一种高量子产率的压力致变色荧光材料及其制备方法与应用

By using high quantum yield pressure-induced color-changing fluorescent materials with fluorene and benzothiadiazole structures, the problem of low quantum yield has been solved, and significant improvements in fluorescence color and yield have been achieved, making them suitable for anti-counterfeiting materials.

CN117843587BActive Publication Date: 2026-07-17SHANDONG ANALYSIS AND TEST CENTER
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SHANDONG ANALYSIS AND TEST CENTER
Filing Date
2023-12-05
Publication Date
2026-07-17

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Abstract

本发明属于材料学技术领域，具体涉及一种高量子产率的压力致变色荧光材料及其制备方法与在防伪上的应用。本发明中提供的高量子产率的压力致变色荧光材料研磨前后荧光发射颜色由绿色变为橙色，同时研磨后的量子产率要明显高于研磨前的量子产率，从48％提升到89％，可以证明本发明制备的高量子产率的压力致变色荧光材料具有灵敏的力致荧光变色的性质，可将其进一步加工作为防伪材料，有着很好的应用前景。高量子产率的压力致变色荧光材料，其结构式如式(Ⅰ)所示：式(Ⅰ)。
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