Invention Grant
- Patent Title: Organic electroluminescence device and nitrogen-containing compound for organic electroluminescence device
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Application No.: US17023969Application Date: 2020-09-17
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Publication No.: US11430960B2Publication Date: 2022-08-30
- Inventor: Hirokazu Kuwabara , Ryuhei Furue
- Applicant: Samsung Display Co., LTD.
- Applicant Address: KR Yongin-si
- Assignee: Samsung Display Co., LTD.
- Current Assignee: Samsung Display Co., LTD.
- Current Assignee Address: KR Yongin-si
- Agency: Kile Park Reed & Houtteman PLLC
- Priority: KR10-2020-0017920 20200213
- Main IPC: H01L51/00
- IPC: H01L51/00 ; H01L51/52 ; H01L51/50
Abstract:
An organic electroluminescence device exhibiting high light emission efficiency is provided, which includes a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region. The emission layer may include a nitrogen-containing compound represented by Formula 1:
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