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可溶液加工的化疏水阴极介层用于高稳定性传统有机太阳能电池.

Li Tian^1,2,3, Airong Wang², Baogang Wang³

¹School of Materials Science and Engineering, Henan University of Technology, Zhengzhou, P. R. China.

|March 17, 2026

概括

新型疏水聚合物通过防止水损伤来增强有机太阳能电池的稳定性. 这些材料在传统的有机太阳能电池中提供了更好的耐水性和延长设备寿命.

关键词:

化法化法化疏水性是指对水的疏水性.长期稳定的长期稳定性

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科学领域:

材料科学材料科学材料科学
有机电子有机电子
聚合物化学聚合物化学

背景情况:

疏水性阴极介层 (CIL) 通过阻断水来提高有机太阳能电池 (OSC) 的稳定性.
传统的疏水性CIL的溶解性阻碍了它们在传统的OSC制造中使用.
开发稳定和可处理的CIL对于推进OSC技术至关重要.

研究的目的:

合成新的疏水性水/酒精可溶性结合聚合物 (H-WSCPs),以提高OSC稳定性.
研究侧链工程对聚合物特性和设备性能的影响.
为了证明使用这些新CIL的OSC的增强的防潮性能和长期运行稳定性.

主要方法:

通过侧链工程合成了一系列化H-WSCPs (PFN-F50,PFN-F25,PFN-F12.5).
制造的传统OSC设备包含新的H-WSCP作为CIL.
评估了制造的设备的光电特性,可溶性,疏水性和长期稳定性.

主要成果:

H-WSCPs具有良好的酒精溶解性,使其能够轻松处理,而不会损坏活性层.
化H-WSCP的功率转换效率与使用PFN-Br的设备保持了相似的效率.
配备H-WSCP CIL的设备显示出显著增强的耐水性和运行稳定性,PFN-F25在600小时的照明后保持了75%的初始性能.

结论:

简单的侧链工程可以为OSC应用创建疏水性,酒精溶解的合聚合物.
这些H-WSCPs在传统的OSC中有效地起到稳定的CIL的作用,防止潮湿的入.
开发的H-WSCP为提高有机太阳能电池的长期耐用性和可靠性提供了一个有希望的战略.