Synergistic effects of segregated network by polymethylmethacrylate beads and sintering of copper nanoparticles on thermal and electrical properties of epoxy composites

2018 ◽  
Vol 155 ◽  
pp. 144-150 ◽  
Author(s):  
Young-Han Bae ◽  
Min-Ji Yu ◽  
Minh Canh Vu ◽  
Won Kook Choi ◽  
Sung-Ryong Kim
2012 ◽  
Vol 22 (1) ◽  
pp. 61-73 ◽  
Author(s):  
Xinfeng Wu ◽  
Ying Wang ◽  
Liyuan Xie ◽  
Jinhong Yu ◽  
Fei Liu ◽  
...  

Polymer Korea ◽  
2015 ◽  
Vol 39 (6) ◽  
pp. 961
Author(s):  
Kisang Ahn ◽  
Kiho Kim ◽  
Jooheon Kim ◽  
WonChul Cho

2014 ◽  
Vol 36 (3) ◽  
pp. 556-565 ◽  
Author(s):  
Yi Wang ◽  
Jinhong Yu ◽  
Wen Dai ◽  
Yingze Song ◽  
Dong Wang ◽  
...  

2016 ◽  
Vol 7 ◽  
pp. 1174-1196 ◽  
Author(s):  
Rasheed Atif ◽  
Fawad Inam

One of the main issues in the production of polymer nanocomposites is the dispersion state of filler as multilayered graphene (MLG) and carbon nanotubes (CNTs) tend to agglomerate due to van der Waals forces. The agglomeration can be avoided by using organic solvents, selecting suitable dispersion and production methods, and functionalizing the fillers. Another proposed method is the use of hybrid fillers as synergistic effects can cause an improvement in the dispersion state of the fillers. In this review article, various aspects of each process that can help avoid filler agglomeration and improve dispersion state are discussed in detail. This review article would be helpful for both current and prospective researchers in the field of MLG- and CNT-based polymer nanocomposites to achieve maximum enhancement in mechanical, thermal, and electrical properties of produced polymer nanocomposites.


2016 ◽  
Vol 10 (4) ◽  
pp. 395-400 ◽  
Author(s):  
Deepali Kelkar ◽  
◽  
Ashish Chourasia ◽  
◽  

Poly(3,4-ethylenedioxythiophene) (PEDOT) was chemically synthesized, undoped and then re-doped using FeCl3 as well as camphorsulfonic acid (CSA). FT-IR results confirm the nature of the synthesized and doped samples. XRD analysis indicates crystal structure modification after doping and was also used to calculate crystallinity of samples. Crystallinity increases after FeCl3 doping, whereas it reduces due to CSA doping. TGA-DTA results show reduction in Tg value for FeCl3 doped sample while it increases for CSA doped samples compared to that of undoped PEDOT. Reduction in Tg indicates plasticizing effect of FeCl3 whereas increase in Tg show anti-plasticizing effect of CSA in PEDOT. Conductivity value () increases by two orders of magnitude after doping. Log vs. 1/T graph show metallic nature of undoped PEDOT above 308 K, however both doped samples show semiconducting nature from 301 to 383 K.


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