Inayiloni okanye iPolyamide lusapho olukhulu kakhulu, iPolyamide 6.6 kunye ne-6 yayisetyenziswa ikakhulu kumsonto woshishino. Ukuthetha ngokwemichiza, iPolyamide 6 yimonoma enye eneathom zekhabhoni ezi-6. I-Polyamide 6.6 yenziwe kwi-2 monomers kunye ne-athomu ye-carbon ye-6 nganye, ebangela ukutyunjwa kwe-6.6.