Impact behavior of carbon fiber/epoxy composite tubes reinforced with multi-walled carbon nanotubes at cryogenic environment

2018 ◽  
Vol 145 ◽  
pp. 145-154 ◽  
Author(s):  
Memduh Kara ◽  
Muhammed Kırıcı ◽  
Ahmet Caner Tatar ◽  
Ahmet Avcı
2017 ◽  
Vol 24 (6) ◽  
pp. 1339-1351 ◽  
Author(s):  
Qi Dong ◽  
Guoshun Wan ◽  
Yongzheng Xu ◽  
Yunli Guo ◽  
Tianxiang Du ◽  
...  

2020 ◽  
Vol 27 (1) ◽  
pp. 143-159
Author(s):  
Yuan ◽  
Chen ◽  
Wang ◽  
Li ◽  
Wei ◽  
...  

SBS-g-MWNTs/carbon fiber/epoxy (SBS-g-MWNTs/CF/EP) three-phase composite laminates were fabricated to study the effect of styrene-butadiene-styrene triblock copolymer grafted multi-walled carbon nanotubes (SBS-g-MWNTs) on mechanical performance of carbon fiber-reinforced composite. The chemical grafting of styrene-butadiene-styrene (SBS) on multi-walled carbon nanotubes (MWNTs) was characterized by X-ray photoelectron spectroscopy (XPS), Fourier transform infrared spectroscopy (FT-IR), scanning electron microscope (SEM), transmission electron microscopic (TEM) and thermogravimetric analysis (TGA). The mechanical properties of SBS-g-MWNTs filled CF/EP composites were evaluated by tensile, flexural, impact and interfacial shear strength (ILSS) tests. Results showed that SBS-g-MWNTs was homogeneously dispersed in epoxy matrix and the existence of SBS-g-MWNTs effectively strengthened the interfacial adhesion between carbon fiber and epoxy, leading to remarkable enhancement in impact strength by 90.2% and ILSS by 99.7% of the composites with as low as 0.50 wt.% SBS-g-MWNTs, along with other improved mechanical properties.


2020 ◽  
Vol 9 (1) ◽  
pp. 1170-1182
Author(s):  
Muhammad Razlan Zakaria ◽  
Hazizan Md Akil ◽  
Mohd Firdaus Omar ◽  
Mohd Mustafa Al Bakri Abdullah ◽  
Aslina Anjang Ab Rahman ◽  
...  

AbstractThe electrospray deposition method was used to deposit carbon nanotubes (CNT) onto the surfaces of woven carbon fiber (CF) to produce woven hybrid carbon fiber–carbon nanotubes (CF–CNT). Extreme high-resolution field emission scanning electron microscopy (XHR-FESEM), X-ray diffraction (XRD), Raman spectroscopy and Fourier transform infrared spectroscopy (FT-IR) were used to analyze the woven hybrid CF–CNT. The results demonstrated that CNT was successfully and homogenously distributed on the woven CF surface. Woven hybrid CF–CNT epoxy composite laminates were then prepared and compared with woven CF epoxy composite laminates in terms of their flexural and dielectric properties. The results indicated that the flexural strength, flexural modulus and dielectric constant of the woven hybrid CF–CNT epoxy composite laminates were improved up to 19, 27 and 25%, respectively, compared with the woven CF epoxy composite laminates.


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