Theaimofthisworkwas toprepareandcharacterizethinfilmsobtainedfromweakpolyelectrolyteswith
silver nanoparticles and crosslinked with glutaraldehyde for the development of a new material to be
usedas abactericidal agentinthe treatmentofindustrialwastewaters.Toevaluatethe efficiencyofthese
materials,the thinfilmswereusedfor the treatmentof anindustrialwastewater sample