Constitutive Parameters of Mechanical Behaviour Law for Poly (Ether-Ether-Ketone) Based Composites with Carbon Nanotubes and Carbon Fibres

2014 ◽  
Vol 659 ◽  
pp. 118-123
Author(s):  
Dan Catalin Trufasu ◽  
Aida Maria Besnea ◽  
Gabriel Andrei ◽  
Marian Bastiurea ◽  
Adrian Cotet

Phenomenological constitutive equations are applied successfully to predict stress-strain relationship for semi-crystalline polymers at high strain rates encountered in mechanical tests. The parameters of mechanical behaviour law for polymer composites with nanoscopic additives and carbon fibres can be identified by applying a known law over a lot of data obtained from compressive tests. The objective of this study is to investigate the applicability of the model G'Sell - Jonas in the case of poly (ether-ether-ketone) composites with carbon nanotubes and carbon fibres.

2019 ◽  
Vol 175 ◽  
pp. 60-68 ◽  
Author(s):  
Dimitrios G. Papageorgiou ◽  
Mufeng Liu ◽  
Zheling Li ◽  
Cristina Vallés ◽  
Robert J. Young ◽  
...  

Carbon ◽  
2011 ◽  
Vol 49 (8) ◽  
pp. 2817-2833 ◽  
Author(s):  
Ana M. Díez-Pascual ◽  
Behnam Ashrafi ◽  
Mohammed Naffakh ◽  
José M. González-Domínguez ◽  
Andrew Johnston ◽  
...  

2019 ◽  
Vol 32 (3) ◽  
pp. 276-285 ◽  
Author(s):  
Yongpeng Wang ◽  
Qingwen Zhang ◽  
Mengzhu Liu ◽  
Qizhong Zhang ◽  
Haibo Zhang ◽  
...  

The modified single-walled carbon nanotubes (m-SWCNTs)/poly(ether ether ketone) (PEEK) composites were prepared by solution blending and melt blending, respectively. The mechanical, dielectric, and frictional performances of the m-SWCNTs/PEEK composites obtained by different processing technic were investigated. The poly(aryl ether ketone)s with pyrene (PAEK-Pys) were synthesized through iridium-catalyzed C−H borylation followed by Suzuki coupling. PAEK-Pys were characterized using ultraviolet–visible spectroscopy, proton nuclear magnetic resonance spectroscopy, and gel permeation chromatography. The polymers were then used for surface modification of pristine SWCNTs. Finally, the m-SWCNTs were used to prepare m-SWCNTs/PEEK composites via co-blending in solution or melt. The mechanical, frictional, and dielectric performance of the m-SWCNTs/PEEK composite by solution blending were better than these in m-SWCNTs/PEEK composite by melt blending. These results suggest that the method of solution blending is more favorable for the dispersion of the SWCNTs in PEEK.


Polymer ◽  
2019 ◽  
Vol 176 ◽  
pp. 60-65 ◽  
Author(s):  
Seisuke Ata ◽  
Yoshihiro Hayashi ◽  
Thanh Binh Nguyen Thi ◽  
Shigeki Tomonoh ◽  
Susumu Kawauchi ◽  
...  

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