Heterocyclic compound, organic light-emitting element comprising same, and composition for organic material layer
US-2024298525-A1 · Sep 5, 2024 · US
Condensed-cyclic compound, organic light-emitting device comprising the same, and flat panel display apparatus including the device
US8999525B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8999525-B2 |
| Application number | US-201113333674-A |
| Country | US |
| Kind code | B2 |
| Filing date | Dec 21, 2011 |
| Priority date | May 13, 2011 |
| Publication date | Apr 7, 2015 |
| Grant date | Apr 7, 2015 |
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Abstract
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A condensed-cyclic compound is represented by Formula 1 below. An organic light-emitting device includes the condensed-cyclic compound. A flat panel display apparatus includes the organic light-emitting device. The organic light-emitting device includes an organic layer including the compound of Formula 1 and has low driving voltage, high emission efficiency, and a long lifetime.
First claim
Opening claim text (preview).
What is claimed is: 1. A condensed-cyclic compound represented by Formula 1; wherein X 1 is CR 1 R 2 , NR 3 , O, or S; each of Ar 1 through Ar 12 is independently selected from the group consisting of hydrogen atoms, deuterium, halogen atoms, hydroxyl groups, cyano groups, nitro groups, carboxyl groups, substituted C 1 -C 30 alkyl groups, unsubstituted C 1 -C 30…
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Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
- C07D251/24Primary
Chemistry & Metallurgy · mapped topic
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- What does patent US8999525B2 cover?
- A condensed-cyclic compound is represented by Formula 1 below. An organic light-emitting device includes the condensed-cyclic compound. A flat panel display apparatus includes the organic light-emitting device. The organic light-emitting device includes an organic layer including the compound of Formula 1 and has low driving voltage, high emission efficiency, and a lo…
- Who is the assignee on this patent?
- Lee Jae-Yong, Yang Seung-Gak, Kim Hee-Yeon, and 2 more
- What technology area does this patent fall under?
- Primary CPC classification C07D251/24. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Apr 07 2015 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 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).