Browsing by Author "Sahrim, Hj Ahmad, Prof. Dr."
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Drop weight impact analysis of laminated polyurethane foam/cloisite 30B clay
Firuz, Zainuddin; Hazizan, Md Akil; Sahrim, Hj Ahmad, Prof. Dr.; Rozaidi, Rasid; Syed Nuzul Fadzli, Syed Adam (Trans Tech Publications, 2014-01)Laminated polyurethane foam composite was produced by incorporating Cloisite 30B clay as filler and aluminium sheet as the skin. Initially, PU foams were synthesized with reaction of natural oil polyol and isocyanate with ... -
Effect of carbon nanotubes on the compression test and energy absorption of aluminium/polyurethane-carbon nanotubes foam sandwich
Sinar Arzuria, Adnan; Siti Nursyafiqah, Samsudin; Firuz, Zainuddin; Nur Azni, Azizan; Hazizan, Md Akil; Sahrim, Hj Ahmad, Prof. Dr. (Trans Tech Publications, 2014)The foam was prepared by mixing the polyols, isocyanate and carbonnanotubes (CNTs) at 1000 rpm speed. The different content of the CNTs are varies from 0 3 (0, 0.5, 1.5, 2.0, 2.5, 3.0) percent by weight. The foam sandwich ... -
Effects of NR and liquid NR loading on swelling behaviour of TPU/NR blends
Nor Azwin, Ahad; Sahrim, Hj Ahmad, Prof. Dr.; Norazwani, Muhammad Zain (Trans Tech Publications, 2013)The blends of thermoplastic polyurethane (TPU) with natural rubber (NR) at four different blend ratios were prepared via melt blending at 180°C and 190°C, with addition of liquid natural rubber (LNR) as compatibilizer. The ...