基于超声喷涂法的柔性印刷电路制备
发布时间：2018-07-14 08:55
【摘要】：介绍了一种基于超声喷涂的电路印刷方法,适用于各种柔性材质的基体,可以更高效、更环保地完成柔性印刷电路(FPC)的制造。其主要思想是:纳米银导电油墨通过超声喷头雾化,进而喷涂在覆盖有金属掩膜版的聚酰亚胺(PI)膜基体上,低温烧结(125℃×20 min)之后就得到柔性电路。测试结果表明,图案化的导电线路(宽度为500mm)经过多次弯曲后仍能保持良好的导电性,其表面方阻随喷涂层数的增多而稳定地减小,8层涂覆所得线路的方阻为(21±2)mΩ/sq。扫描电镜观察表明,导电线路平整光滑,毛边误差在50mm以内。
[Abstract]:This paper introduces a circuit printing method based on ultrasonic spraying, which is suitable for various flexible materials. It can make flexible printing circuit (FPC) more efficient and environmentally friendly. The main idea is that nano-silver conductive ink is sprayed on the substrate of polyimide (Pi) film covered with metal mask by ultrasonic spray head, and the flexible circuit is obtained after sintering at low temperature (125 鈩，
本文编号：2121132
[Abstract]:This paper introduces a circuit printing method based on ultrasonic spraying, which is suitable for various flexible materials. It can make flexible printing circuit (FPC) more efficient and environmentally friendly. The main idea is that nano-silver conductive ink is sprayed on the substrate of polyimide (Pi) film covered with metal mask by ultrasonic spray head, and the flexible circuit is obtained after sintering at low temperature (125 鈩，
本文编号：2121132
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