Organic optoelectronic device and display device using the same
US-2020161560-A1 · May 21, 2020 · US
Compound and organic light emitting device comprising the same
US12325713B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-12325713-B2 |
| Application number | US-202017059170-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jan 3, 2020 |
| Priority date | Jan 4, 2019 |
| Publication date | Jun 10, 2025 |
| Grant date | Jun 10, 2025 |
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- Title
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Abstract
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A novel compound of the following Chemical Formula 1, and an organic light emitting device comprising the same.
First claim
Opening claim text (preview).
The invention claimed is: 1. A compound of the following Chemical Formulas 1-1 to 1-7: wherein, in the Chemical Formulas 1-1 to 1-7, Y 1 is O or S, L 1 and L 2 are each independently a single bond or phenylene, X 1 to X 3 are each independently N or CH, provided that at least one of them is N, Ar 1 and Ar 2 are each independently a substituted or unsubstituted C 6-60 aryl; or a substituted or unsubstituted C 5-60 heteroaryl containing at least one heteroatom selected from the group consisting of N, O and S, Y 2 is O or S, Z 1 to Z 4 are each independently N or CH, provided that at least two of them are N, Ar 3 is hydrogen; a substituted or unsubstituted C 1-60 alkyl; or a substituted or unsubstituted C 6-60 aryl, and the group of is any one selected from the following groups: 2. The compound of claim 1 , wherein Ar 1 and Ar 2 are each independently phenyl; biphenyl; dibenzofuranyl; dibenzothiophenyl; carbazolyl; or carbazolyl substituted with phenyl. 3. The compound of claim 1 , wherein Ar 3 is phenyl. 4. The compound of claim 1 , wherein the compound of Chemical Formulas 1-1 to 1-7 is any one selected from the group consisting of the following compounds:
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Classifications
Electron injection layers · CPC title
Carrier blocking layers · CPC title
Electron transporting layers · CPC title
Hole transporting layers · CPC title
comprising only sulfur in the heteroaromatic polycondensed ring system, e.g. benzothiophene · CPC title
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Frequently asked questions
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- What does patent US12325713B2 cover?
- A novel compound of the following Chemical Formula 1, and an organic light emitting device comprising the same.
- Who is the assignee on this patent?
- Lg Chemical Ltd
- What technology area does this patent fall under?
- Primary CPC classification C07D495/04. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Jun 10 2025 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 12 related publications on this page (citations in our corpus or others sharing the same primary CPC).