IFN_04-2020_Sustainability_Poly-3S-caranamid-Monomer Ken Norberg June 15, 2020 168 Views Monomeric unit of poly-3S-caranamide, a new bio-based polyamide. Photo courtesy of P. Stockmann/TUM Monomeric unit of poly-3S-caranamide, a new bio-based polyamide. Photo courtesy of P. Stockmann/TUM