Water-Tree Resistant Characteristics of Crosslinker-Modified-SiO2/XLPE Nanocomposites
Abstract
:1. Introduction
2. Experimental Schemes
2.1. Materials Preparation
2.2. Characterization and Testing Methodology
3. Results and Discussion
3.1. Material Characterization
3.2. Water-Tree Characteristics
3.3. Mechanical Performances
4. Conclusions
Author Contributions
Funding
Data Availability Statement
Conflicts of Interest
References
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Materials | Source | Model |
---|---|---|
Linear low density polyethylene (LLDPE) | Jilin Petrochemical China Petro Co., Ltd., Changchun, China | DFDA 7042 |
4-hydroxy benzophenone laurate | Harbin University of Science and Technology, Harbin, China | —— |
Trimethylolpropane triacrylate (TMPTA) | Maklin Biochemical Technology Co. Ltd., Shanghai, China | —— |
SiO2 nanoparticles (~40 nm in diameter) | ||
3-mercaptopropyl trimethoxysilane (MPTMS) | Jiangsu Heyuan Chemical Co. Ltd., Nanjing, China | —— |
Dichloromethane (DCM) | Fuyu Fine Chemical Co. Ltd., Tianjin, China | Analytical purity |
Triethylamine (TEA) | ||
Anhydrous ethanol (EtOH) |
Materials | LLDPE | BPL | TMPTA | TMPTA-s-SiO2 | SiO2 |
---|---|---|---|---|---|
XLPE | 96.7 | 2 | 1 | 0 | 0 |
0.5wt%TMPTA-s-SiO2/XLPE | 97.2 | 2 | 0 | 0.5 | 0 |
1.5wt%TMPTA-s-SiO2/XLPE | 96.2 | 2 | 0 | 1.5 | 0 |
1.5wt%SiO2/XLPE | 95.2 | 2 | 1 | 0 | 1.5 |
Samples | Gel Content/% | E”/MPa | tanθ | Ls/μm | Ws/μm |
---|---|---|---|---|---|
Pure XLPE | 70.6 | 68 | 0.072 | 330.02 | 451.9 |
0.5wt%TMPTA-s-SiO2/XLPE | 73.2 | 72 | 0.055 | 227.7 | 324.5 |
1.5wt%TMPTA-s-SiO2/XLPE | 88.1 | 79 | 0.050 | 190.35 | 284.6 |
1.5wt% SiO2/XLPE | 66.4 | 65 | 0.082 | 239.2 | 427.5 |
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Zhang, Y.-Q.; Wang, X.; Yu, P.-L.; Sun, W.-F. Water-Tree Resistant Characteristics of Crosslinker-Modified-SiO2/XLPE Nanocomposites. Materials 2021, 14, 1398. https://doi.org/10.3390/ma14061398
Zhang Y-Q, Wang X, Yu P-L, Sun W-F. Water-Tree Resistant Characteristics of Crosslinker-Modified-SiO2/XLPE Nanocomposites. Materials. 2021; 14(6):1398. https://doi.org/10.3390/ma14061398
Chicago/Turabian StyleZhang, Yong-Qi, Xuan Wang, Ping-Lan Yu, and Wei-Feng Sun. 2021. "Water-Tree Resistant Characteristics of Crosslinker-Modified-SiO2/XLPE Nanocomposites" Materials 14, no. 6: 1398. https://doi.org/10.3390/ma14061398