Nylon kana Polyamide imhuri yakakura kwazvo, Polyamide 6.6 ne6 yainyanya kushandiswa mushinda dzemaindasitiri. Kutaura nemakemikari, Polyamide 6 imonoma imwe ine 6 maatomu ekabhoni. Polyamide 6.6 inogadzirwa kubva ku2 monomers ine 6 kabhoni atomu imwe neimwe, izvo zvinoita kuti zita re 6.6.