Suitable for medical electrode applications, a dielectric ink is used as both a protective insulating layer and a crossover layer for polymer thick-film conductive inks in printed circuit applications. The 125-17 ink is compatible with such substrates as polycarbonate, polyester, polyimide, and glass. It is resistant to humidity, temperature fluctuations, and solvents. The product features low odor, excellent flow characteristics, and print quality. Its translucent blue color makes it stand out on printed surfaces. Creative Materials Inc., Tyngsboro, MA, 978/649-4700.