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Preparation and characterization of poly(Urethane-siloxane)/titanium-dioxide nanocomposites

Priprema i karakterizacija poli(Uretan-siloksan)/titan-dioksid nanokompozita

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2019
Stefanovic_Hemijska-industrija_2019.pdf (1.485Mb)
Authors
Stefanović, Ivan
Dostanić, Jasmina
Lončarević, Davor
Vasiljević-Radović, Dana
Ostojić, Sanja
Marković, Smilja B.
Pergal, Marija
Article (Published version)
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Abstract
This work is focused on preparation of poly(urethane-siloxane)/titanium-dioxide nanocomposites (PUSNs) with enhanced features. PUSNs were prepared by the in situ polymerization reaction using titanium-dioxide as a nano-filler in different amounts (1, 2, 3 and 5 wt.%) with respect to the poly(urethane-siloxane) (PUS) matrix. PUS copolymer was based on α,ω-dihy-droxy-ethoxypropyl-poly(dimethylsiloxane), 4,4’-methylenediphenyldiisocyanate and 1,4-bu-tanediole. In order to investigate the influence of TiO 2 content on the structure, UV resistance, thermal properties, hydrophobicity and morphology of the prepared PUSNs, FTIR spectroscopy, UV-Vis diffuse-reflectance spectroscopy, differential scanning calorimetry (DSC), thermogravimetric analysis (TGA), contact angle measurements, surface free energy (SFE) analysis, water absorption, scanning electron microscopy (SEM) and atomic force microscopy (AFM) were performed. The PUSNs showed excellent UV resistance, high hydrophobicity, low surface ...free energy and also higher thermal stability and rougher surface and cross-section relief structure as compared to the pure PUS copolymer. Based on the obtained results it can be concluded that prepared PUSNs could be potentially used as protective coatings. © 2019, Association of Chemists and Chemical Engineers of Serbia. All rights reserved.

Ovaj rad je fokusiran na pripremu poli(uretan-siloksan)/titan-dioksid nanokompozita (PUSN) sa poboljšanim svojstvima. PUSN nanokompoziti su bili pripremani postupkom in situ polimerizacije koristeći titan-dioksid kao nanopunilac u različitim količinama (1, 2, 3 i 5 mas.%) u odnosu na poli(ure tan-siloksansku) (PUS) matricu. PUS kopolimer je bio na bazi α,ω-dihi droksi-etoksipropil-poli(dimetilsiloksana), 4,4’-metilendifenildiizocijanata i 1,4-butandiola. Sa ciljem da se ispita uticaj sadržaja TiO2 na strukturu, UV otpornost, termička svojstva, hidrofobnost i morfologiju dobijenih PUSN nanokompozita, primenjene su sledeće tehnike: FTIR spektroskopija, UV-Vis difuzna-refleksna spektroskopija, diferencijalna skenirajuća kalorimetrija (DSC), termogravimetrijska analiza (TGA), merenje kontaktnih uglova, određivanje slobodne površinske energije (SFE), određivanje apsorpcije vode, skenirajuća elektronska mikroskopija (SEM) i mikroskopija atomskih sila (AFM). Dobijeni PUSN uzorci su poka...zali izuzetnu otpornost na UV zračenje, visoku hidrofobnost, nisku slobodnu površinsku energiju i takođe poboljšanu termičku stabilnost i hrapaviju površinsku i unutrašnju reljefnu strukturu u odnosu na čist PUS kopolimer. Na osnovu dobijenih rezultata zaključeno je da se dobijeni PUSN nanokompoziti mogu potencijalno koristiti kao zaštitni premazi.

Keywords:
morphology / nanocomposites / poly(dimethylsiloxanes) / polyurethanes / thermal properties / titanium-dioxide
Source:
Hemijska Industrija, 2019, 73, 1, 13-24
Publisher:
  • Belgrade : Association of the Chemical Engineers of Serbia
Funding / projects:
  • Synthesis and characterization of novel functional polymers and polymeric nanocomposites (RS-172062)
  • Nanostructured Functional and Composite Materials in Catalytic and Sorption Processes (RS-45001)

DOI: 10.2298/HEMIND180530002S

ISSN: 0367-598X; 2217-7426

WoS: 000460129400002

Scopus: 2-s2.0-85064222677
[ Google Scholar ]
6
4
URI
https://cer.ihtm.bg.ac.rs/handle/123456789/2692
Collections
  • Radovi istraživača / Researchers' publications
Institution/Community
IHTM
TY  - JOUR
AU  - Stefanović, Ivan
AU  - Dostanić, Jasmina
AU  - Lončarević, Davor
AU  - Vasiljević-Radović, Dana
AU  - Ostojić, Sanja
AU  - Marković, Smilja B.
AU  - Pergal, Marija
PY  - 2019
UR  - https://cer.ihtm.bg.ac.rs/handle/123456789/2692
AB  - This work is focused on preparation of poly(urethane-siloxane)/titanium-dioxide nanocomposites (PUSNs) with enhanced features. PUSNs were prepared by the in situ polymerization reaction using titanium-dioxide as a nano-filler in different amounts (1, 2, 3 and 5 wt.%) with respect to the poly(urethane-siloxane) (PUS) matrix. PUS copolymer was based on α,ω-dihy-droxy-ethoxypropyl-poly(dimethylsiloxane), 4,4’-methylenediphenyldiisocyanate and 1,4-bu-tanediole. In order to investigate the influence of TiO 2 content on the structure, UV resistance, thermal properties, hydrophobicity and morphology of the prepared PUSNs, FTIR spectroscopy, UV-Vis diffuse-reflectance spectroscopy, differential scanning calorimetry (DSC), thermogravimetric analysis (TGA), contact angle measurements, surface free energy (SFE) analysis, water absorption, scanning electron microscopy (SEM) and atomic force microscopy (AFM) were performed. The PUSNs showed excellent UV resistance, high hydrophobicity, low surface free energy and also higher thermal stability and rougher surface and cross-section relief structure as compared to the pure PUS copolymer. Based on the obtained results it can be concluded that prepared PUSNs could be potentially used as protective coatings. © 2019, Association of Chemists and Chemical Engineers of Serbia. All rights reserved.
AB  - Ovaj rad je fokusiran na pripremu poli(uretan-siloksan)/titan-dioksid nanokompozita (PUSN) sa poboljšanim svojstvima. PUSN nanokompoziti su 
bili pripremani postupkom in situ polimerizacije koristeći titan-dioksid kao nanopunilac u različitim količinama (1, 2, 3 i 5 mas.%) u odnosu na poli(ure tan-siloksansku) (PUS) matricu. PUS kopolimer je bio na bazi α,ω-dihi droksi-etoksipropil-poli(dimetilsiloksana), 4,4’-metilendifenildiizocijanata i 
1,4-butandiola. Sa ciljem da se ispita uticaj sadržaja TiO2 na strukturu, UV otpornost, termička svojstva, hidrofobnost i morfologiju dobijenih PUSN 
nanokompozita, primenjene su sledeće tehnike: FTIR spektroskopija, UV-Vis difuzna-refleksna spektroskopija, diferencijalna skenirajuća kalorimetrija (DSC), termogravimetrijska analiza (TGA), merenje kontaktnih uglova, određivanje slobodne površinske energije (SFE), određivanje apsorpcije vode, skenirajuća elektronska mikroskopija (SEM) i mikroskopija atomskih sila (AFM). Dobijeni PUSN uzorci su pokazali izuzetnu otpornost na UV 
zračenje, visoku hidrofobnost, nisku slobodnu površinsku energiju i takođe poboljšanu termičku stabilnost i hrapaviju površinsku i unutrašnju reljefnu 
strukturu u odnosu na čist PUS kopolimer. Na osnovu dobijenih rezultata zaključeno je da se dobijeni PUSN nanokompoziti mogu potencijalno koristiti kao zaštitni premazi.
PB  - Belgrade : Association of the Chemical Engineers of Serbia
T2  - Hemijska Industrija
T1  - Preparation and characterization of poly(Urethane-siloxane)/titanium-dioxide nanocomposites
VL  - 73
IS  - 1
SP  - 13
EP  - 24
DO  - 10.2298/HEMIND180530002S
ER  - 
@article{
author = "Stefanović, Ivan and Dostanić, Jasmina and Lončarević, Davor and Vasiljević-Radović, Dana and Ostojić, Sanja and Marković, Smilja B. and Pergal, Marija",
year = "2019",
abstract = "This work is focused on preparation of poly(urethane-siloxane)/titanium-dioxide nanocomposites (PUSNs) with enhanced features. PUSNs were prepared by the in situ polymerization reaction using titanium-dioxide as a nano-filler in different amounts (1, 2, 3 and 5 wt.%) with respect to the poly(urethane-siloxane) (PUS) matrix. PUS copolymer was based on α,ω-dihy-droxy-ethoxypropyl-poly(dimethylsiloxane), 4,4’-methylenediphenyldiisocyanate and 1,4-bu-tanediole. In order to investigate the influence of TiO 2 content on the structure, UV resistance, thermal properties, hydrophobicity and morphology of the prepared PUSNs, FTIR spectroscopy, UV-Vis diffuse-reflectance spectroscopy, differential scanning calorimetry (DSC), thermogravimetric analysis (TGA), contact angle measurements, surface free energy (SFE) analysis, water absorption, scanning electron microscopy (SEM) and atomic force microscopy (AFM) were performed. The PUSNs showed excellent UV resistance, high hydrophobicity, low surface free energy and also higher thermal stability and rougher surface and cross-section relief structure as compared to the pure PUS copolymer. Based on the obtained results it can be concluded that prepared PUSNs could be potentially used as protective coatings. © 2019, Association of Chemists and Chemical Engineers of Serbia. All rights reserved., Ovaj rad je fokusiran na pripremu poli(uretan-siloksan)/titan-dioksid nanokompozita (PUSN) sa poboljšanim svojstvima. PUSN nanokompoziti su 
bili pripremani postupkom in situ polimerizacije koristeći titan-dioksid kao nanopunilac u različitim količinama (1, 2, 3 i 5 mas.%) u odnosu na poli(ure tan-siloksansku) (PUS) matricu. PUS kopolimer je bio na bazi α,ω-dihi droksi-etoksipropil-poli(dimetilsiloksana), 4,4’-metilendifenildiizocijanata i 
1,4-butandiola. Sa ciljem da se ispita uticaj sadržaja TiO2 na strukturu, UV otpornost, termička svojstva, hidrofobnost i morfologiju dobijenih PUSN 
nanokompozita, primenjene su sledeće tehnike: FTIR spektroskopija, UV-Vis difuzna-refleksna spektroskopija, diferencijalna skenirajuća kalorimetrija (DSC), termogravimetrijska analiza (TGA), merenje kontaktnih uglova, određivanje slobodne površinske energije (SFE), određivanje apsorpcije vode, skenirajuća elektronska mikroskopija (SEM) i mikroskopija atomskih sila (AFM). Dobijeni PUSN uzorci su pokazali izuzetnu otpornost na UV 
zračenje, visoku hidrofobnost, nisku slobodnu površinsku energiju i takođe poboljšanu termičku stabilnost i hrapaviju površinsku i unutrašnju reljefnu 
strukturu u odnosu na čist PUS kopolimer. Na osnovu dobijenih rezultata zaključeno je da se dobijeni PUSN nanokompoziti mogu potencijalno koristiti kao zaštitni premazi.",
publisher = "Belgrade : Association of the Chemical Engineers of Serbia",
journal = "Hemijska Industrija",
title = "Preparation and characterization of poly(Urethane-siloxane)/titanium-dioxide nanocomposites",
volume = "73",
number = "1",
pages = "13-24",
doi = "10.2298/HEMIND180530002S"
}
Stefanović, I., Dostanić, J., Lončarević, D., Vasiljević-Radović, D., Ostojić, S., Marković, S. B.,& Pergal, M.. (2019). Preparation and characterization of poly(Urethane-siloxane)/titanium-dioxide nanocomposites. in Hemijska Industrija
Belgrade : Association of the Chemical Engineers of Serbia., 73(1), 13-24.
https://doi.org/10.2298/HEMIND180530002S
Stefanović I, Dostanić J, Lončarević D, Vasiljević-Radović D, Ostojić S, Marković SB, Pergal M. Preparation and characterization of poly(Urethane-siloxane)/titanium-dioxide nanocomposites. in Hemijska Industrija. 2019;73(1):13-24.
doi:10.2298/HEMIND180530002S .
Stefanović, Ivan, Dostanić, Jasmina, Lončarević, Davor, Vasiljević-Radović, Dana, Ostojić, Sanja, Marković, Smilja B., Pergal, Marija, "Preparation and characterization of poly(Urethane-siloxane)/titanium-dioxide nanocomposites" in Hemijska Industrija, 73, no. 1 (2019):13-24,
https://doi.org/10.2298/HEMIND180530002S . .

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