Isola Group S.à.r.l., a market leader in copper-clad laminates and dielectric prepreg materials used to fabricate advanced multilayer Printed Circuit Boards (PCBs), announced TerraGreen, the company’s new halogen-free, ultra-low loss, RF/microwave/high-speed material. TerraGreen is engineered for such high-performance applications as power amplifier boards for 4G LTE base stations, internet infrastructure and cloud computing.