Chemistry - Polymer Question with Solution | TestHub

Nylon 6 is a polyamide and contains amide linkages ($-CO-NH-$).

Polyacrylonitrile is an addition polymer of acrylonitrile and contains no ester linkages.

Teflon is an addition polymer of tetrafluoroethylene and contains no ester linkages.

PHBV (Poly $\beta$-hydroxybutyrate-co-$\beta$-hydroxyvalerate) is a copolymer of 3-hydroxybutanoic acid and 3-hydroxypentanoic acid. The monomers undergo condensation polymerization to form a polyester, which contains ester linkages ($-COO-$).

Answer: PHBV