Prikazano za autora "Jovanović, Tijana"
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Correlation between methods of activation of montmorilonite K10 and formaldehyde content in urea-formaldehyde composites
Ristić, Mirjana; Samaržija-Jovanović, Suzana; Jovanović, Vojislav; Petković, Branka; Kostić, Marija; Jovanović, Tijana; Marinović-Cincović, Milena (Faculty of Management Herceg Novi, 2022-05-26)In this paper, the methods of activation of montmorillonite (MMT) K10 with the content of formaldehyde (FA) in urea-formaldehyde (UF) composites are compared. MMT K10 samples were activated in two ways: thermally(physical ... -
Cross-linked bio/inorganically modified urea-formaldehyde resins: influence of γ-radiation on formaldehyde content
Ristić, Mirjana; Samaržija-Jovanović, Suzana; Jovanović, Vojislav; Petković, Branka; Kostić, Marija; Jovanović, Tijana; Marković, Gordana; Marinović-Cincović, Milena (2022-06-13)The effect of γ–irradiation on hydrolytic stability of nano-silica, nano-titania, and wood flour (WF) modified urea-formaldehyde (UF) resins was investigated. Modified UF resin with wood flour (Pinus silvestris L.) as ... -
The effect of UV-irradiation on the thermal stability of modified urea-formaldehyde resins with thermally activated montmorillonite
Jovanović, Vojislav; Samaržija-Jovanović, Suzana; Petković, Branka; Jovanović, Tijana; Marković, Gordana; Marinović-Cincović, Milena; Teofilović, Vesna (RAD Centre, 2021-06-14)The montmorillonite as a 2:1 smectite type clay has two tetrahedral sheets of silica sandwiching the alumina octahedral sheet. The particles of this mineral are plate-shaped with the thickness of 0.96 nm and an average ... -
Hydrolytic, thermal and radiation stability of modified urea-formaldehyde composites: influence of montmorillonite particle size
Samaržija-Jovanović, Suzana; Jovanović, Vojislav; Jovanović, Tijana; Kostić, Marija; Petković, Branka; Marković, Gordana; Porobić, Slavica; Papan, Jelena; Marinović-Cincović, Milena (Elsevier, 2022-06-15)Urea-formaldehyde (UF) composites with a formaldehyde/urea (FA/U) ratio = 0.8 and different particle sizes of montmorillonite (MMT), namely UF/KSF and UF/K10 were synthesized. The hydrolytic stability of modified UF ... -
Hydrolytic, thermal, and UV stability of urea-formaldehyde resin/thermally activated montmorillonite nanocomposites
Samaržija-Jovanović, Suzana; Jovanović, Vojislav; Petković, Branka; Jovanović, Tijana; Marković, Gordana; Porobić, Slavica; Papan, Jelena; Marinović-Cincović, Milena (Wiley, 2020-09-16)Urea-formaldehyde resin (F/U ratio of 0.8)/thermally activated montmorillonite (UF/ΔTK10) nanocomposite was synthesized. The hydrolytical, thermal, and UV radiation stability of UF/ΔTK10 nanocomposites are determined. UF ... -
The influence of modification and the particle size of the montmorillonite on the hydrolytic stability of urea-formaldehyde composite
Samaržija-Jovanović, Suzana; Petković, Branka; Jovanović, Tijana; Jovanović, Vojislav; Marković, Gordana; Marinović-Cincović, Milena; Budinski-Simendić, Jaroslava (Materials Research Society of Serbia, 2019-09-02)Urea–formaldehyde (UF) resin adhesive is a polymeric condensation product of formaldehyde with urea and is considered as one of the most important wood adhesives. In spite of some advantages such as lower cost, fast curing, ... -
INFLUENCE OF MODIFIED MONTMORILLONITES ON FORMALDEHYDE CONTENT IN UREA-FORMALDEHYDE/MONTMORILLONITE COMPOSITES
Ristić, Mirjana; Samaržija-Jovanović, Suzana; Jovanović, Vojislav; Kostić, Marija; Jovanović, Tijana; Marković, Gordana; Marinović-Cincović, Milena (University of Novi Sad, Faculty of Technology Novi Sad, 2022-10-20)The effect of different montmorillonites (KSF and K10) and their modifications (Na-KSF, Na-K10) on content of formaldehyde-FA (free and liberated) modified urea-formaldehyde (UF) composites was investigated. KSF and K10 ... -
The influence of the modification of the montmorillonite KSF and K10 on the hydrolytic stability of UF composites
Samaržija-Jovanović, Suzana; Jovanović, Vojislav; Petković, Branka; Kostić, Marija; Jovanović, Tijana; Marković, Gordana; Marinović-Cincović, Milena (2021-09-24)In this work, the hydrolytic stability of composites based on the urea-formaldehyde resin (UF) and montmorillonite-MMT (K1 0 and KSF) as a formaldehyde (FA) scavenger was investigated. K10 and KSF were activated by sodium ... -
KORELACIJA IZMEĐU NAČINA AKTIVIRANJA MONTMORILONITA K10 I SADRŽAJA FORMALDEHIDA U UREA-FORMALDEHIDNIM KOMPOZITIMA
Ristić, Mirjana; Samaržija-Jovanović, Suzana; Jovanović, Vojislav; Petković, Branka; Kostić, Marija; Jovanović, Tijana; Marinović-Cincović, Milena (Faculty of Management Herceg Novi, 2022-05-26)U ovom radu je izvršeno poređenje načina aktiviranja montmorilonita (MMT) K10 sa sadržajem formaldehida (FA) u urea-formaldehidnim (UF) kompozitima. Uzorci MMT-a K10 su aktivirani na dva načina: termički i pomoću sumporne ... -
Synthesis, characterization, hydrolytic, and thermal stability of urea–formaldehyde composites based on modified montmorillonite K10
Samaržija-Jovanović, Suzana; Jovanović, Vojislav; Jovanović, Tijana; Petković, Branka; Marković, Gordana; Porobić, Slavica; Marinović-Cincović, Milena (Springer, 2022-02-11)In this study, the thermal and hydrolytic properties of composite systems based on the urea–formaldehyde resin (UF) and eco-friendly montmorillonite (K10) as formaldehyde (FA) scavenger were examined. UF resin with molar ... -
Thermal behavior of gamma-irradiated urea-formaldehyde composites based on the differently activated montmorillonite K10
Samaržija-Jovanović, Suzana; Jovanović, Vojislav; Jovanović, Tijana; Petković, Branka; Marković, Gordana; Porobić, Slavica; Marinović-Cincović, Milena (Springer, 2022-07-09)This work investigated the thermal characteristics of irradiated composite materials formulated on the urea–formaldehyde resin (UF) and differently activated montmorillonite (K10). UF resin with molar ratio F:U = 0.8 was ...