Effects of silica based fillers, surface treatment and curing method on mechanical properties of silica/unsaturated polyester composites

2010 ◽  
Vol 18 (4) ◽  
pp. 372-379 ◽  
Author(s):  
Nattaporn Sriloy ◽  
Ekachai Wimolmala ◽  
Narongrit Sombatsompop ◽  
Chuntip Kumnuantip ◽  
Chanchai Thongpin
2015 ◽  
Vol 761 ◽  
pp. 52-56
Author(s):  
M.H. Norhidayah ◽  
Arep Hambali ◽  
M.Y. Yuhazri

The aim of this paper was the effects of different fiber size on tensile and flexural properties. Preparation of thermoset unsaturated polyester reinforced with particle Bertam (Eugeissona tristis) was done by hand layout method. Bertam/polyester composites containing Bertam fiber of different sizes, i.e., 15, 120 and 284 μm were prepared. For each composite, eight specimens were tested to evaluate the mechanical properties. It was found that composite reinforced with Bertam having the shortest fiber length, i.e, 15 μm showed the highest tensile and flexural modulus, which were 204.14 MPa and 1826.78 MPa, respectively.


Author(s):  
M R Ishak ◽  
Z Leman ◽  
S M Sapuan ◽  
A M M Edeerozey ◽  
I S Othman

2013 ◽  
Vol 31 (10) ◽  
pp. 1394-1403 ◽  
Author(s):  
S. M. Sapuan ◽  
H. Y. Lok ◽  
M. R. Ishak ◽  
S. Misri

2017 ◽  
Vol 22 (4) ◽  
pp. 345 ◽  
Author(s):  
I. Ahmad ◽  
D. R. Abu Bakar ◽  
S. N. Mokhilas ◽  
A Ramli

Rice husks were combined with unsaturated polyester resin, synthesized from glycolysed product of poly (ethylene terephthalate) (PET) waste to form rice husk (RH)/polyester composites. PET from post-consumer soft drink bottles was recycled through glycolysis, followed by polyesterified with maleic anhydride and then cross-linked with styrene to producea formulation for the resin. Characterizations of the synthesized resin were performed byhydroxyl, acid values and Fourier Transform InfraRed (FTIR) techniques. The effect of filler loading and surface modification of rice husks on the mechanical properties of the composites were also investigated. It has been observed that the increasing filler loading resulted in reduction of tensile strength, elongation at break and impact strength but increased tensilemodulus and hardness. At similar filler loading, alkalized filler composites have higher mechanical properties. 


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