一种有机硼氮化合物及制备方法、发光层、发光器件、显示装置
By designing organic boron-nitrogen compounds with excellent solubility and stability as light-emitting guest materials, and combining them with specific layer structures, the problems of insufficient solubility and film-forming performance of boron-nitrogen materials are solved, thereby improving the luminous efficiency and color purity of OLED devices and making them suitable for printed OLED technology.
CN122103185BActive Publication Date: 2026-07-17JIHUA LAB
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- JIHUA LAB
- Filing Date
- 2026-04-28
- Publication Date
- 2026-07-17
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Figure CN122103185B_ABST
Abstract
本申请属于电致发光领域，公开了一种有机硼氮化合物及制备方法、发光层、发光器件、显示装置。该化合物的结构如式I所示；式I；其中，A为具有重原子S或Se的基团。本申请提供的有机硼氮化合物同时具有窄谱带特性、良好的溶液加工特性、抑制分子堆积以及较低的效率滚降的特性。其窄谱带特性主要通过母核中含硼氮多重共振骨架实现，其良好的溶解性与成膜均一性以及抑制堆积的特性主要通过相对扭曲的分子结构实现，其较低的效率滚降主要通过重原子的引入实现。
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