一种可用于直写3D打印的硅胶基导电油墨的制备方法及其在柔性电子中的应用
By preparing silicone-based conductive ink, combined with silver sheet surface treatment and the addition of CNTs, the contradiction between low viscosity and high modulus of conductive ink in 3D printing was resolved, achieving self-supporting 3D structure printing and excellent conductivity.
CN118389004BActive Publication Date: 2026-07-17FUDAN UNIVERSITY
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- FUDAN UNIVERSITY
- Filing Date
- 2024-05-09
- Publication Date
- 2026-07-17
Smart Images
Figure CN118389004B_ABST
Abstract
本发明提供了一种可用于直写3D打印的硅胶基导电油墨的制备方法及其在柔性电子中的应用。先是使用乙醇清洁银粉表面脂肪酸，再用短链硅胶吸附在银粉表面以降低油墨粘度，再在基体长链硅胶中添加碳纳米管以提升油墨模量，最终得到可用于直写3D打印的硅胶基导电油墨。由本发明制备方法得到的油墨可以在50‑1000微米针头内径尺寸下进行精细3D直写打印，构建3D柔性电子，固化后的复合材料电线电阻率为1.2‑9.5×10‑4Ωcm。具有优良的导电性能。
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