The influence of sterically hindered N-alkoxyamine (such as Flamestab®NOR116) on the photo-oxidative stability of calcium carbonate reinforced polypropylene (CCPP) used for production of plastic collars has been investigated. The samples, prepared by melt compounding, were exposed to artificial accelerated photo-ageing carried out at »>300 nm and 45 oC in air. The aged samples were investigated by FT-IR and UV-visible spectroscopies. The results showed that the presence of Flamestab®NOR116 into CCPP induced a remarkable change of the kinetic of photo-oxidation such as a significant increase of oxidation induction time and reduction of oxidation rate.
Effects of sterically hindered N-alkoxyamines on photo-oxidative stability of reinforced polypropylene / Enescu, Daniela; Frache, A.. - In: E-POLYMERS. - ISSN 1618-7229. - 082:(2012).
Effects of sterically hindered N-alkoxyamines on photo-oxidative stability of reinforced polypropylene
ENESCU, DANIELA;A. Frache
2012
Abstract
The influence of sterically hindered N-alkoxyamine (such as Flamestab®NOR116) on the photo-oxidative stability of calcium carbonate reinforced polypropylene (CCPP) used for production of plastic collars has been investigated. The samples, prepared by melt compounding, were exposed to artificial accelerated photo-ageing carried out at »>300 nm and 45 oC in air. The aged samples were investigated by FT-IR and UV-visible spectroscopies. The results showed that the presence of Flamestab®NOR116 into CCPP induced a remarkable change of the kinetic of photo-oxidation such as a significant increase of oxidation induction time and reduction of oxidation rate.Pubblicazioni consigliate
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https://hdl.handle.net/11583/2502665
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