A na-eji ya eme ihe maka ịchacha polyester, polyester-otten mixing spinning, na nylon na-acha ọcha, eriri acetate na owu ajị anụ agwakọta.A pụkwara iji ya mee ihe maka desizing na oxidative bleaching.Ọ nwere ịsacha nke ọma na ngwa ngwa ọkụ, ọkachasị ngwa ngwa sulimation dị mma.Enwere ike iji ya mee ihe maka ịcha plastik, mkpuchi, ime akwụkwọ, ime ncha, wdg.