Effect of annealing on fracture behavior of poly(propylene-block-ethylene) using essential work of fracture analysis

2006 ◽  
Vol 103 (5) ◽  
pp. 3438-3446 ◽  
Author(s):  
Qing-guo Li ◽  
Bang-Hu Xie ◽  
Wei Yang ◽  
Zhong-Ming Li ◽  
Wei-qin Zhang ◽  
...  
2010 ◽  
Vol 77 (14) ◽  
pp. 2654-2661 ◽  
Author(s):  
A.B. Martínez ◽  
A. Segovia ◽  
J. Gamez-Perez ◽  
M.Ll. Maspoch

2014 ◽  
Vol 1 (1) ◽  
pp. 27-35 ◽  
Author(s):  
Meymanat S. Mohsenzadeh ◽  
Mohammad Mazinani ◽  
Seyed Mojtaba Zebarjad

2009 ◽  
Vol 45 (5) ◽  
pp. 1448-1453 ◽  
Author(s):  
Xue-Gang Tang ◽  
Rui-Ying Bao ◽  
Wei Yang ◽  
Bang-hu Xie ◽  
Ming-bo Yang ◽  
...  

2009 ◽  
Vol 2009 ◽  
pp. 1-6 ◽  
Author(s):  
A. R. Adhikari ◽  
E. Partida ◽  
T. W. Petty ◽  
R. Jones ◽  
K. Lozano ◽  
...  

The impact fracture behavior of a vapor grown carbon nanofiber (VGCNF) reinforced high-density polyethylene (PE) composite was evaluated. The samples consisting of pure PE and composites with 10 wt% and 20 wt% of VGCNFs were prepared by a combination of hot-pressing and extrusion methods. Extrusion was used to produce samples with substantially different shear histories. The fracture behavior of these samples was analyzed using the essential work of fracture (EWF) approach. The results showed an increase of 292% in the essential work of fracture for the loading of 10 wt%. Further increasing fiber loading to 20 wt% caused the essential work of fracture to increase only 193% with respect to the unmodified material. Evaluation of the fracture surface morphology indicated that the fibril frequency and microvoid size within the various fiber loadings depended strongly on processing conditions.


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