A hole transport material based on a spiro[fluorene-9,9'-xanthene] skeleton and a preparation method and application thereof
CN122427151APending Publication Date: 2026-07-21GUANGDONG GUANGJING ENERGY TECH CO LTD
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-20
- Publication Date
- 2026-07-21
AI Technical Summary
Technical Problem
然而，由于其合成成本高、热稳定性差等缺点，无法满足钙钛矿太阳能电池产业化的需求
Benefits of technology
[0029]本发明通过优化结构，提供了一种基于螺[芴-9,9’-氧杂蒽]骨架的空穴传输材料，可很好地应用于钙钛矿太阳能电池，解决了现有的有机空穴传输层材料的热稳定性差问题、并保持一定的光电转换效率；同时，通过优化制备步骤中所采用的配体、溶剂、洗脱剂等参数，显著提高制得基于螺[芴-9,9’-氧杂蒽]骨架的空穴传输材料的回收率，降低制备成本。综合来看，本发明提供的基于螺[芴-9,9’-氧杂蒽]骨架的空穴传输材料具有高转换效率、高稳定性，且制备合成步骤简单、高效、低成本，有很高的应用价值。
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Abstract
The application relates to a hole transport material based on a spiro[fluorene-9,9'-xanthene] skeleton and a preparation method and application thereof, and belongs to the technical field of perovskite solar cells. 117 H 96 O5F4N4S4, C 121 H 108 O5N4S4 or C 159 H 184 O5N4S4; by optimizing parameters such as a ligand, a solvent type, elution conditions and the like in a synthesis step of the hole transport material, raw material utilization and reaction yield are improved, synthesis cost is saved, and raw material utilization is improved. The hole transport material provided by the application has excellent thermal stability, the preparation method is simple, the yield is high, the problems of traditional materials are solved, and the hole transport material has high application value.
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