Heterocyclic compounds, organic light-emitting devices containing the same, and compositions for organic layers
Heterocyclic compounds in organic light-emitting devices stabilize holes and electrons, addressing performance and lifespan issues by reducing driving voltage and improving efficiency.
JP2026113601APending Publication Date: 2026-07-07LT MATERIALS CO LTD
Patent Information
- Application Number
- JP2026061015
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 2020-09-28
- Filing Date
- 2026-04-02
- Publication Date
- 2026-07-07
AI Technical Summary
Technical Problem
There is a need for improved organic thin-film materials in organic light-emitting devices to enhance performance, lifespan, and efficiency.
Method used
The use of heterocyclic compounds, specifically represented by Chemical Formulas 1 and 2, in the organic layers of organic light-emitting devices, which can function as hole injection, transport, and light-emitting layers, stabilizing holes and electrons, thereby reducing driving voltage and improving efficiency and lifespan.
Benefits of technology
The heterocyclic compounds effectively stabilize holes and electrons, leading to reduced driving voltage, enhanced light efficiency, and extended device lifetime in organic light-emitting devices.
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Smart Images
Figure 2026113601000001_ABST
Abstract
The present invention provides heterocyclic compounds, organic light-emitting devices containing the same, and compositions for organic layers. [Solution] Specifically, for example, the following compound (181) is shown. JPEG2026113601000089.jpg86160
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Citation Information
Patent Citations
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