Novel materials for organic light emitting devices
Compounds with specific aromatic ring systems and substituents address efficiency and longevity issues in OLEDs by improving electron-transport, hole blocking, and matrix materials, resulting in better performance and reduced operating voltage.
WO2026131904A1 Publication Date: 2026-06-25MERCK PATENT GMBH
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Patent Information
- Application Number
- PCT/EP2025/087496
- Authority / Receiving Office
- WO · WO
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 2024-12-18
- Filing Date
- 2025-12-16
- Publication Date
- 2026-06-25
AI Technical Summary
Technical Problem
Existing organic light-emitting devices (OLEDs) face challenges in improving performance metrics such as efficiency, operating voltage, and lifetime, particularly in electron-transport materials, hole blocking materials, and matrix materials.
Method used
Development of compounds according to Formula (I) with specific aromatic ring systems and substituents that enhance electron-transport, hole blocking, and matrix functionalities, leading to improved efficiency, lower operating voltage, and extended device lifetime.
Benefits of technology
The compounds achieve enhanced performance in OLEDs by extending lifetime and reducing operating voltage while maintaining high efficiency.
✦ Generated by Eureka AI based on patent content.
Abstract
The present invention relates to novel materials and electronic devices, in particular organic electronic devices such as OLEDs (organic light emitting diodes) containing these materials, for example as electron transport materials, hole blocking materials or matrix materials. The invention also relates to mixtures that contain these novel materials.
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