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NoviSadSerbiqMay29and30,2015MATP2NoviSail,29.
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NovelprotectivematerialsforculturalHeriiagemonumentsagara-I4daksvrq,ognjenLj.
Rudic,SnezanaB.
vuceticlsinisaL.
Markov,JonjauaG.
RanogajecFacultyofrechnology,IJniversityofNovisad,aui.
caraLazar"ar,No:"r-sad,serbiaPorousmineralbuildingmaterialsaresusceptibletoavarietyofdegradationprocessesastheresultoftheentryand/orpresenceofwaterandenyironmental-pollution.
thepollutionproductsareusuallydepositedonthematerialssurfaceandcouldp.
r.
t"t.
furtheiintothebulk.
DegradationofbuildingmaterialsinthefieldofCulturalHeritageduetopresenceofbiologicalcontaminantsonthesurfaces,representsaserjousproblelm.
NewlydevelopJprotectivematerials-twotypesofconsolidantformulations(foriarbonateandsilicatebaiedsubstrates)andtheprotectivecoating(basedondoublelayeredhydroxidesassociatedwithTio-z)wereappliedonporousmineralmodelsubstrates(brickandiender),inordertoassesssurfacepropertiesandantifungalactivity.
ThesurfacepropertiesofthetreatedbrickandrendermodelsubstrateswereassessedthroughthemeasurementsofthecontactanglevaluesandcontactlessdiffusionreflectionFTIRanalysis(DRIFTmode)afterifferentconsolidationperiods(7,24and7months).
Duetoihelackofthestandardizedmethodforantifungalactivityassessmentofthephotocatalyticcoatingsontheporousmodelsubstrates,amodificationoftheISO/DIS13125standardwasevaluatidandimplemented.
Theobtaine;resultsshowsbetterantifungalactivityforthesamplestreatedwithihedevelopedprotectivecoatingandconsolidants(asaprotectivesystem)incomparisontothesamplestreatedonlywiththedevelopedconsolidantsTcknowledgements:Authors_gratefullyacknowledgedfinancialsupportfromtheEuropeanUnionSeventhFrameworkProgramme(Fp7/2002-ZOl3)underthegrantagreemiitN;ZgZggZ.
Novimaterijaliuza5titispomenikakulturneba5tineAnaM.
vidakovic,ognjenLj.
Rudic,SnezanaB.
Vucetic,SiniiaL.
Markov,JonjauaG.
RanogajecTehnoloikifak:ultet,lJniverzitetuNovomSadu,BulevaercaraLazara1,NoviSad,SerbiaPoroznigradevinskimaterijalisupodloZniraznimdegradacionimprocesimausleddejswavodeizokolneatmosfere.
Polutantisenajie5fedeponujunapowsinimaterijalaodaklemogudaprodirudaljeuunutra5njost.
Degradacijagradevinskihmaterijalau-oblastikulturiebastineusledprisustvamikroorganizamanapovrSinipredstav[aozbiljanprrui.
*.
Novodizajniraniza5titnimaterijali-dvatipakonsolidanita(zakarbonatnei,itit"tn.
substrate)izaStitnaprevlaka(nabazidvostnrkihslojevitihhidroksidasaTiOz)suapliciraninaporoznemineralnemodelsubstrate(ciglairender)saciljemvalorizacijepowsinskihkarakteristikaiantifungalneaktirmosti.
Powsinskekarakteristiketretiranih*it".
5"1",oanaliziranenaosnovumerenjauglakvaienjaiFTIRbezkontaktnemetodedifuzionerefleksijenakonodredenogperiodakonsolidacije(7,2,4i7meseci).
AntifungalnaaktivnostjeocenjenanaosnovumodifikovanogISO/DIS13125standarda.
Dobijenireiultati"t"r";unaboljuantifungalnuaktivnostuzorakatretiranihsanovorazvijenimiaititnomprevlakomikonsolidantima(kaoza5titnimsistemom)uosnosuna,rro.
kekojisutretiranisamosanovodizajniranimkonsolidantima.
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