Poly(p-phenylene)
![](../I/m/Poly(p-phenylene)-repeat-2D-skeletal.png)
The structure of the repeating unit of PPP
Poly(p-phenylene) (PPP) is the precursor to a conducting polymer of the rigid-rod polymer host family. Oxidation or the use of dopants is used to convert the non-conductive form to a semiconductor. It is made of repeating p-phenylene units.