An anthracene ketone compound, a preparation method and application thereof, and an organic electroluminescent device

By using anthrone compounds as functional layer materials for OLED devices, the problem of improving OLED device performance has been solved, the current efficiency and lifespan of the devices have been improved, and the stability of the materials and suitability for industrial production have been achieved.

CN117343070BActive Publication Date: 2026-06-16YANTAI ADVANCED MATERIALS & GREEN MFG SHANDONG PROVINCIAL LAB
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
YANTAI ADVANCED MATERIALS & GREEN MFG SHANDONG PROVINCIAL LAB
Filing Date
2023-09-28
Publication Date
2026-06-16

AI Technical Summary

⚠Technical Problem

The luminous efficiency and lifespan of existing OLED light-emitting devices have not yet met the requirements for practical applications, and higher-performance functional materials need to be developed to improve device performance.

⚗Method used

Anthrone compounds are used as functional layer materials for organic electroluminescent devices. Through preparation methods including cyclization and substitution reactions, anthrone compounds with high glass transition temperature and thermal stability are synthesized and applied to the light-emitting layer of OLED devices.

🎯Benefits of technology

It improves the current efficiency and lifespan of OLED devices, achieves stability after material film formation, and is suitable for industrial mass production.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application provides an anthracene ketone compound and a preparation method and application thereof, and an organic electroluminescent device, and belongs to the technical field of semiconductors.The anthracene ketone compound provided by the application has the characteristics of strong rigidity, difficulty in crystallization and aggregation between molecules, good film-forming property, high glass transition temperature and high thermal stability, so that the compound can keep the stability of a film layer after material film-forming when applied to an OLED device; the current efficiency of the device is greatly improved when the organic compound is applied to the OLED device as an organic electroluminescent functional layer material; and the service life of the device is obviously improved. The results of examples show that the anthracene ketone compound provided by the application is used as a light-emitting layer material, the current efficiency of the obtained organic electroluminescent device is 147.1-157.3, and the service life is 351.6-373.9h.
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