1) Waa sheyga ugu muhiimsan ee filimka heerkulka sare leh ee polyimied, resin, balaastiig injineernimada sida boodhka: Polyimide, polyether imide, polyester imide, polymaleimide, poly aryl amide 2) Waa maaddada 3,3',4,4'-Tetraaminodiphenyl Ether oo ah monomer-ka ugu weyn ee taxane ah walxo udgoon heterocyclic udgoon u adkaysta polymeric 3) Waa wax ka mid ah caabbinta kulaylka sare ee resin epoxy, polyurethane iyo walxaha kale ee polymer iyo wakiilka crosslinking.
