Pregled bibliografske jedinice broj: 350941
Effect of calcium carbonate particle size and surface pretreatment on polyurethane composite Part 2 – phase behaviour
Effect of calcium carbonate particle size and surface pretreatment on polyurethane composite Part 2 – phase behaviour // Materials research innovations, 12 (2008), 2; 72-77 doi:10.1179/143307508X304264 (međunarodna recenzija, članak, znanstveni)
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Naslov
Effect of calcium carbonate particle size and surface pretreatment on polyurethane composite Part 2 – phase behaviour
Autori
Vrsaljko, Domagoj ; Šmit, Ivan ; Kovačević, Vera
Izvornik
Materials research innovations (1432-8917) 12
(2008), 2;
72-77
Vrsta, podvrsta i kategorija rada
Radovi u časopisima, članak, znanstveni
Ključne riječi
polyurethane composites ; small angle X-ray scattering ; wide angle X-ray diffractograms ; silane pretreatment
Sažetak
Effects of untreated calcium carbonate (CaCO3) of different sizes, and silane pretreated CaCO3 fillers on properties of polyurethane (PU) composites (PU/CaCO3) were investigated. Small angle X-ray scattering research of phase structure and morphology has shown significantly stronger influence of the CaCO3 nanofillers than the CaCO3 microfiller on a crystallisation process (domain/ grain restructurisation) of the PU matrix. This influence also increased with higher filler loading. Wide angle X-ray diffractograms investigations proved that the presence of nanofiller in the PU composites affects the nucleation and crystal growth of polyester segment domains. The conclusion is that the nanoparticles of CaCO3 filler are situated preferably in the polyurethane soft segment domains and decrease the crystallite size of polyester domains.
Izvorni jezik
Engleski
Znanstvena područja
Kemija, Kemijsko inženjerstvo
POVEZANOST RADA
Projekti:
098-0982904-2955 - Odnosi struktura-svojstvo modificiranih polimernih materijala (Pucić, Irina, MZOS ) ( CroRIS)
125-1252971-2575 - Inženjerstvo površina i međupovršina nanočestica u adhezijskim nanomaterijalima (Leskovac, Mirela, MZOS ) ( CroRIS)
Ustanove:
Institut "Ruđer Bošković", Zagreb,
Fakultet kemijskog inženjerstva i tehnologije, Zagreb
Citiraj ovu publikaciju:
Časopis indeksira:
- Current Contents Connect (CCC)
- Web of Science Core Collection (WoSCC)
- Science Citation Index Expanded (SCI-EXP)
- SCI-EXP, SSCI i/ili A&HCI
- Scopus