I guess the fluoropolymer (PTFE in fashion/medical/pharm!!!) horse left the barn ages ago, but it must at least be scientifically interesting to find electrical

I guess the fluoropolymer (PTFE in fashion/medical/pharm!!!) horse left the barn ages ago, but it must at least be scientifically interesting to find electrically active device-relevant organics that don't have fluorine as their core ingredient?