scholarly journals Continuously thermal conductive pathway of bidisperse boron nitride fillers in epoxy composite for highly efficient heat dissipation

2021 ◽  
Vol 27 ◽  
pp. 102230
Author(s):  
Jun Min Kim ◽  
Dae-Woong Jung ◽  
Lee Su Kim ◽  
Myungsu Kim ◽  
Sooyeol Jeong ◽  
...  
2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Zhengdong Wang ◽  
Guodong Meng ◽  
Liangliang Wang ◽  
Liliang Tian ◽  
Siyu Chen ◽  
...  

AbstractDielectric materials with good thermal transport performance and desirable dielectric properties have significant potential to address the critical challenges of heat dissipation for microelectronic devices and power equipment under high electric field. This work reported the role of synergistic effect and interface on through-plane thermal conductivity and dielectric properties by intercalating the hybrid fillers of the alumina and boron nitride nanosheets (BNNs) into epoxy resin. For instance, epoxy composite with hybrid fillers at a relatively low loading shows an increase of around 3 times in through-plane thermal conductivity and maintains a close dielectric breakdown strength compared to pure epoxy. Meanwhile, the epoxy composite shows extremely low dielectric loss of 0.0024 at room temperature and 0.022 at 100 ℃ and 10−1 Hz. And covalent bonding and hydrogen-bond interaction models were presented for analyzing the thermal conductivity and dielectric properties.


2019 ◽  
Vol 44 (10) ◽  
pp. 4764-4770 ◽  
Author(s):  
Xin Zhou ◽  
Xu-Feng Meng ◽  
Jun-Min Wang ◽  
Ning-Zhao Shang ◽  
Tao Feng ◽  
...  

2021 ◽  
pp. 107325
Author(s):  
Weifang Han ◽  
Mengyuan Chen ◽  
Wei Li ◽  
Yuchao Li ◽  
Chunhua Ge ◽  
...  

2019 ◽  
Vol 29 (13) ◽  
pp. 1900412 ◽  
Author(s):  
Jingkai Han ◽  
Gaolai Du ◽  
Weiwei Gao ◽  
Hao Bai

2016 ◽  
Vol 4 (48) ◽  
pp. 19107-19115 ◽  
Author(s):  
Li Fu ◽  
Guoxin Chen ◽  
Nan Jiang ◽  
Jinhong Yu ◽  
Cheng-Te Lin ◽  
...  

We report a facile and general approach for the synthesis of boron nitride nanosheet (BNNS)–metal nanoparticle (NP) composites at room temperature without adding any reducing agent.


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