Torki, A. M.

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  • Torki, A. M. (2)
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Author's Bibliography

The Viscoelastic Properties of Modified Thermoplastic Impregnated Multiaxial Aramid Fabrics

Torki, A. M.; Stojanović, Dušica; Živković, Irena; Marinković, Aleksandar; Škapin, Srečo Davor; Uskoković, Petar; Aleksić, Radoslav

(Wiley, Hoboken, 2012)

TY  - JOUR
AU  - Torki, A. M.
AU  - Stojanović, Dušica
AU  - Živković, Irena
AU  - Marinković, Aleksandar
AU  - Škapin, Srečo Davor
AU  - Uskoković, Petar
AU  - Aleksić, Radoslav
PY  - 2012
UR  - http://TechnoRep.tmf.bg.ac.rs/handle/123456789/2251
AB  - This study reports the manufacture of new fabric forms from the preparation of hybrid laminated multiaxial composites with enhanced thermo-mechanical properties. Thermal and dynamic mechanical analysis of polymer matrix films and fabricated hybrid composites were used to determine the optimal material composition and reinforcement content for composites with improved viscoelastic properties. The introduction of 5 wt% silica nanoparticles in a composite of p-aramid-poly(vinyl butyral) led to significant improvements in the mechanical properties, and the addition of silane coupling agents yielded maximal values of the storage modulus for hybrid nanocomposites. The introduction of silane led to a better dispersion and deagglomeration of SiO2 particles, and to the formation of chemical bonds between organic and inorganic constituents, or p-aramid-poly( vinyl butyral) composites. In this way, the mobility of macromolecules was reduced, which can be seen from the decreasing value of damping factor for the p-aramid-poly( vinyl butyral) composite. Analysis of the glass transition temperature of the composite with amino-functionalized silica nanoparticles revealed improved thermal stability in addition to the aforementioned mechanical properties of the tested materials. POLYM. COMPOS., 33:158-168, 2012.
PB  - Wiley, Hoboken
T2  - Polymer Composites
T1  - The Viscoelastic Properties of Modified Thermoplastic Impregnated Multiaxial Aramid Fabrics
EP  - 168
IS  - 1
SP  - 158
VL  - 33
DO  - 10.1002/pc.21260
ER  - 
@article{
author = "Torki, A. M. and Stojanović, Dušica and Živković, Irena and Marinković, Aleksandar and Škapin, Srečo Davor and Uskoković, Petar and Aleksić, Radoslav",
year = "2012",
abstract = "This study reports the manufacture of new fabric forms from the preparation of hybrid laminated multiaxial composites with enhanced thermo-mechanical properties. Thermal and dynamic mechanical analysis of polymer matrix films and fabricated hybrid composites were used to determine the optimal material composition and reinforcement content for composites with improved viscoelastic properties. The introduction of 5 wt% silica nanoparticles in a composite of p-aramid-poly(vinyl butyral) led to significant improvements in the mechanical properties, and the addition of silane coupling agents yielded maximal values of the storage modulus for hybrid nanocomposites. The introduction of silane led to a better dispersion and deagglomeration of SiO2 particles, and to the formation of chemical bonds between organic and inorganic constituents, or p-aramid-poly( vinyl butyral) composites. In this way, the mobility of macromolecules was reduced, which can be seen from the decreasing value of damping factor for the p-aramid-poly( vinyl butyral) composite. Analysis of the glass transition temperature of the composite with amino-functionalized silica nanoparticles revealed improved thermal stability in addition to the aforementioned mechanical properties of the tested materials. POLYM. COMPOS., 33:158-168, 2012.",
publisher = "Wiley, Hoboken",
journal = "Polymer Composites",
title = "The Viscoelastic Properties of Modified Thermoplastic Impregnated Multiaxial Aramid Fabrics",
pages = "168-158",
number = "1",
volume = "33",
doi = "10.1002/pc.21260"
}
Torki, A. M., Stojanović, D., Živković, I., Marinković, A., Škapin, S. D., Uskoković, P.,& Aleksić, R.. (2012). The Viscoelastic Properties of Modified Thermoplastic Impregnated Multiaxial Aramid Fabrics. in Polymer Composites
Wiley, Hoboken., 33(1), 158-168.
https://doi.org/10.1002/pc.21260
Torki AM, Stojanović D, Živković I, Marinković A, Škapin SD, Uskoković P, Aleksić R. The Viscoelastic Properties of Modified Thermoplastic Impregnated Multiaxial Aramid Fabrics. in Polymer Composites. 2012;33(1):158-168.
doi:10.1002/pc.21260 .
Torki, A. M., Stojanović, Dušica, Živković, Irena, Marinković, Aleksandar, Škapin, Srečo Davor, Uskoković, Petar, Aleksić, Radoslav, "The Viscoelastic Properties of Modified Thermoplastic Impregnated Multiaxial Aramid Fabrics" in Polymer Composites, 33, no. 1 (2012):158-168,
https://doi.org/10.1002/pc.21260 . .
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Dynamic mechanical properties of nanocomposites with poly (vinyl butyral) matrix

Torki, A. M.; Živković, Irena; Radmilović, Velimir R.; Stojanović, Dušica; Radojević, Vesna; Uskoković, Petar; Aleksić, Radoslav

(World Scientific Publ Co Pte Ltd, Singapore, 2010)

TY  - JOUR
AU  - Torki, A. M.
AU  - Živković, Irena
AU  - Radmilović, Velimir R.
AU  - Stojanović, Dušica
AU  - Radojević, Vesna
AU  - Uskoković, Petar
AU  - Aleksić, Radoslav
PY  - 2010
UR  - http://TechnoRep.tmf.bg.ac.rs/handle/123456789/1710
AB  - This work reports the preparation of SiO(2) and TiO(2)/poly (vinyl butyral) nanocomposites with enhanced dynamic mechanical properties. Silica and titania nanoparticles were introduced in the matrix as the neat powder and as colloidal sol using the melt mixing process. Composites reinforced with colloidal sol silica and titania showed higher mechanical properties than the ones reinforced with as-received particles. When sol TiO(2) particles are used, the highest increase of storage modulus of about 54% is obtained for 5 wt% loading, while for sol SiO(2), the storage modulus increases with the addition of nanosilica with the largest increase of about 99% for 7 wt% loading. In addition, nanocomposites were introduced within Kevlar/PVB composites. The addition of 5 wt% silica and titania colloidal sol lead to the remarkable increase of the storage modulus for about 98 and 65%, respectively. Largest contribution of nanoreinforcements in lowering the glass transition temperature is observed for 7 wt% loading of TiO(2) and SiO(2) colloidal sol.
PB  - World Scientific Publ Co Pte Ltd, Singapore
T2  - International Journal of Modern Physics B
T1  - Dynamic mechanical properties of nanocomposites with poly (vinyl butyral) matrix
EP  - 812
IS  - 6-7
SP  - 805
VL  - 24
DO  - 10.1142/S0217979210064447
ER  - 
@article{
author = "Torki, A. M. and Živković, Irena and Radmilović, Velimir R. and Stojanović, Dušica and Radojević, Vesna and Uskoković, Petar and Aleksić, Radoslav",
year = "2010",
abstract = "This work reports the preparation of SiO(2) and TiO(2)/poly (vinyl butyral) nanocomposites with enhanced dynamic mechanical properties. Silica and titania nanoparticles were introduced in the matrix as the neat powder and as colloidal sol using the melt mixing process. Composites reinforced with colloidal sol silica and titania showed higher mechanical properties than the ones reinforced with as-received particles. When sol TiO(2) particles are used, the highest increase of storage modulus of about 54% is obtained for 5 wt% loading, while for sol SiO(2), the storage modulus increases with the addition of nanosilica with the largest increase of about 99% for 7 wt% loading. In addition, nanocomposites were introduced within Kevlar/PVB composites. The addition of 5 wt% silica and titania colloidal sol lead to the remarkable increase of the storage modulus for about 98 and 65%, respectively. Largest contribution of nanoreinforcements in lowering the glass transition temperature is observed for 7 wt% loading of TiO(2) and SiO(2) colloidal sol.",
publisher = "World Scientific Publ Co Pte Ltd, Singapore",
journal = "International Journal of Modern Physics B",
title = "Dynamic mechanical properties of nanocomposites with poly (vinyl butyral) matrix",
pages = "812-805",
number = "6-7",
volume = "24",
doi = "10.1142/S0217979210064447"
}
Torki, A. M., Živković, I., Radmilović, V. R., Stojanović, D., Radojević, V., Uskoković, P.,& Aleksić, R.. (2010). Dynamic mechanical properties of nanocomposites with poly (vinyl butyral) matrix. in International Journal of Modern Physics B
World Scientific Publ Co Pte Ltd, Singapore., 24(6-7), 805-812.
https://doi.org/10.1142/S0217979210064447
Torki AM, Živković I, Radmilović VR, Stojanović D, Radojević V, Uskoković P, Aleksić R. Dynamic mechanical properties of nanocomposites with poly (vinyl butyral) matrix. in International Journal of Modern Physics B. 2010;24(6-7):805-812.
doi:10.1142/S0217979210064447 .
Torki, A. M., Živković, Irena, Radmilović, Velimir R., Stojanović, Dušica, Radojević, Vesna, Uskoković, Petar, Aleksić, Radoslav, "Dynamic mechanical properties of nanocomposites with poly (vinyl butyral) matrix" in International Journal of Modern Physics B, 24, no. 6-7 (2010):805-812,
https://doi.org/10.1142/S0217979210064447 . .
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