I-NOMEX® kunye ne-KEVLAR® zii-polyamides okanye ii-aramids eziveliswe yiDuPont. Igama elithi aramid livela kwigama elithi aromatic kunye nelithi amide (aromatic + amide), eliyi-polymer ene-amide bonds ezininzi eziphindaphindayo kwi-polymer chain. Ke ngoko, ihlelwe ngaphakathi kweqela le-polyamide.
Ubuncinane ine-85% yeebhondi zayo ze-amide eziqhotyoshelwe kwiiringi ze-aromatic. Kukho iintlobo ezimbini eziphambili ze-aramid, ezihlelwe njenge-meta-aramid, kunye ne-para-aramid kwaye ngalinye kula maqela mabini lineempawu ezahlukeneyo ezinxulumene nezakhiwo zalo.