1.4,4'-methylenedianiline e faʻaaogaina e fai ma mea faʻalaʻau. E masani ona faʻaaogaina mo le tuʻufaʻatasia o le polyimide ma le faʻamalolo o le epoxy resin.
2.I le avea ma vailaʻau vavalo i le gaosiga o isocyanates ma polyisocyantes mo le saunia o polyurethane foams, alava Spandex; e fai ma sui fa'amalolo mo resini epoxy ma elastomers urethane; i le gaosiga o polyamides; i le fuafuaina o tungsten ma sulfates; i le sauniuniga o vali azo; e pei o le inhibitor corrosion.
3.4,4'-Diaminodiphenyl-methane e faʻaaogaina i le fuafuaina o tungsten ma sulfates; i le sauniuniga o vali azo; so'o feso'ota'iga mo resini epoxy; i le sauniuniga o isocyanates ma polyisocyanates; i totonu o pisinisi pa'u e fai ma togafiti mo le neoprene, e avea o se mea e fa'amalo aisa (antioxidant) i seevae; mea mata e saunia ai poly(amide-imide) resins (fa'aaogaina i enamels maneta-uaea); so'o fa'amalolo mo le epoxy res ins ma urethane elastomers; fa'ato'a pala; mea fa'aopoopo pa'u (fa'avave, fa'ama'i fa'ama'i, fa'ama'i) i pa'u ma mea pa'u mamafa; i mea faʻapipiʻi ma kelu, laminates, vali ma vaitusi, oloa PVC, ato lima, faʻavaa tioata, mea teuteu palasitika, faʻapipiʻi eletise, faʻapipiʻi luga, lavalava spandex, lauulu lauulu, fulufulu mata, taliga, polo, seevae seevae, ufimata mata.
