Aqueous Conductive Polymer Composites with Good Printability and Conductivity for Flexible Electronics

The article delves into the advancements in additive manufacturing technologies that enable the creation of eco-friendly electronic devices using aqueous conductive polymer composites. These composites, consisting of conductive fillers like silver-coated copper and binders, offer superior printability and conductivity for applications such as RFID tags, electronic skins, and flexible sensors. The study focuses on optimizing the formulation of these composites to achieve outstanding electrical and mechanical properties. Key findings include the development of an aqueous conductive polymer composite with a sheet resistance of 63.1 mΩ/□ and conductivity up to 8.34 × 10^5 S/m, demonstrating excellent performance in flexible electronics. The research also investigates the reliability mechanisms of these composites, including electrochemical migration and oxidation resistance, showcasing their potential for use in extreme environments. The successful fabrication of flexible UHF RFID antennas with a read range exceeding 10 m further underscores the significant potential of aqueous conductive polymer composites in wearable electronics.