多种主体材料及包含其的有机电致发光装置

By employing a specific combination of multiple host materials in organic electroluminescent devices, the problem of insufficient lifespan characteristics has been solved, resulting in more efficient display and lighting effects.

CN113013365BActive Publication Date: 2026-07-17DUPONT SPECIALTY MATERIALS KOREA LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
DUPONT SPECIALTY MATERIALS KOREA LTD
Filing Date
2020-11-26
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The lifetime characteristics of existing organic electroluminescent devices need to be improved, especially in applications requiring high luminous efficiency and high resolution displays.

Method used

A variety of host materials, including compounds represented by Formula 1 and Formula 2, are used in specific combinations as host materials for organic electroluminescent devices to improve lifetime characteristics.

Benefits of technology

By using a specific combination of host materials, the lifespan characteristics of organic electroluminescent devices have been significantly improved, making them suitable for display systems and lighting systems.

✦ Generated by Eureka AI based on patent content.

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Abstract

本公开涉及多种主体材料，所述多种主体材料包含第一主体材料和第二主体材料，所述第一主体材料包含由式1表示的化合物，所述第二主体材料包含由式2表示的化合物，以及一种包含所述多种主体材料的有机电致发光装置。通过包含本公开的化合物的特定组合作为主体材料，可以提供与常规有机电致发光装置相比具有改善的寿命特性的有机电致发光装置。
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