organic electroluminescence device and polycyclic compound for organic electroluminescence device
AssigneeSamsung Display Co., Ltd.
InventorsSeulong Kim, Daeyup Shin
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Abstract
An organic electroluminescence device includes a first electrode, a hole transport region provided on the first electrode, an emission layer provided on the hole transport region, an electron transport region provided on the emission layer, and a second electrode provided on the electron transport region, wherein the emission layer includes a polycyclic compound represented by Formula 1. In Formula 1, L11 and L21 are each independently represented by Formula 2, and L12 and L22 are each independently represented by Formula 3.
Claims20
An organic electroluminescence device, comprising:
- a first electrode;
- a hole transport region provided on the first electrode;
- an emission layer provided on the hole transport region;
- an electron transport region provided on the emission layer;
- and
- a second electrode provided on the electron transport region,
- wherein the emission layer comprises a polycyclic compound represented by Formula 1:
- in Formula 1,
- R1 to R8 are each independently a hydrogen atom or a deuterium atom,
- L11 and L21 are each independently represented by Formula 2, and
- L12 and L22 are each independently represented by Formula 3:
- in Formula 2, one of X1 and X2 is CH, and the other one is N, and R9 and R10 are each independently a hydrogen atom or a deuterium atom, and
- in Formula 3, Y1 and Y2 are each independently a substituted or unsubstituted alkyl group having 1 to 10 carbon atoms, and R11 to R13 are each independently a hydrogen atom or a deuterium atom.
A polycyclic compound represented by Formula 1:
- in Formula 1,
- R1 to R8 are each independently a hydrogen atom or a deuterium atom,
- L11 and L21 are each independently represented by Formula 2, and
- L12 and L22 are each independently represented by Formula 3:
- in Formula 2, one of X1 and X2 is CH, and the other one is N, and R9 and R10 are each independently a hydrogen atom or a deuterium atom, and
- in Formula 3, Y1 and Y2 are each independently a substituted or unsubstituted alkyl group having 1 to 10 carbon atoms, and R11 to R13 are each independently a hydrogen atom or a deuterium atom.
Dependencies are inferred from the claim text.