Disclosed is an active energy ray-curable conductive ink containing a conductive substance and a binder component, which is characterized in that the binder component contains a chlorinated polyester and an active energy ray-polymerizable compound. This active energy ray-curable conductive ink has good fluidity and enables to obtain a conductive circuit with low resistance after curing. Also disclosed are a method for forming a conductive circuit by printing this conductive ink on a substrate, and non-contact media comprising an IC chip mounted in a state electrically connected with the conductive circuit. The conductive substance is preferably a flake powder having a BET specific surface area of 0.1 - 0.4 m2/g and an aspect ratio of not less than 3.
本发明公开了一种含有导电物质和粘合剂成分的活性能量射线固化导电油墨,其特征在于粘合剂成分含有
氯化聚酯和活性能量射线可聚合化合物。这种活性能量射线固化导电油墨具有良好的流动性,固化后可获得低电阻的导电电路。此外,还公开了一种通过在基板上印刷这种导电油墨来形成导电电路的方法,以及包括集成电路芯片的非接触式介质,该芯片安装在与导电电路电连接的状态下。导电物质最好是片状粉末,其 BET 比表面积为 0.1 - 0.4 m2/g,长宽比不小于 3。