https://doi.org/10.1351/goldbook.08901
Polymers composed of macromolecules containing thiadiazole rings in the backbone (structure-based polymer class name).

Note:
Poly(1,2,3-thiadiazole-4,5-diyl) and poly(1,3,4-thiadiazole-2,5-diyl) are conjugated polymers.
Poly(1,2,3-thiadiazole-4,5-diyl) and poly(1,3,4-thiadiazole-2,5-diyl) are conjugated polymers.
Example:

