基于吩噁嗪修饰的碘化亚铜团簇材料及其制备方法和应用
By using phenoxazine-modified cuprous iodide cluster materials, the cluster core is fixed by diphenylphosphine functional groups and phenoxazine is used as a donor group to regulate the excited state composition, thus solving the radiation limitation problem of Cu4I4 type copper cluster materials and improving the efficiency and stability of electroluminescent devices.
CN119462759BActive Publication Date: 2026-07-17HEILONGJIANG UNIV
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- HEILONGJIANG UNIV
- Filing Date
- 2024-11-11
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
The 3CC excited-state radiation limitation of existing Cu4I4 type copper cluster materials hinders further improvement of their optical performance.
Method used
A cuprous iodide cluster material based on phenoxazine modification was used. The cluster core was fixed by the diphenylphosphine functional group as the anchor point, and phenoxazine was introduced as a donor group to regulate the excited state composition and enhance the ligand-related charge transfer effect.
Benefits of technology
It improves the electron injection and transport capabilities of the material, reduces the intermolecular quenching effect, enhances the luminous efficiency and stability of electroluminescent devices, and reduces the driving voltage.
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Figure CN119462759B_ABST
Abstract
本发明提供了基于吩噁嗪修饰的碘化亚铜团簇材料及其制备方法和应用，属于发光材料技术领域。本发明提供的四个基于吩噁嗪修饰的碘化亚铜团簇材料，以吩噁嗪修饰的碘化亚铜团簇，提升分子刚性，不对称的单给体修饰的立方烷簇，调控激发态的组成，增强配体相关的电荷转移作用。不对称的结构阻止分子间的相互堆积，抑制猝灭。二苯并呋喃官能团分子刚性强，并具有多个修饰位点，4，6位引入二苯基膦，P‑P间的距离可正好容纳Cu4I4。吩噁嗪或苯基吩噁嗪作为强给体基团，调控激发态组成，改善电学性能。二苯基膦官能团作为“锚点”，固定簇核，同时提供配位位点，P可与Cu配位。CuX有丰富的储量，且环境友好，可以使团簇结构更多样性，提供丰富的激发态组成。
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