Enhanced tribological properties in core–shell structured SiO2@GO hybrid fillers for epoxy nanocomposites

RSC Advances ◽  
2016 ◽  
Vol 6 (92) ◽  
pp. 89221-89230 ◽  
Author(s):  
Jing Hong ◽  
Changhua Liu ◽  
Xi Deng ◽  
Ting Jiang ◽  
Lin Gan ◽  
...  

SiO2 coated with graphene oxide (GO) hybrids (SiO2@GO) were fabricated by electrostatic self-assembly and introduced into an epoxy polymer (EP) matrix to prepare epoxy composites by a solvent-free curing process.

2020 ◽  
Vol 151 ◽  
pp. 106533 ◽  
Author(s):  
Haijie Chen ◽  
Zhaowen Ba ◽  
Dan Qiao ◽  
Dapeng Feng ◽  
Zenghong Song ◽  
...  

RSC Advances ◽  
2015 ◽  
Vol 5 (41) ◽  
pp. 32469-32478 ◽  
Author(s):  
Ying Li ◽  
Yu Xu ◽  
Tao Zhou ◽  
Aiming Zhang ◽  
Jianjun Bao

In this study, a method to construct perfect three-dimensional (3D) polymer/graphene oxide (GO) core–shell microspheres was proposed via electrostatic self-assembly.


2015 ◽  
Vol 22 (02) ◽  
pp. 1550023
Author(s):  
DA SHU ◽  
DABIN ZHANG

In this paper, 3-aminopropyltriethoxysilane (APS) was applied as an intermediate coupling agent to form chemical bonding between graphene oxide (GO) sheets and silicon substrate (named as APS–GO). Then, trimethoxyphenylsilane coupling agents (TMTES) were assembled on top of APS–GO films as a tail group. The chemical compositions, microstructures, nanotribological and microtribological behaviors were characterized by XPS, WCA, AFM, UMT-2MT and SEM respectively. The results showed that GO sheets were chemically adsorbed on the surface of substrate and chemically reacted with TMTES to form a mulitilayer film. Nanotribological and microtribological results indicated that the prepared APS–GO–TMTES film possessed excellent tribological properties. In addition, friction and wear mechanisms of samples were discussed at the end of this paper.


RSC Advances ◽  
2016 ◽  
Vol 6 (42) ◽  
pp. 35847-35854 ◽  
Author(s):  
Tao Huang ◽  
Xiaoliang Zeng ◽  
Yimin Yao ◽  
Rong Sun ◽  
Fanling Meng ◽  
...  

Boron nitride/graphene oxide hybrids prepared by an electrostatic self-assembly strategy were used as fillers for epoxy composites with high thermal conductivity.


RSC Advances ◽  
2020 ◽  
Vol 10 (66) ◽  
pp. 40148-40156
Author(s):  
Hao Wu ◽  
Chengbao Liu ◽  
Li Cheng ◽  
Yue Yu ◽  
Haichao Zhao ◽  
...  

Superior mechanical and tribological properties of epoxy nanocomposites were obtained by introducing novel reactive bio-based epoxy-modified graphene oxide nanomaterials.


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