Transparent fiber glass reinforced composites

2013 ◽  
Vol 77 ◽  
pp. 95-100 ◽  
Author(s):  
D.J. Krug III ◽  
M.Z. Asuncion ◽  
V. Popova ◽  
R.M. Laine
1990 ◽  
Vol 211 ◽  
Author(s):  
Gary. L. Leatherman ◽  
Tahar El-Korchi ◽  
Thomas M. Holmes ◽  
R. Nathan Katz

AbstractGlass fiber reinforced composites made with an oxynitride analogue of alkali resistant glass were tested in tension after accelerated aging. The results were compared to composites made from oxide alkali resistant glass. The strength of the oxynitride glass reinforced composites was almost double that of the oxide glass based material. The results are related to the improved properties of oxynitride glass over oxide glass. In particular previous work has shown that surface chemistry of the oxynitride glass inhibits the formation of a strong bond between fiber and matrix. The difference in surface chemistry was examined by measuring the contact angle of aqueous solutions with respect to nitrogen content of the glass.


2000 ◽  
Vol 46 (1-2) ◽  
pp. 293-300 ◽  
Author(s):  
L. M. Raj ◽  
M. M. Raj ◽  
H. S. Patel ◽  
T. B. Shah

2010 ◽  
Vol 70 (14) ◽  
pp. 2068-2076 ◽  
Author(s):  
Valter Carvelli ◽  
Giulia Gramellini ◽  
Stepan V. Lomov ◽  
Alexander E. Bogdanovich ◽  
Dmitri D. Mungalov ◽  
...  

1987 ◽  
Vol 110 ◽  
Author(s):  
Surendra Singh ◽  
J. Lawrence Katz ◽  
J. Antonucci ◽  
R. W. Penn ◽  
J. A. Tesk

AbstractThe load-bearing ability of dental restorative materials under cyclic high-stress applications depends upon mechanical properties established by the composition and microstructure. The microstructure and the elastic properties of neat resin and two resin-based glass-reinforced composites have been studied. The microstructure of these materials has been examined using x-ray diffractometry (XRD), scanning electron microscopy (SEM) including energy dispersive spectrometry (EDS). The elastic properties, i.e., Young's, shear and bulk moduli and Poisson's ratio were determined from ultrasonic velocities and densities. The ultrasonic velocities were measured using a pulse-through transmission method; density was measured using a buoyant force method. These studies showed that: (1) these materials have amorphous structures; (2) these materials have Young's moduli of the order of 20 GPa, and (3) the silane couplant apparently did not significantly affect the elastic properties of these resin-based composites.


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